{"title":"Milltek Ford Focus ST Performance Exhaust Systems","description":"\u003cp\u003eMilltek parts for three generations of Focus ST: the Mk2 ST 225 (2005-10), the Mk3 ST 2.0 EcoBoost hatch and estate plus the 2.0 TDCi diesel (2012-18), and the Mk4 ST 2.3 EcoBoost hatch and estate with a particulate filter (2019 on). The range covers cat-back and filter-back systems, sports cat, HJS ECE and de-cat downpipes, and GPF\/OPF bypass pipes. More Fords are in the \u003ca href=\"\/collections\/ford-performance-exhaust-systems\"\u003eMilltek Ford range\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"milltek-locking-bolt-kit-ford-focus-mk2-st-225-05-10","title":"Milltek Locking Bolt Kit Ford Focus Mk2 ST 225 05-10","description":"\u003ch2\u003eMilltek Locking Bolt Kit for Ford Focus MK2 RS 2.5T 305PS (2009-2010) – Genuine Milltek Fitment Part\u003c\/h2\u003e\n\u003cp\u003eThis is Milltek's fitting\/upgrade kit for the Ford Focus Mk2 ST 225. It's a hardware kit of the parts needed to fit or upgrade the associated Milltek system, rather than a pipe or silencer in its own right.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Locking Bolt Kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC Approved:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace System:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMade from T304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration\u003c\/li\u003e\n\u003cli\u003eGenuine Milltek part designed to work with the matching Milltek system\u003c\/li\u003e\n\u003cli\u003eDesigned, developed and manufactured in the UK by Milltek Sport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFord Focus MK2 RS 2.5T 305PS (2009-2010)\u003c\/li\u003e\n\u003cli\u003eFord Focus Mk2 ST 225 (2005-2010)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e any model, engine or body style not listed above. Check your car before ordering.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eWe recommend professional fitting on a ramp. Once fitted, check the tailpipe alignment and re-check all clamps after the first few hundred miles.\u003c\/p\u003e\n\u003ch3\u003eUpgrade Further\u003c\/h3\u003e\n\u003cp\u003eAlso available from Milltek for this car: \u003ca href=\"\/products\/milltek-turbo-back-exhaust-with-sports-cat-ford-focus-mk2-rs-2-5t-305ps-09-10-ssxfd083\"\u003eMilltek Turbo-back Hi-Flow Sports Cat Exhaust Ford Focus Mk2 RS 2.5T 305PS 09-10 SSXFD083\u003c\/a\u003e, \u003ca href=\"\/products\/milltek-decat-downpipe-ford-focus-mk2-rs-2-5t-305ps-09-10\"\u003eMilltek Downpipe \u0026amp; De-cat Ford Focus Mk2 RS 2.5T 305PS 09-10\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWill it fit the Ford Focus Mk2 ST 225?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek lists this part for the Ford Focus Mk2 ST 225 as well as the other models in the fitment list above.\u003c\/p\u003e\n\u003ch3\u003eIs it road legal?\u003c\/h3\u003e\n\u003cp\u003eMilltek does not list EC approval for this part. Any exhaust used on the road must still meet noise and emissions rules, so check the requirements where you live.\u003c\/p\u003e\n\u003ch3\u003eWhat does it work with?\u003c\/h3\u003e\n\u003cp\u003eMilltek notes: \"Track-proven mechanical locking system that prevents the downpipe bolts from unwinding\". Check this matches your current exhaust before ordering.\u003c\/p\u003e\n\u003ch3\u003eIs this a complete exhaust system?\u003c\/h3\u003e\n\u003cp\u003eNo. It is designed to be used with the system or factory parts described above, rather than as a complete exhaust on its own.\u003c\/p\u003e\n\u003ch3\u003eWhat is it made from?\u003c\/h3\u003e\n\u003cp\u003eT304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration better than lower grades.\u003c\/p\u003e\n\u003ch3\u003eIs there a warranty?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek products are covered against defects in materials and workmanship. Contact us with your order number if you have a problem.\u003c\/p\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":56392806760833,"sku":"MIL-SSXFD090","price":54.65,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3232\/7161\/files\/SSXFD090_1_fc1f5fe0-f9e0-4e11-a547-2c2860cb4d97.jpg?v=1791892868"},{"product_id":"milltek-decat-downpipe-ford-focus-mk2-st-225-05-10","title":"Milltek Decat Downpipe Ford Focus Mk2 ST 225 05-10","description":"\u003ch2\u003eMilltek Downpipe \u0026amp; De-cat for Ford Focus Mk2 ST 225 (2005-2010) – Maximum Flow, Motorsport Use\u003c\/h2\u003e\n\u003cp\u003eThis is Milltek's large-bore downpipe and de-cat for the Ford Focus Mk2 ST 225. It replaces the factory downpipe with a larger-bore pipe and removes the catalytic converter entirely, clearing the single most restrictive point in the exhaust for the biggest flow gain available at this position in the system. It's usually fitted alongside a Stage 2 remap, since the ECU needs to be told to expect the different readings the lambda sensors give once the cat's gone.\u003c\/p\u003e\n\u003cp\u003eIt's built for owners already committed to a serious power upgrade rather than a casual bolt-on, so pair it with the matching Milltek cat-back system for the full effect.\u003c\/p\u003e\n\u003cp\u003eBecause it removes the cat, it's intended for off-road and competition use. A de-catted car will fail an MOT emissions test and isn't legal to use on UK roads.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Large-bore Downpipe and De-cat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe Diameter:\u003c\/strong\u003e 76.2mm (3\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC Approved:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace System:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMade from T304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration\u003c\/li\u003e\n\u003cli\u003eMandrel-bent pipework keeps a constant diameter through every bend for unrestricted flow\u003c\/li\u003e\n\u003cli\u003e76.2mm (3\") pipework\u003c\/li\u003e\n\u003cli\u003eRemoves the factory catalyst for maximum flow (off-road and competition use only)\u003c\/li\u003e\n\u003cli\u003eDesigned, developed and manufactured in the UK by Milltek Sport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003eFord Focus Mk2 ST 225 (2005-2010)\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e any model, engine or body style not listed above. Check your car before ordering.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, note: Requires a stage 2 ECU remap. This work involves removing parts close to the turbo and engine, so we recommend fitting by a specialist with a ramp and suitable software support.\u003c\/p\u003e\n\u003ch3\u003eUpgrade Further\u003c\/h3\u003e\n\u003cp\u003eAlso available from Milltek for this car: \u003ca href=\"\/products\/milltek-cat-back-exhaust-ford-focus-mk2-st-225-05-10\"\u003eMilltek Cat-back Exhaust Ford Focus Mk2 ST 225 05-10\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eIs it road legal?\u003c\/h3\u003e\n\u003cp\u003eNo. Removing the catalyst means the car will fail an MOT emissions test, so it is for off-road and competition use only.\u003c\/p\u003e\n\u003ch3\u003eDo I need a remap?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek notes: \"Requires a stage 2 ECU remap\". Without suitable software the engine management is likely to log faults.\u003c\/p\u003e\n\u003ch3\u003eWill removing the cat cause a warning light?\u003c\/h3\u003e\n\u003cp\u003eWithout suitable software it is likely to, as the ECU expects the readings a working catalyst gives. This is why Milltek pairs it with a remap.\u003c\/p\u003e\n\u003ch3\u003eWhat is it made from?\u003c\/h3\u003e\n\u003cp\u003eT304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration better than lower grades.\u003c\/p\u003e\n\u003ch3\u003eIs there a warranty?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek products are covered against defects in materials and workmanship. Contact us with your order number if you have a problem.\u003c\/p\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":56392807219585,"sku":"MIL-SSXFD167","price":480.96,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3232\/7161\/files\/SSXFD167_1.jpg?v=1791892874"},{"product_id":"milltek-sports-cat-downpipe-ford-focus-mk2-st-225-05-10","title":"Milltek Sports Cat Downpipe Ford Focus Mk2 ST 225 05-10","description":"\u003ch2\u003eMilltek Downpipe \u0026amp; Sports Cat for Ford Focus Mk2 ST 225 (2005-2010) – Improved Flow, Sports Catalyst\u003c\/h2\u003e\n\u003cp\u003eThis is Milltek's large-bore downpipe with hi-flow sports cat for the Ford Focus Mk2 ST 225. It replaces the restrictive factory downpipe with a larger-bore pipe fitted with a high-flow sports catalyst in place of the standard unit, using a less dense substrate that flows significantly better than the factory cat while still treating the exhaust gases passing through it.\u003c\/p\u003e\n\u003cp\u003eIt sits between a stock downpipe and a full de-cat: a genuine flow gain suited to a Stage 1 or Stage 2 remap, without giving up the catalyst entirely the way a de-cat pipe does.\u003c\/p\u003e\n\u003cp\u003eIn the UK, a replacement catalyst on a car first registered from 1 March 2001 needs ECE R103 type-approval to be road legal, so check the EC Approved line in the specification for the version you choose.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Large Bore Downpipe and Hi-Flow Sports Cat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe Diameter:\u003c\/strong\u003e 76.2mm (3\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC Approved:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace System:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMade from T304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration\u003c\/li\u003e\n\u003cli\u003eMandrel-bent pipework keeps a constant diameter through every bend for unrestricted flow\u003c\/li\u003e\n\u003cli\u003e76.2mm (3\") pipework\u003c\/li\u003e\n\u003cli\u003eHigh-flow sports catalyst flows better than the dense factory unit while still treating exhaust gases\u003c\/li\u003e\n\u003cli\u003eDesigned, developed and manufactured in the UK by Milltek Sport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003eFord Focus Mk2 ST 225 (2005-2010)\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e any model, engine or body style not listed above. Check your car before ordering.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eSome versions: For Fitment to 2.75 Cat Back Systems Only. Requires a stage 2 ECU remap. Some versions: For Fitment to 3-inch 'Race' System only. This work involves removing parts close to the turbo and engine, so we recommend fitting by a specialist with a ramp and suitable software support.\u003c\/p\u003e\n\u003ch3\u003eUpgrade Further\u003c\/h3\u003e\n\u003cp\u003eAlso available from Milltek for this car: \u003ca href=\"\/products\/milltek-cat-back-exhaust-ford-focus-mk2-st-225-05-10\"\u003eMilltek Cat-back Exhaust Ford Focus Mk2 ST 225 05-10\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eIs it road legal?\u003c\/h3\u003e\n\u003cp\u003eMilltek lists this as a race part without EC approval, so it is intended for off-road and competition use.\u003c\/p\u003e\n\u003ch3\u003eDo I need a remap?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek notes: \"For Fitment to 2.75 Cat Back Systems Only. Requires a stage 2 ECU remap\". Without suitable software the engine management is likely to log faults.\u003c\/p\u003e\n\u003ch3\u003eHow is a sports cat different from a de-cat?\u003c\/h3\u003e\n\u003cp\u003eA sports cat still contains a catalyst, just a less dense one that flows better than the factory unit. A de-cat removes the catalyst completely.\u003c\/p\u003e\n\u003ch3\u003eWhat is it made from?\u003c\/h3\u003e\n\u003cp\u003eT304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration better than lower grades.\u003c\/p\u003e\n\u003ch3\u003eIs there a warranty?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek products are covered against defects in materials and workmanship. Contact us with your order number if you have a problem.\u003c\/p\u003e","brand":"Milltek","offers":[{"title":"Milltek 70mm Cat-Back","offer_id":56392807317889,"sku":"MIL-SSXFD168","price":1161.75,"currency_code":"GBP","in_stock":true},{"title":"Milltek 76mm Race Cat-Back","offer_id":56392807350657,"sku":"MIL-SSXFD164","price":1004.28,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3232\/7161\/files\/SSXFD168_1.jpg?v=1791892881"},{"product_id":"milltek-cat-back-exhaust-ford-focus-mk2-st-225-05-10","title":"Milltek Cat Back Exhaust Ford Focus Mk2 ST 225 05-10","description":"\u003ch2\u003eMilltek Cat-back Exhaust for Ford Focus Mk2 ST 225 (2005-2010) – Sharper Sound, Reduced Back Pressure\u003c\/h2\u003e\n\u003cp\u003eThis is Milltek's cat-back system for the Ford Focus Mk2 ST 225. It replaces everything from the factory catalytic converter rearward with wider-bore pipework, a re-profiled mid-pipe and silencers tuned specifically for this platform, cutting back pressure and sharpening the exhaust note. The factory catalytic converter stays in place, so the car's emissions hardware is left as standard. It's offered in race resonated, non-resonated or resonated versions and 4 tailpipe finishes, so you can pick the setup that suits how the car's used.\u003c\/p\u003e\n\u003cp\u003eIt's aimed at owners who want a noticeably different sound and a genuine, if modest, flow improvement without touching anything upstream of the cat: a straightforward bolt-on that doesn't need a remap or any other supporting mods to enjoy.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Cat-back\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace System:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMade from T304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration\u003c\/li\u003e\n\u003cli\u003eMandrel-bent pipework keeps a constant diameter through every bend for unrestricted flow\u003c\/li\u003e\n\u003cli\u003eReplaces the standard exhaust from the catalytic converter back, so the factory cat is retained\u003c\/li\u003e\n\u003cli\u003eChoice of 4 tailpipe finishes: GT-100 Cerakote Black, GT-100 Polished, GT-100 Titanium, JET-100 Polished\u003c\/li\u003e\n\u003cli\u003eEC approved versions available\u003c\/li\u003e\n\u003cli\u003eResonated (quieter) or non-resonated (louder) versions\u003c\/li\u003e\n\u003cli\u003eDesigned, developed and manufactured in the UK by Milltek Sport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003eFord Focus Mk2 ST 225 (2005-2010)\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e any model, engine or body style not listed above. Check your car before ordering.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eWe recommend professional fitting on a ramp. Once fitted, check the tailpipe alignment and re-check all clamps after the first few hundred miles.\u003c\/p\u003e\n\u003ch3\u003eUpgrade Further\u003c\/h3\u003e\n\u003cp\u003eAlso available from Milltek for this car: \u003ca href=\"\/products\/milltek-decat-downpipe-ford-focus-mk2-st-225-05-10\"\u003eMilltek Downpipe \u0026amp; De-cat Ford Focus Mk2 ST 225 05-10\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat's the difference between the resonated and non-resonated versions?\u003c\/h3\u003e\n\u003cp\u003eThe resonated version adds extra silencing for a quieter, more refined tone. The non-resonated version leaves it out, so it is louder and more aggressive. Race versions are the loudest and are intended for track use.\u003c\/p\u003e\n\u003ch3\u003eWhich tailpipe finishes are available?\u003c\/h3\u003e\n\u003cp\u003eYou can choose from: GT-100 Cerakote Black, GT-100 Polished, GT-100 Titanium, JET-100 Polished. The finish is cosmetic and does not change the sound.\u003c\/p\u003e\n\u003ch3\u003eIs it road legal?\u003c\/h3\u003e\n\u003cp\u003eSome versions are EC approved; check the EC Approved line in the specification for the option you choose.\u003c\/p\u003e\n\u003ch3\u003eDo I need a remap?\u003c\/h3\u003e\n\u003cp\u003eNo. It fits behind the factory catalytic converter, so no software changes are needed.\u003c\/p\u003e\n\u003ch3\u003eDoes it keep the factory catalytic converter?\u003c\/h3\u003e\n\u003cp\u003eYes. It fits behind the factory catalytic converter, which stays in place.\u003c\/p\u003e\n\u003ch3\u003eWhat is it made from?\u003c\/h3\u003e\n\u003cp\u003eT304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration better than lower grades.\u003c\/p\u003e\n\u003ch3\u003eIs there a warranty?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek products are covered against defects in materials and workmanship. Contact us with your order number if you have a problem.\u003c\/p\u003e","brand":"Milltek","offers":[{"title":"Race, Resonated \/ GT-100 Cerakote Black","offer_id":56392807383425,"sku":"MIL-SSXFD162","price":732.13,"currency_code":"GBP","in_stock":true},{"title":"Race, Resonated \/ GT-100 Polished","offer_id":56392807416193,"sku":"MIL-SSXFD135","price":732.15,"currency_code":"GBP","in_stock":true},{"title":"Race, Resonated \/ GT-100 Titanium","offer_id":56392807448961,"sku":"MIL-SSXFD163","price":885.29,"currency_code":"GBP","in_stock":true},{"title":"Non-Resonated \/ GT-100 Polished","offer_id":56392807481729,"sku":"MIL-SSXFD072","price":691.43,"currency_code":"GBP","in_stock":true},{"title":"Non-Resonated \/ JET-100 Polished","offer_id":56392807514497,"sku":"MIL-SSXFD042","price":669.35,"currency_code":"GBP","in_stock":true},{"title":"Resonated \/ JET-100 Polished","offer_id":56392807547265,"sku":"MIL-SSXFD043","price":768.64,"currency_code":"GBP","in_stock":true},{"title":"Resonated \/ GT-100 Polished","offer_id":56392807580033,"sku":"MIL-SSXFD075","price":790.71,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3232\/7161\/files\/SSXFD162_1.jpg?v=1791892890"},{"product_id":"milltek-decat-downpipe-ford-focus-mk3-st-2-0-ecoboost-5dr-hatch-12-18","title":"Milltek Decat Downpipe Ford Focus Mk3 ST 2.0 EcoBoost 5dr Hatch 12-18","description":"\u003ch2\u003eMilltek Downpipe \u0026amp; De-cat for Ford Focus Mk3 ST 2.0-litre EcoBoost 5-Door Hatchback (2012-2018) – Maximum Flow, Motorsport Use\u003c\/h2\u003e\n\u003cp\u003eThis is Milltek's large-bore downpipe and de-cat for the Ford Focus Mk3 ST 2.0-litre EcoBoost 5-Door Hatchback. It replaces the factory downpipe with a larger-bore pipe and removes the catalytic converter entirely, clearing the single most restrictive point in the exhaust for the biggest flow gain available at this position in the system. It's usually fitted alongside a Stage 2 remap, since the ECU needs to be told to expect the different readings the lambda sensors give once the cat's gone.\u003c\/p\u003e\n\u003cp\u003eIt's built for owners already committed to a serious power upgrade rather than a casual bolt-on, so pair it with the matching Milltek cat-back system for the full effect.\u003c\/p\u003e\n\u003cp\u003eBecause it removes the cat, it's intended for off-road and competition use. A de-catted car will fail an MOT emissions test and isn't legal to use on UK roads.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Large-bore Downpipe and De-cat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe Diameter:\u003c\/strong\u003e 76.2mm (3\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC Approved:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace System:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMade from T304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration\u003c\/li\u003e\n\u003cli\u003eMandrel-bent pipework keeps a constant diameter through every bend for unrestricted flow\u003c\/li\u003e\n\u003cli\u003e76.2mm (3\") pipework\u003c\/li\u003e\n\u003cli\u003eRemoves the factory catalyst for maximum flow (off-road and competition use only)\u003c\/li\u003e\n\u003cli\u003eDesigned, developed and manufactured in the UK by Milltek Sport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFord Focus Mk3 ST 2.0-litre EcoBoost 5-Door Hatchback (2012-2018)\u003c\/li\u003e\n\u003cli\u003eFord Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine (2012-2018)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e the Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5-Door Hatchback, which needs the \u003ca href=\"\/products\/milltek-decat-downpipe-ford-focus-mk3-rs-2-3-ecoboost-4wd-5dr-hatch-16-18\"\u003eMilltek Downpipe \u0026amp; De-cat Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5dr Hatchback 16-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, note: Requires a stage 2 ECU remap. This work involves removing parts close to the turbo and engine, so we recommend fitting by a specialist with a ramp and suitable software support.\u003c\/p\u003e\n\u003ch3\u003eUpgrade Further\u003c\/h3\u003e\n\u003cp\u003eAlso available from Milltek for this car: \u003ca href=\"\/products\/milltek-cat-back-exhaust-ford-focus-mk3-st-2-0-ecoboost-5dr-hatch-12-18\"\u003eMilltek Cat-back Exhaust Ford Focus Mk3 ST 2.0-litre EcoBoost 5dr Hatchback 12-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWill it fit the Ford Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek lists this part for the Ford Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine as well as the other models in the fitment list above.\u003c\/p\u003e\n\u003ch3\u003eDoes it fit the Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5-Door Hatchback?\u003c\/h3\u003e\n\u003cp\u003eNo. For that car, choose the \u003ca href=\"\/products\/milltek-decat-downpipe-ford-focus-mk3-rs-2-3-ecoboost-4wd-5dr-hatch-16-18\"\u003eMilltek Downpipe \u0026amp; De-cat Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5dr Hatchback 16-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eIs it road legal?\u003c\/h3\u003e\n\u003cp\u003eNo. Removing the catalyst means the car will fail an MOT emissions test, so it is for off-road and competition use only.\u003c\/p\u003e\n\u003ch3\u003eDo I need a remap?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek notes: \"Requires a stage 2 ECU remap\". Without suitable software the engine management is likely to log faults.\u003c\/p\u003e\n\u003ch3\u003eWill removing the cat cause a warning light?\u003c\/h3\u003e\n\u003cp\u003eWithout suitable software it is likely to, as the ECU expects the readings a working catalyst gives. This is why Milltek pairs it with a remap.\u003c\/p\u003e\n\u003ch3\u003eWhat is it made from?\u003c\/h3\u003e\n\u003cp\u003eT304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration better than lower grades.\u003c\/p\u003e\n\u003ch3\u003eIs there a warranty?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek products are covered against defects in materials and workmanship. Contact us with your order number if you have a problem.\u003c\/p\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":56392808399233,"sku":"MIL-SSXFD110","price":372.65,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3232\/7161\/files\/SSXFD110_1.jpg?v=1791892905"},{"product_id":"milltek-sports-cat-downpipe-ford-focus-mk3-st-2-0-ecoboost-5dr-hatch-12-18","title":"Milltek Sports Cat Downpipe Ford Focus Mk3 ST 2.0 EcoBoost 5dr Hatch 12-18","description":"\u003ch2\u003eMilltek Downpipe \u0026amp; Sports Cat for Ford Focus Mk3 ST 2.0-litre EcoBoost 5-Door Hatchback (2012-2018) – Improved Flow, Sports Catalyst\u003c\/h2\u003e\n\u003cp\u003eThis is Milltek's large-bore downpipe with hi-flow sports cat for the Ford Focus Mk3 ST 2.0-litre EcoBoost 5-Door Hatchback. It replaces the restrictive factory downpipe with a larger-bore pipe fitted with a high-flow sports catalyst in place of the standard unit, using a less dense substrate that flows significantly better than the factory cat while still treating the exhaust gases passing through it.\u003c\/p\u003e\n\u003cp\u003eIt sits between a stock downpipe and a full de-cat: a genuine flow gain suited to a Stage 1 or Stage 2 remap, without giving up the catalyst entirely the way a de-cat pipe does.\u003c\/p\u003e\n\u003cp\u003eIn the UK, a replacement catalyst on a car first registered from 1 March 2001 needs ECE R103 type-approval to be road legal, so check the EC Approved line in the specification for the version you choose.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Large Bore Downpipe and Hi-Flow Sports Cat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe Diameter:\u003c\/strong\u003e 76.2mm (3\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC Approved:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace System:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMade from T304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration\u003c\/li\u003e\n\u003cli\u003eMandrel-bent pipework keeps a constant diameter through every bend for unrestricted flow\u003c\/li\u003e\n\u003cli\u003e76.2mm (3\") pipework\u003c\/li\u003e\n\u003cli\u003eHigh-flow sports catalyst flows better than the dense factory unit while still treating exhaust gases\u003c\/li\u003e\n\u003cli\u003eDesigned, developed and manufactured in the UK by Milltek Sport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFord Focus Mk3 ST 2.0-litre EcoBoost 5-Door Hatchback (2012-2018)\u003c\/li\u003e\n\u003cli\u003eFord Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine (2012-2018)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e the Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5-Door Hatchback, which needs the \u003ca href=\"\/products\/milltek-sports-cat-downpipe-ford-focus-mk3-rs-2-3-ecoboost-4wd-5dr-hatch-16-18\"\u003eMilltek Downpipe \u0026amp; Sports Cat Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5dr Hatchback 16-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, note: 200 Cell Race-only. Must be fitted with the Milltek Sport cat-back system and requires a Stage 2 ECU remap. This work involves removing parts close to the turbo and engine, so we recommend fitting by a specialist with a ramp and suitable software support.\u003c\/p\u003e\n\u003ch3\u003eUpgrade Further\u003c\/h3\u003e\n\u003cp\u003eAlso available from Milltek for this car: \u003ca href=\"\/products\/milltek-cat-back-exhaust-ford-focus-mk3-st-2-0-ecoboost-5dr-hatch-12-18\"\u003eMilltek Cat-back Exhaust Ford Focus Mk3 ST 2.0-litre EcoBoost 5dr Hatchback 12-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWill it fit the Ford Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek lists this part for the Ford Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine as well as the other models in the fitment list above.\u003c\/p\u003e\n\u003ch3\u003eDoes it fit the Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5-Door Hatchback?\u003c\/h3\u003e\n\u003cp\u003eNo. For that car, choose the \u003ca href=\"\/products\/milltek-sports-cat-downpipe-ford-focus-mk3-rs-2-3-ecoboost-4wd-5dr-hatch-16-18\"\u003eMilltek Downpipe \u0026amp; Sports Cat Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5dr Hatchback 16-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eIs it road legal?\u003c\/h3\u003e\n\u003cp\u003eMilltek lists this as a race part without EC approval, so it is intended for off-road and competition use.\u003c\/p\u003e\n\u003ch3\u003eDo I need a remap?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek notes: \"200 Cell Race-only. Must be fitted with the Milltek Sport cat-back system and requires a Stage 2 ECU remap\". Without suitable software the engine management is likely to log faults.\u003c\/p\u003e\n\u003ch3\u003eCan I use it with my standard exhaust?\u003c\/h3\u003e\n\u003cp\u003eNo. Milltek states it must be fitted with the matching Milltek system, so budget for the cat-back as well.\u003c\/p\u003e\n\u003ch3\u003eHow is a sports cat different from a de-cat?\u003c\/h3\u003e\n\u003cp\u003eA sports cat still contains a catalyst, just a less dense one that flows better than the factory unit. A de-cat removes the catalyst completely.\u003c\/p\u003e\n\u003ch3\u003eWhat is it made from?\u003c\/h3\u003e\n\u003cp\u003eT304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration better than lower grades.\u003c\/p\u003e\n\u003ch3\u003eIs there a warranty?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek products are covered against defects in materials and workmanship. Contact us with your order number if you have a problem.\u003c\/p\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":56392808432001,"sku":"MIL-SSXFD125","price":668.91,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3232\/7161\/files\/SSXFD125_1.jpg?v=1791892908"},{"product_id":"milltek-hjs-tuning-ece-downpipes-ford-focus-mk3-st-2-0-ecoboost-5dr-hatch-12-18","title":"Milltek HJS Tuning ECE Downpipes Ford Focus Mk3 ST 2.0 EcoBoost 5dr Hatch 12-18","description":"\u003ch2\u003eMilltek HJS Tuning ECE Downpipes for Ford Focus Mk3 ST 2.0-litre EcoBoost 5-Door Hatchback (2012-2018) – Improved Flow, Sports Catalyst\u003c\/h2\u003e\n\u003cp\u003eThis is Milltek's HJS Tuning ECE downpipe set for the Ford Focus Mk3 ST 2.0-litre EcoBoost 5-Door Hatchback. These replace the factory downpipes with HJS high-flow sports catalysts that carry full ECE type-approval, so you get a genuine flow improvement over the restrictive factory units without taking the car outside emissions compliance.\u003c\/p\u003e\n\u003cp\u003eThey're aimed at drivers who want more from the downpipes than the standard units allow, but need the car to stay legally usable on the road and pass an emissions test, which a straight de-cat pipe won't do.\u003c\/p\u003e\n\u003cp\u003eBecause they're type-approved, these can be run on a car that's used on the road, unlike a straight de-cat pipe.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e HJS Tuning ECE Downpipes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe Diameter:\u003c\/strong\u003e 70mm (2.76\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC Approved:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace System:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMade from T304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration\u003c\/li\u003e\n\u003cli\u003eMandrel-bent pipework keeps a constant diameter through every bend for unrestricted flow\u003c\/li\u003e\n\u003cli\u003e70mm (2.76\") pipework\u003c\/li\u003e\n\u003cli\u003eHigh-flow sports catalyst flows better than the dense factory unit while still treating exhaust gases\u003c\/li\u003e\n\u003cli\u003eEC approved\u003c\/li\u003e\n\u003cli\u003eDesigned, developed and manufactured in the UK by Milltek Sport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFord Focus Mk3 ST 2.0-litre EcoBoost 5-Door Hatchback (2012-2018)\u003c\/li\u003e\n\u003cli\u003eFord Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine (2012-2018)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e the Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5-Door Hatchback, which needs the \u003ca href=\"\/products\/milltek-sports-cat-downpipe-ford-focus-mk3-rs-2-3-ecoboost-4wd-5dr-hatch-16-18\"\u003eMilltek Downpipe \u0026amp; Sports Cat Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5dr Hatchback 16-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eThis work involves removing parts close to the turbo and engine, so we recommend fitting by a specialist with a ramp and suitable software support.\u003c\/p\u003e\n\u003ch3\u003eUpgrade Further\u003c\/h3\u003e\n\u003cp\u003eAlso available from Milltek for this car: \u003ca href=\"\/products\/milltek-cat-back-exhaust-ford-focus-mk3-st-2-0-ecoboost-5dr-hatch-12-18\"\u003eMilltek Cat-back Exhaust Ford Focus Mk3 ST 2.0-litre EcoBoost 5dr Hatchback 12-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWill it fit the Ford Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek lists this part for the Ford Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine as well as the other models in the fitment list above.\u003c\/p\u003e\n\u003ch3\u003eDoes it fit the Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5-Door Hatchback?\u003c\/h3\u003e\n\u003cp\u003eNo. For that car, choose the \u003ca href=\"\/products\/milltek-sports-cat-downpipe-ford-focus-mk3-rs-2-3-ecoboost-4wd-5dr-hatch-16-18\"\u003eMilltek Downpipe \u0026amp; Sports Cat Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5dr Hatchback 16-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eIs it road legal?\u003c\/h3\u003e\n\u003cp\u003eEvery version of this part is listed by Milltek as EC approved.\u003c\/p\u003e\n\u003ch3\u003eDo I need a remap?\u003c\/h3\u003e\n\u003cp\u003eA suitable remap is strongly recommended, as the engine management needs to account for the change in flow and sensor readings. Speak to your tuner before fitting.\u003c\/p\u003e\n\u003ch3\u003eCan I use it with my standard exhaust?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek lists it for use with the factory (OE) exhaust system.\u003c\/p\u003e\n\u003ch3\u003eHow is a sports cat different from a de-cat?\u003c\/h3\u003e\n\u003cp\u003eA sports cat still contains a catalyst, just a less dense one that flows better than the factory unit. A de-cat removes the catalyst completely.\u003c\/p\u003e\n\u003ch3\u003eWhat is it made from?\u003c\/h3\u003e\n\u003cp\u003eT304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration better than lower grades.\u003c\/p\u003e\n\u003ch3\u003eIs there a warranty?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek products are covered against defects in materials and workmanship. Contact us with your order number if you have a problem.\u003c\/p\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":56392808464769,"sku":"MIL-SSXFD210","price":1404.54,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3232\/7161\/files\/SSXFD210_1.jpg?v=1791892912"},{"product_id":"milltek-cat-back-exhaust-ford-focus-mk3-st-2-0-ecoboost-5dr-hatch-12-18","title":"Milltek Cat Back Exhaust Ford Focus Mk3 ST 2.0 EcoBoost 5dr Hatch 12-18","description":"\u003ch2\u003eMilltek Cat-back Exhaust for Ford Focus Mk3 ST 2.0-litre EcoBoost 5-Door Hatchback (2012-2018) – Sharper Sound, Reduced Back Pressure\u003c\/h2\u003e\n\u003cp\u003eThis is Milltek's cat-back system for the Ford Focus Mk3 ST 2.0-litre EcoBoost 5-Door Hatchback. It replaces everything from the factory catalytic converter rearward with wider-bore pipework, a re-profiled mid-pipe and silencers tuned specifically for this platform, cutting back pressure and sharpening the exhaust note. The factory catalytic converter stays in place, so the car's emissions hardware is left as standard. It's offered in non-resonated, resonated EC approved or part resonated versions and 3 tailpipe finishes, so you can pick the setup that suits how the car's used.\u003c\/p\u003e\n\u003cp\u003eIt's aimed at owners who want a noticeably different sound and a genuine, if modest, flow improvement without touching anything upstream of the cat: a straightforward bolt-on that doesn't need a remap or any other supporting mods to enjoy.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Cat-back\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe Diameter:\u003c\/strong\u003e 76.2mm (3\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace System:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMade from T304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration\u003c\/li\u003e\n\u003cli\u003eMandrel-bent pipework keeps a constant diameter through every bend for unrestricted flow\u003c\/li\u003e\n\u003cli\u003e76.2mm (3\") pipework\u003c\/li\u003e\n\u003cli\u003eReplaces the standard exhaust from the catalytic converter back, so the factory cat is retained\u003c\/li\u003e\n\u003cli\u003eChoice of 3 tailpipe finishes: GT-100 Black, GT-100 Polished, GT-100 Titanium\u003c\/li\u003e\n\u003cli\u003eEC approved versions available\u003c\/li\u003e\n\u003cli\u003eResonated (quieter) or non-resonated (louder) versions\u003c\/li\u003e\n\u003cli\u003eDesigned, developed and manufactured in the UK by Milltek Sport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003eFord Focus Mk3 ST 2.0-litre EcoBoost 5-Door Hatchback (2012-2018)\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e the Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5-Door Hatchback, which needs the \u003ca href=\"\/products\/milltek-cat-back-exhaust-ford-focus-mk3-rs-2-3-ecoboost-4wd-5dr-hatch-16-18\"\u003eMilltek Cat-back Exhaust Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5dr Hatchback 16-18\u003c\/a\u003e; the Ford Focus Mk3 ST 2.0-litre TDCi 5-Door Hatchback (Diesel), which needs the \u003ca href=\"\/products\/milltek-cat-back-exhaust-ford-focus-mk3-st-2-0-tdci-5dr-hatch-diesel-12-18\"\u003eMilltek Cat-back Exhaust Ford Focus Mk3 ST 2.0-litre TDCi 5dr Hatchback Diesel 12-18\u003c\/a\u003e; the Ford Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine, which needs the \u003ca href=\"\/products\/milltek-cat-back-exhaust-ford-focus-mk3-st-2-0-ecoboost-estate-sedan-limosine-12-18\"\u003eMilltek Cat-back Exhaust Ford Focus Mk3 ST 2.0-litre EcoBoost Estate, Sedan \u0026amp; Limosine 12-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eWe recommend professional fitting on a ramp. Once fitted, check the tailpipe alignment and re-check all clamps after the first few hundred miles.\u003c\/p\u003e\n\u003ch3\u003eUpgrade Further\u003c\/h3\u003e\n\u003cp\u003eAlso available from Milltek for this car: \u003ca href=\"\/products\/milltek-decat-downpipe-ford-focus-mk3-st-2-0-ecoboost-5dr-hatch-12-18\"\u003eMilltek Downpipe \u0026amp; De-cat Ford Focus Mk3 ST 2.0-litre EcoBoost 5dr Hatchback 12-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat's the difference between the resonated and non-resonated versions?\u003c\/h3\u003e\n\u003cp\u003eThe resonated version adds extra silencing for a quieter, more refined tone. The non-resonated version leaves it out, so it is louder and more aggressive.\u003c\/p\u003e\n\u003ch3\u003eWhich tailpipe finishes are available?\u003c\/h3\u003e\n\u003cp\u003eYou can choose from: GT-100 Black, GT-100 Polished, GT-100 Titanium. The finish is cosmetic and does not change the sound.\u003c\/p\u003e\n\u003ch3\u003eDoes it fit the Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5-Door Hatchback?\u003c\/h3\u003e\n\u003cp\u003eNo. For that car, choose the \u003ca href=\"\/products\/milltek-cat-back-exhaust-ford-focus-mk3-rs-2-3-ecoboost-4wd-5dr-hatch-16-18\"\u003eMilltek Cat-back Exhaust Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5dr Hatchback 16-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eIs it road legal?\u003c\/h3\u003e\n\u003cp\u003eSome versions are EC approved; check the EC Approved line in the specification for the option you choose.\u003c\/p\u003e\n\u003ch3\u003eDo I need a remap?\u003c\/h3\u003e\n\u003cp\u003eNo. It fits behind the factory catalytic converter, so no software changes are needed.\u003c\/p\u003e\n\u003ch3\u003eDoes it keep the factory catalytic converter?\u003c\/h3\u003e\n\u003cp\u003eYes. It fits behind the factory catalytic converter, which stays in place.\u003c\/p\u003e\n\u003ch3\u003eWhat is it made from?\u003c\/h3\u003e\n\u003cp\u003eT304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration better than lower grades.\u003c\/p\u003e\n\u003ch3\u003eIs there a warranty?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek products are covered against defects in materials and workmanship. Contact us with your order number if you have a problem.\u003c\/p\u003e","brand":"Milltek","offers":[{"title":"Non-Resonated \/ GT-100 Black","offer_id":56392808530305,"sku":"MIL-SSXFD111","price":907.09,"currency_code":"GBP","in_stock":true},{"title":"Non-Resonated \/ GT-100 Polished","offer_id":56392808563073,"sku":"MIL-SSXFD092","price":907.11,"currency_code":"GBP","in_stock":true},{"title":"Non-Resonated \/ GT-100 Titanium","offer_id":56392808595841,"sku":"MIL-SSXFD114","price":1060.25,"currency_code":"GBP","in_stock":true},{"title":"Resonated - EC Approved \/ GT-100 Black","offer_id":56392808628609,"sku":"MIL-SSXFD115","price":1236.65,"currency_code":"GBP","in_stock":true},{"title":"Resonated - EC Approved \/ GT-100 Polished","offer_id":56392808661377,"sku":"MIL-SSXFD094","price":1236.66,"currency_code":"GBP","in_stock":true},{"title":"Resonated - EC Approved \/ GT-100 Titanium","offer_id":56392808694145,"sku":"MIL-SSXFD118","price":1389.8,"currency_code":"GBP","in_stock":true},{"title":"Part Resonated \/ GT-100 Black","offer_id":56392808726913,"sku":"MIL-SSXFD120","price":1041.06,"currency_code":"GBP","in_stock":true},{"title":"Part Resonated \/ GT-100 Polished","offer_id":56392808759681,"sku":"MIL-SSXFD119","price":1041.08,"currency_code":"GBP","in_stock":true},{"title":"Part Resonated \/ GT-100 Titanium","offer_id":56392808792449,"sku":"MIL-SSXFD121","price":1194.21,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3232\/7161\/files\/SSXFD111_1.jpg?v=1791892930"},{"product_id":"milltek-decat-downpipe-ford-focus-mk3-st-2-0-ecoboost-estate-sedan-limosine-12-18","title":"Milltek Decat Downpipe Ford Focus Mk3 ST 2.0 EcoBoost Estate Sedan Limousine 12-18","description":"\u003ch2\u003eMilltek Downpipe \u0026amp; De-cat for Ford Focus Mk3 ST 2.0-litre EcoBoost 5-Door Hatchback (2012-2018) – Maximum Flow, Motorsport Use\u003c\/h2\u003e\n\u003cp\u003eThis is Milltek's large-bore downpipe and de-cat for the Ford Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine. It replaces the factory downpipe with a larger-bore pipe and removes the catalytic converter entirely, clearing the single most restrictive point in the exhaust for the biggest flow gain available at this position in the system. It's usually fitted alongside a Stage 2 remap, since the ECU needs to be told to expect the different readings the lambda sensors give once the cat's gone.\u003c\/p\u003e\n\u003cp\u003eIt's built for owners already committed to a serious power upgrade rather than a casual bolt-on, so pair it with the matching Milltek cat-back system for the full effect.\u003c\/p\u003e\n\u003cp\u003eBecause it removes the cat, it's intended for off-road and competition use. A de-catted car will fail an MOT emissions test and isn't legal to use on UK roads.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Large-bore Downpipe and De-cat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe Diameter:\u003c\/strong\u003e 76.2mm (3\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC Approved:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace System:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMade from T304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration\u003c\/li\u003e\n\u003cli\u003eMandrel-bent pipework keeps a constant diameter through every bend for unrestricted flow\u003c\/li\u003e\n\u003cli\u003e76.2mm (3\") pipework\u003c\/li\u003e\n\u003cli\u003eRemoves the factory catalyst for maximum flow (off-road and competition use only)\u003c\/li\u003e\n\u003cli\u003eDesigned, developed and manufactured in the UK by Milltek Sport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFord Focus Mk3 ST 2.0-litre EcoBoost 5-Door Hatchback (2012-2018)\u003c\/li\u003e\n\u003cli\u003eFord Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine (2012-2018)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e the Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5-Door Hatchback, which needs the \u003ca href=\"\/products\/milltek-decat-downpipe-ford-focus-mk3-rs-2-3-ecoboost-4wd-5dr-hatch-16-18\"\u003eMilltek Downpipe \u0026amp; De-cat Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5dr Hatchback 16-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, note: Requires a stage 2 ECU remap. This work involves removing parts close to the turbo and engine, so we recommend fitting by a specialist with a ramp and suitable software support.\u003c\/p\u003e\n\u003ch3\u003eUpgrade Further\u003c\/h3\u003e\n\u003cp\u003eAlso available from Milltek for this car: \u003ca href=\"\/products\/milltek-cat-back-exhaust-ford-focus-mk3-st-2-0-ecoboost-5dr-hatch-12-18\"\u003eMilltek Cat-back Exhaust Ford Focus Mk3 ST 2.0-litre EcoBoost 5dr Hatchback 12-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWill it fit the Ford Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek lists this part for the Ford Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine as well as the other models in the fitment list above.\u003c\/p\u003e\n\u003ch3\u003eDoes it fit the Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5-Door Hatchback?\u003c\/h3\u003e\n\u003cp\u003eNo. For that car, choose the \u003ca href=\"\/products\/milltek-decat-downpipe-ford-focus-mk3-rs-2-3-ecoboost-4wd-5dr-hatch-16-18\"\u003eMilltek Downpipe \u0026amp; De-cat Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5dr Hatchback 16-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eIs it road legal?\u003c\/h3\u003e\n\u003cp\u003eNo. Removing the catalyst means the car will fail an MOT emissions test, so it is for off-road and competition use only.\u003c\/p\u003e\n\u003ch3\u003eDo I need a remap?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek notes: \"Requires a stage 2 ECU remap\". Without suitable software the engine management is likely to log faults.\u003c\/p\u003e\n\u003ch3\u003eWill removing the cat cause a warning light?\u003c\/h3\u003e\n\u003cp\u003eWithout suitable software it is likely to, as the ECU expects the readings a working catalyst gives. This is why Milltek pairs it with a remap.\u003c\/p\u003e\n\u003ch3\u003eWhat is it made from?\u003c\/h3\u003e\n\u003cp\u003eT304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration better than lower grades.\u003c\/p\u003e\n\u003ch3\u003eIs there a warranty?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek products are covered against defects in materials and workmanship. Contact us with your order number if you have a problem.\u003c\/p\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":56392808825217,"sku":"MIL-SSXFD110","price":372.65,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3232\/7161\/files\/SSXFD110_1_a1c16f13-9557-4e46-bede-f1a1f420ae8c.jpg?v=1791892918"},{"product_id":"milltek-sports-cat-downpipe-ford-focus-mk3-st-2-0-ecoboost-estate-sedan-limosine-12-18","title":"Milltek Sports Cat Downpipe Ford Focus Mk3 ST 2.0 EcoBoost Estate Sedan Limousine 12-18","description":"\u003ch2\u003eMilltek Downpipe \u0026amp; Sports Cat for Ford Focus Mk3 ST 2.0-litre EcoBoost 5-Door Hatchback (2012-2018) – Improved Flow, Sports Catalyst\u003c\/h2\u003e\n\u003cp\u003eThis is Milltek's large-bore downpipe with hi-flow sports cat for the Ford Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine. It replaces the restrictive factory downpipe with a larger-bore pipe fitted with a high-flow sports catalyst in place of the standard unit, using a less dense substrate that flows significantly better than the factory cat while still treating the exhaust gases passing through it.\u003c\/p\u003e\n\u003cp\u003eIt sits between a stock downpipe and a full de-cat: a genuine flow gain suited to a Stage 1 or Stage 2 remap, without giving up the catalyst entirely the way a de-cat pipe does.\u003c\/p\u003e\n\u003cp\u003eIn the UK, a replacement catalyst on a car first registered from 1 March 2001 needs ECE R103 type-approval to be road legal, so check the EC Approved line in the specification for the version you choose.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Large Bore Downpipe and Hi-Flow Sports Cat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe Diameter:\u003c\/strong\u003e 76.2mm (3\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC Approved:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace System:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMade from T304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration\u003c\/li\u003e\n\u003cli\u003eMandrel-bent pipework keeps a constant diameter through every bend for unrestricted flow\u003c\/li\u003e\n\u003cli\u003e76.2mm (3\") pipework\u003c\/li\u003e\n\u003cli\u003eHigh-flow sports catalyst flows better than the dense factory unit while still treating exhaust gases\u003c\/li\u003e\n\u003cli\u003eDesigned, developed and manufactured in the UK by Milltek Sport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFord Focus Mk3 ST 2.0-litre EcoBoost 5-Door Hatchback (2012-2018)\u003c\/li\u003e\n\u003cli\u003eFord Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine (2012-2018)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e the Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5-Door Hatchback, which needs the \u003ca href=\"\/products\/milltek-sports-cat-downpipe-ford-focus-mk3-rs-2-3-ecoboost-4wd-5dr-hatch-16-18\"\u003eMilltek Downpipe \u0026amp; Sports Cat Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5dr Hatchback 16-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, note: 200 Cell Race-only. Must be fitted with the Milltek Sport cat-back system and requires a Stage 2 ECU remap. This work involves removing parts close to the turbo and engine, so we recommend fitting by a specialist with a ramp and suitable software support.\u003c\/p\u003e\n\u003ch3\u003eUpgrade Further\u003c\/h3\u003e\n\u003cp\u003eAlso available from Milltek for this car: \u003ca href=\"\/products\/milltek-cat-back-exhaust-ford-focus-mk3-st-2-0-ecoboost-5dr-hatch-12-18\"\u003eMilltek Cat-back Exhaust Ford Focus Mk3 ST 2.0-litre EcoBoost 5dr Hatchback 12-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWill it fit the Ford Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek lists this part for the Ford Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine as well as the other models in the fitment list above.\u003c\/p\u003e\n\u003ch3\u003eDoes it fit the Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5-Door Hatchback?\u003c\/h3\u003e\n\u003cp\u003eNo. For that car, choose the \u003ca href=\"\/products\/milltek-sports-cat-downpipe-ford-focus-mk3-rs-2-3-ecoboost-4wd-5dr-hatch-16-18\"\u003eMilltek Downpipe \u0026amp; Sports Cat Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5dr Hatchback 16-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eIs it road legal?\u003c\/h3\u003e\n\u003cp\u003eMilltek lists this as a race part without EC approval, so it is intended for off-road and competition use.\u003c\/p\u003e\n\u003ch3\u003eDo I need a remap?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek notes: \"200 Cell Race-only. Must be fitted with the Milltek Sport cat-back system and requires a Stage 2 ECU remap\". Without suitable software the engine management is likely to log faults.\u003c\/p\u003e\n\u003ch3\u003eCan I use it with my standard exhaust?\u003c\/h3\u003e\n\u003cp\u003eNo. Milltek states it must be fitted with the matching Milltek system, so budget for the cat-back as well.\u003c\/p\u003e\n\u003ch3\u003eHow is a sports cat different from a de-cat?\u003c\/h3\u003e\n\u003cp\u003eA sports cat still contains a catalyst, just a less dense one that flows better than the factory unit. A de-cat removes the catalyst completely.\u003c\/p\u003e\n\u003ch3\u003eWhat is it made from?\u003c\/h3\u003e\n\u003cp\u003eT304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration better than lower grades.\u003c\/p\u003e\n\u003ch3\u003eIs there a warranty?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek products are covered against defects in materials and workmanship. Contact us with your order number if you have a problem.\u003c\/p\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":56392808857985,"sku":"MIL-SSXFD125","price":668.91,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3232\/7161\/files\/SSXFD125_1_3cff4bfd-9d8c-4606-a9d8-f78f968c6973.jpg?v=1791892922"},{"product_id":"milltek-hjs-tuning-ece-downpipes-ford-focus-mk3-st-2-0-ecoboost-estate-sedan-limosine-12-18","title":"Milltek HJS Tuning ECE Downpipes Ford Focus Mk3 ST 2.0 EcoBoost Estate Sedan Limousine 12-18","description":"\u003ch2\u003eMilltek HJS Tuning ECE Downpipes for Ford Focus Mk3 ST 2.0-litre EcoBoost 5-Door Hatchback (2012-2018) – Improved Flow, Sports Catalyst\u003c\/h2\u003e\n\u003cp\u003eThis is Milltek's HJS Tuning ECE downpipe set for the Ford Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine. These replace the factory downpipes with HJS high-flow sports catalysts that carry full ECE type-approval, so you get a genuine flow improvement over the restrictive factory units without taking the car outside emissions compliance.\u003c\/p\u003e\n\u003cp\u003eThey're aimed at drivers who want more from the downpipes than the standard units allow, but need the car to stay legally usable on the road and pass an emissions test, which a straight de-cat pipe won't do.\u003c\/p\u003e\n\u003cp\u003eBecause they're type-approved, these can be run on a car that's used on the road, unlike a straight de-cat pipe.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e HJS Tuning ECE Downpipes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe Diameter:\u003c\/strong\u003e 70mm (2.76\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC Approved:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace System:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMade from T304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration\u003c\/li\u003e\n\u003cli\u003eMandrel-bent pipework keeps a constant diameter through every bend for unrestricted flow\u003c\/li\u003e\n\u003cli\u003e70mm (2.76\") pipework\u003c\/li\u003e\n\u003cli\u003eHigh-flow sports catalyst flows better than the dense factory unit while still treating exhaust gases\u003c\/li\u003e\n\u003cli\u003eEC approved\u003c\/li\u003e\n\u003cli\u003eDesigned, developed and manufactured in the UK by Milltek Sport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFord Focus Mk3 ST 2.0-litre EcoBoost 5-Door Hatchback (2012-2018)\u003c\/li\u003e\n\u003cli\u003eFord Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine (2012-2018)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e the Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5-Door Hatchback, which needs the \u003ca href=\"\/products\/milltek-sports-cat-downpipe-ford-focus-mk3-rs-2-3-ecoboost-4wd-5dr-hatch-16-18\"\u003eMilltek Downpipe \u0026amp; Sports Cat Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5dr Hatchback 16-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eThis work involves removing parts close to the turbo and engine, so we recommend fitting by a specialist with a ramp and suitable software support.\u003c\/p\u003e\n\u003ch3\u003eUpgrade Further\u003c\/h3\u003e\n\u003cp\u003eAlso available from Milltek for this car: \u003ca href=\"\/products\/milltek-cat-back-exhaust-ford-focus-mk3-st-2-0-ecoboost-5dr-hatch-12-18\"\u003eMilltek Cat-back Exhaust Ford Focus Mk3 ST 2.0-litre EcoBoost 5dr Hatchback 12-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWill it fit the Ford Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek lists this part for the Ford Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine as well as the other models in the fitment list above.\u003c\/p\u003e\n\u003ch3\u003eDoes it fit the Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5-Door Hatchback?\u003c\/h3\u003e\n\u003cp\u003eNo. For that car, choose the \u003ca href=\"\/products\/milltek-sports-cat-downpipe-ford-focus-mk3-rs-2-3-ecoboost-4wd-5dr-hatch-16-18\"\u003eMilltek Downpipe \u0026amp; Sports Cat Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5dr Hatchback 16-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eIs it road legal?\u003c\/h3\u003e\n\u003cp\u003eEvery version of this part is listed by Milltek as EC approved.\u003c\/p\u003e\n\u003ch3\u003eDo I need a remap?\u003c\/h3\u003e\n\u003cp\u003eA suitable remap is strongly recommended, as the engine management needs to account for the change in flow and sensor readings. Speak to your tuner before fitting.\u003c\/p\u003e\n\u003ch3\u003eCan I use it with my standard exhaust?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek lists it for use with the factory (OE) exhaust system.\u003c\/p\u003e\n\u003ch3\u003eHow is a sports cat different from a de-cat?\u003c\/h3\u003e\n\u003cp\u003eA sports cat still contains a catalyst, just a less dense one that flows better than the factory unit. A de-cat removes the catalyst completely.\u003c\/p\u003e\n\u003ch3\u003eWhat is it made from?\u003c\/h3\u003e\n\u003cp\u003eT304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration better than lower grades.\u003c\/p\u003e\n\u003ch3\u003eIs there a warranty?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek products are covered against defects in materials and workmanship. Contact us with your order number if you have a problem.\u003c\/p\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":56392809054593,"sku":"MIL-SSXFD210","price":1404.54,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3232\/7161\/files\/SSXFD210_1_afa19318-d44c-459f-9b7d-67232f2d0abc.jpg?v=1791892930"},{"product_id":"milltek-cat-back-exhaust-ford-focus-mk3-st-2-0-ecoboost-estate-sedan-limosine-12-18","title":"Milltek Cat Back Exhaust Ford Focus Mk3 ST 2.0 EcoBoost Estate Sedan Limousine 12-18","description":"\u003ch2\u003eMilltek Cat-back Exhaust for Ford Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine (2012-2018) – Sharper Sound, Reduced Back Pressure\u003c\/h2\u003e\n\u003cp\u003eThis is Milltek's cat-back system for the Ford Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine. It replaces everything from the factory catalytic converter rearward with wider-bore pipework, a re-profiled mid-pipe and silencers tuned specifically for this platform, cutting back pressure and sharpening the exhaust note. The factory catalytic converter stays in place, so the car's emissions hardware is left as standard. It's offered in non-resonated, resonated or part resonated versions and 3 tailpipe finishes, so you can pick the setup that suits how the car's used.\u003c\/p\u003e\n\u003cp\u003eIt's aimed at owners who want a noticeably different sound and a genuine, if modest, flow improvement without touching anything upstream of the cat: a straightforward bolt-on that doesn't need a remap or any other supporting mods to enjoy.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Cat-back\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe Diameter:\u003c\/strong\u003e 76.2mm (3\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace System:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMade from T304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration\u003c\/li\u003e\n\u003cli\u003eMandrel-bent pipework keeps a constant diameter through every bend for unrestricted flow\u003c\/li\u003e\n\u003cli\u003e76.2mm (3\") pipework\u003c\/li\u003e\n\u003cli\u003eReplaces the standard exhaust from the catalytic converter back, so the factory cat is retained\u003c\/li\u003e\n\u003cli\u003eChoice of 3 tailpipe finishes: GT-100 Cerakote Black, GT-100 Polished, GT-100 Titanium\u003c\/li\u003e\n\u003cli\u003eEC approved versions available\u003c\/li\u003e\n\u003cli\u003eResonated (quieter) or non-resonated (louder) versions\u003c\/li\u003e\n\u003cli\u003eDesigned, developed and manufactured in the UK by Milltek Sport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003eFord Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine (2012-2018)\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e the Ford Focus Mk3 ST 2.0-litre EcoBoost 5-Door Hatchback, which needs the \u003ca href=\"\/products\/milltek-cat-back-exhaust-ford-focus-mk3-st-2-0-ecoboost-5dr-hatch-12-18\"\u003eMilltek Cat-back Exhaust Ford Focus Mk3 ST 2.0-litre EcoBoost 5dr Hatchback 12-18\u003c\/a\u003e; the Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5-Door Hatchback, which needs the \u003ca href=\"\/products\/milltek-cat-back-exhaust-ford-focus-mk3-rs-2-3-ecoboost-4wd-5dr-hatch-16-18\"\u003eMilltek Cat-back Exhaust Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5dr Hatchback 16-18\u003c\/a\u003e; the Ford Focus Mk3 ST 2.0-litre TDCi 5-Door Hatchback (Diesel), which needs the \u003ca href=\"\/products\/milltek-cat-back-exhaust-ford-focus-mk3-st-2-0-tdci-5dr-hatch-diesel-12-18\"\u003eMilltek Cat-back Exhaust Ford Focus Mk3 ST 2.0-litre TDCi 5dr Hatchback Diesel 12-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eWe recommend professional fitting on a ramp. Once fitted, check the tailpipe alignment and re-check all clamps after the first few hundred miles.\u003c\/p\u003e\n\u003ch3\u003eWhat's the difference between the resonated and non-resonated versions?\u003c\/h3\u003e\n\u003cp\u003eThe resonated version adds extra silencing for a quieter, more refined tone. The non-resonated version leaves it out, so it is louder and more aggressive.\u003c\/p\u003e\n\u003ch3\u003eWhich tailpipe finishes are available?\u003c\/h3\u003e\n\u003cp\u003eYou can choose from: GT-100 Cerakote Black, GT-100 Polished, GT-100 Titanium. The finish is cosmetic and does not change the sound.\u003c\/p\u003e\n\u003ch3\u003eDoes it fit the Ford Focus Mk3 ST 2.0-litre EcoBoost 5-Door Hatchback?\u003c\/h3\u003e\n\u003cp\u003eNo. For that car, choose the \u003ca href=\"\/products\/milltek-cat-back-exhaust-ford-focus-mk3-st-2-0-ecoboost-5dr-hatch-12-18\"\u003eMilltek Cat-back Exhaust Ford Focus Mk3 ST 2.0-litre EcoBoost 5dr Hatchback 12-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eIs it road legal?\u003c\/h3\u003e\n\u003cp\u003eSome versions are EC approved; check the EC Approved line in the specification for the option you choose.\u003c\/p\u003e\n\u003ch3\u003eDo I need a remap?\u003c\/h3\u003e\n\u003cp\u003eNo. It fits behind the factory catalytic converter, so no software changes are needed.\u003c\/p\u003e\n\u003ch3\u003eDoes it keep the factory catalytic converter?\u003c\/h3\u003e\n\u003cp\u003eYes. It fits behind the factory catalytic converter, which stays in place.\u003c\/p\u003e\n\u003ch3\u003eWhat is it made from?\u003c\/h3\u003e\n\u003cp\u003eT304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration better than lower grades.\u003c\/p\u003e\n\u003ch3\u003eIs there a warranty?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek products are covered against defects in materials and workmanship. Contact us with your order number if you have a problem.\u003c\/p\u003e","brand":"Milltek","offers":[{"title":"Non-Resonated \/ GT-100 Cerakote Black","offer_id":56392809087361,"sku":"MIL-SSXFD112","price":832.26,"currency_code":"GBP","in_stock":true},{"title":"Non-Resonated \/ GT-100 Polished","offer_id":56392809120129,"sku":"MIL-SSXFD093","price":832.28,"currency_code":"GBP","in_stock":true},{"title":"Non-Resonated \/ GT-100 Titanium","offer_id":56392809152897,"sku":"MIL-SSXFD113","price":985.41,"currency_code":"GBP","in_stock":true},{"title":"Resonated - EC Approved \/ GT-100 Cerakote Black","offer_id":56392809185665,"sku":"MIL-SSXFD116","price":1161.81,"currency_code":"GBP","in_stock":true},{"title":"Resonated - EC Approved \/ GT-100 Polished","offer_id":56392809218433,"sku":"MIL-SSXFD095","price":1161.83,"currency_code":"GBP","in_stock":true},{"title":"Resonated - EC Approved \/ GT-100 Titanium","offer_id":56392809251201,"sku":"MIL-SSXFD117","price":1314.96,"currency_code":"GBP","in_stock":true},{"title":"Part Resonated \/ GT-100 Cerakote Black","offer_id":56392809283969,"sku":"MIL-SSXFD123","price":966.22,"currency_code":"GBP","in_stock":true},{"title":"Part Resonated \/ GT-100 Polished","offer_id":56392809316737,"sku":"MIL-SSXFD122","price":966.24,"currency_code":"GBP","in_stock":true},{"title":"Part Resonated \/ GT-100 Titanium","offer_id":56392809349505,"sku":"MIL-SSXFD124","price":1119.38,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3232\/7161\/files\/SSXFD116_1.jpg?v=1791892944"},{"product_id":"milltek-cat-back-exhaust-ford-focus-mk3-st-2-0-tdci-5dr-hatch-diesel-12-18","title":"Milltek Cat Back Exhaust Ford Focus Mk3 ST 2.0 TDCi 5dr Hatch Diesel 12-18","description":"\u003ch2\u003eMilltek Cat-back Exhaust for Ford Focus Mk3 ST 2.0-litre TDCi 5-Door Hatchback (Diesel) (2012-2018) – Sharper Sound, Reduced Back Pressure\u003c\/h2\u003e\n\u003cp\u003eThis is Milltek's cat-back system for the Ford Focus Mk3 ST 2.0-litre TDCi 5-Door Hatchback (Diesel). It replaces everything from the factory catalytic converter rearward with wider-bore pipework, a re-profiled mid-pipe and silencers tuned specifically for this platform, cutting back pressure and sharpening the exhaust note. The factory catalytic converter stays in place, so the car's emissions hardware is left as standard. It's offered in 4 tailpipe finishes, so you can pick the setup that suits how the car's used.\u003c\/p\u003e\n\u003cp\u003eIt's aimed at owners who want a noticeably different sound and a genuine, if modest, flow improvement without touching anything upstream of the cat: a straightforward bolt-on that doesn't need a remap or any other supporting mods to enjoy.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Cat-back\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe Diameter:\u003c\/strong\u003e 70mm (2.76\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC Approved:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace System:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMade from T304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration\u003c\/li\u003e\n\u003cli\u003eMandrel-bent pipework keeps a constant diameter through every bend for unrestricted flow\u003c\/li\u003e\n\u003cli\u003e70mm (2.76\") pipework\u003c\/li\u003e\n\u003cli\u003eReplaces the standard exhaust from the catalytic converter back, so the factory cat is retained\u003c\/li\u003e\n\u003cli\u003eChoice of 4 tailpipe finishes: GT-100 Burnt Titanium, GT-100 Cerakote Black, GT-100 Polished, GT-100 Titanium\u003c\/li\u003e\n\u003cli\u003eDesigned, developed and manufactured in the UK by Milltek Sport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003eFord Focus Mk3 ST 2.0-litre TDCi 5-Door Hatchback (Diesel) (2012-2018)\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e the Ford Focus Mk3 ST 2.0-litre EcoBoost 5-Door Hatchback, which needs the \u003ca href=\"\/products\/milltek-cat-back-exhaust-ford-focus-mk3-st-2-0-ecoboost-5dr-hatch-12-18\"\u003eMilltek Cat-back Exhaust Ford Focus Mk3 ST 2.0-litre EcoBoost 5dr Hatchback 12-18\u003c\/a\u003e; the Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5-Door Hatchback, which needs the \u003ca href=\"\/products\/milltek-cat-back-exhaust-ford-focus-mk3-rs-2-3-ecoboost-4wd-5dr-hatch-16-18\"\u003eMilltek Cat-back Exhaust Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5dr Hatchback 16-18\u003c\/a\u003e; the Ford Focus Mk3 ST 2.0-litre EcoBoost Estate\/Sedan\/Limosine, which needs the \u003ca href=\"\/products\/milltek-cat-back-exhaust-ford-focus-mk3-st-2-0-ecoboost-estate-sedan-limosine-12-18\"\u003eMilltek Cat-back Exhaust Ford Focus Mk3 ST 2.0-litre EcoBoost Estate, Sedan \u0026amp; Limosine 12-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eWe recommend professional fitting on a ramp. Once fitted, check the tailpipe alignment and re-check all clamps after the first few hundred miles.\u003c\/p\u003e\n\u003ch3\u003eWhich tailpipe finishes are available?\u003c\/h3\u003e\n\u003cp\u003eYou can choose from: GT-100 Burnt Titanium, GT-100 Cerakote Black, GT-100 Polished, GT-100 Titanium. The finish is cosmetic and does not change the sound.\u003c\/p\u003e\n\u003ch3\u003eDoes it fit the Ford Focus Mk3 ST 2.0-litre EcoBoost 5-Door Hatchback?\u003c\/h3\u003e\n\u003cp\u003eNo. For that car, choose the \u003ca href=\"\/products\/milltek-cat-back-exhaust-ford-focus-mk3-st-2-0-ecoboost-5dr-hatch-12-18\"\u003eMilltek Cat-back Exhaust Ford Focus Mk3 ST 2.0-litre EcoBoost 5dr Hatchback 12-18\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eIs it road legal?\u003c\/h3\u003e\n\u003cp\u003eMilltek does not list EC approval for this part. Any exhaust used on the road must still meet noise and emissions rules, so check the requirements where you live.\u003c\/p\u003e\n\u003ch3\u003eDo I need a remap?\u003c\/h3\u003e\n\u003cp\u003eNo. It fits behind the factory catalytic converter, so no software changes are needed.\u003c\/p\u003e\n\u003ch3\u003eDoes it keep the factory catalytic converter?\u003c\/h3\u003e\n\u003cp\u003eYes. It fits behind the factory catalytic converter, which stays in place.\u003c\/p\u003e\n\u003ch3\u003eWhat is it made from?\u003c\/h3\u003e\n\u003cp\u003eT304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration better than lower grades.\u003c\/p\u003e\n\u003ch3\u003eIs there a warranty?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek products are covered against defects in materials and workmanship. Contact us with your order number if you have a problem.\u003c\/p\u003e","brand":"Milltek","offers":[{"title":"GT-100 Burnt Titanium","offer_id":56392809382273,"sku":"MIL-SSXFD204","price":904.37,"currency_code":"GBP","in_stock":true},{"title":"GT-100 Cerakote Black","offer_id":56392809415041,"sku":"MIL-SSXFD202","price":593.09,"currency_code":"GBP","in_stock":true},{"title":"GT-100 Polished","offer_id":56392809447809,"sku":"MIL-SSXFD201","price":593.12,"currency_code":"GBP","in_stock":true},{"title":"GT-100 Titanium","offer_id":56392809480577,"sku":"MIL-SSXFD203","price":746.24,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3232\/7161\/files\/SSXFD204_1.jpg?v=1791892937"},{"product_id":"milltek-decat-downpipe-ford-focus-mk4-st-2-3-ecoboost-estate-opf-gpf-19","title":"Milltek Decat Downpipe Ford Focus Mk4 ST 2.3 EcoBoost Estate OPF\/GPF 19+","description":"\u003ch2\u003eMilltek Downpipe \u0026amp; De-cat for Ford Focus Mk4 ST 2.3-litre EcoBoost Estate\/Wagon\/Combi (OPF\/GPF Equipped) (2019 onwards) – Maximum Flow, Motorsport Use\u003c\/h2\u003e\n\u003cp\u003eThis is Milltek's large-bore downpipe and de-cat for the Ford Focus Mk4 ST 2.3-litre EcoBoost Estate\/Wagon\/Combi (OPF\/GPF Equipped). It replaces the factory downpipe with a larger-bore pipe and removes the catalytic converter entirely, clearing the single most restrictive point in the exhaust for the biggest flow gain available at this position in the system. It's usually fitted alongside a Stage 2 remap, since the ECU needs to be told to expect the different readings the lambda sensors give once the cat's gone.\u003c\/p\u003e\n\u003cp\u003eIt's built for owners already committed to a serious power upgrade rather than a casual bolt-on, so pair it with the matching Milltek cat-back system for the full effect.\u003c\/p\u003e\n\u003cp\u003eBecause it removes the cat, it's intended for off-road and competition use. A de-catted car will fail an MOT emissions test and isn't legal to use on UK roads.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Large-bore Downpipe and De-cat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe Diameter:\u003c\/strong\u003e 80mm (3.15\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC Approved:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace System:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitting Time:\u003c\/strong\u003e approx. 2.5 to 3.5 hours (Milltek figure)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMade from T304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration\u003c\/li\u003e\n\u003cli\u003eMandrel-bent pipework keeps a constant diameter through every bend for unrestricted flow\u003c\/li\u003e\n\u003cli\u003e80mm (3.15\") pipework\u003c\/li\u003e\n\u003cli\u003eRemoves the factory catalyst for maximum flow (off-road and competition use only)\u003c\/li\u003e\n\u003cli\u003eDesigned, developed and manufactured in the UK by Milltek Sport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFord Focus Mk4 ST 2.3-litre EcoBoost Estate\/Wagon\/Combi (OPF\/GPF Equipped) (2019 onwards)\u003c\/li\u003e\n\u003cli\u003eFord Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped) (2019 onwards)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e any model, engine or body style not listed above. Check your car before ordering.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eMilltek quotes a fitting time of approx. 2.5 to 3.5 hours. Before ordering, note: Fits to both Milltek Sport OPF\/GPF Bypass and OE OPF\/GPF - Requires Stage 2 ECU Software. This work involves removing parts close to the turbo and engine, so we recommend fitting by a specialist with a ramp and suitable software support.\u003c\/p\u003e\n\u003ch3\u003eUpgrade Further\u003c\/h3\u003e\n\u003cp\u003eAlso available from Milltek for this car: \u003ca href=\"\/products\/milltek-gpf-opf-bypass-ford-focus-mk4-st-2-3-ecoboost-estate-opf-gpf-19\"\u003eMilltek GPF\/OPF Bypass Ford Focus Mk4 ST 2.3-litre EcoBoost Estate, Wagon \u0026amp; Combi OPF\/GPF 19+\u003c\/a\u003e, \u003ca href=\"\/products\/milltek-filter-back-exhaust-ford-focus-mk4-st-2-3-ecoboost-estate-opf-gpf-19\"\u003eMilltek Filter-back Exhaust Ford Focus Mk4 ST 2.3-litre EcoBoost Estate, Wagon \u0026amp; Combi OPF\/GPF 19+\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWill it fit the Ford Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped)?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek lists this part for the Ford Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped) as well as the other models in the fitment list above.\u003c\/p\u003e\n\u003ch3\u003eIs it road legal?\u003c\/h3\u003e\n\u003cp\u003eNo. Removing the catalyst means the car will fail an MOT emissions test, so it is for off-road and competition use only.\u003c\/p\u003e\n\u003ch3\u003eDo I need a remap?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek notes: \"Fits to both Milltek Sport OPF\/GPF Bypass and OE OPF\/GPF - Requires Stage 2 ECU Software\". Without suitable software the engine management is likely to log faults.\u003c\/p\u003e\n\u003ch3\u003eCan I use it with my standard exhaust?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek lists it for use with the factory (OE) exhaust system.\u003c\/p\u003e\n\u003ch3\u003eWill removing the cat cause a warning light?\u003c\/h3\u003e\n\u003cp\u003eWithout suitable software it is likely to, as the ECU expects the readings a working catalyst gives. This is why Milltek pairs it with a remap.\u003c\/p\u003e\n\u003ch3\u003eHow long does it take to fit?\u003c\/h3\u003e\n\u003cp\u003eMilltek quotes approx. 2.5 to 3.5 hours.\u003c\/p\u003e\n\u003ch3\u003eWhat is it made from?\u003c\/h3\u003e\n\u003cp\u003eT304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration better than lower grades.\u003c\/p\u003e\n\u003ch3\u003eIs there a warranty?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek products are covered against defects in materials and workmanship. Contact us with your order number if you have a problem.\u003c\/p\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":56392810430849,"sku":"MIL-SSXFD337","price":311.32,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3232\/7161\/files\/SSXFD337_1.jpg?v=1791892941"},{"product_id":"milltek-sports-cat-downpipe-ford-focus-mk4-st-2-3-ecoboost-estate-opf-gpf-19","title":"Milltek Sports Cat Downpipe Ford Focus Mk4 ST 2.3 EcoBoost Estate OPF\/GPF 19+","description":"\u003ch2\u003eMilltek Downpipe \u0026amp; Sports Cat for Ford Focus Mk4 ST 2.3-litre EcoBoost Estate\/Wagon\/Combi (OPF\/GPF Equipped) (2019 onwards) – Improved Flow, Sports Catalyst\u003c\/h2\u003e\n\u003cp\u003eThis is Milltek's large-bore downpipe with hi-flow sports cat for the Ford Focus Mk4 ST 2.3-litre EcoBoost Estate\/Wagon\/Combi (OPF\/GPF Equipped). It replaces the restrictive factory downpipe with a larger-bore pipe fitted with a high-flow sports catalyst in place of the standard unit, using a less dense substrate that flows significantly better than the factory cat while still treating the exhaust gases passing through it.\u003c\/p\u003e\n\u003cp\u003eIt sits between a stock downpipe and a full de-cat: a genuine flow gain suited to a Stage 1 or Stage 2 remap, without giving up the catalyst entirely the way a de-cat pipe does.\u003c\/p\u003e\n\u003cp\u003eIn the UK, a replacement catalyst on a car first registered from 1 March 2001 needs ECE R103 type-approval to be road legal, so check the EC Approved line in the specification for the version you choose.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Large Bore Downpipe and Hi-Flow Sports Cat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe Diameter:\u003c\/strong\u003e 80mm (3.15\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC Approved:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace System:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitting Time:\u003c\/strong\u003e approx. 2.5 to 3.5 hours (Milltek figure)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMade from T304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration\u003c\/li\u003e\n\u003cli\u003eMandrel-bent pipework keeps a constant diameter through every bend for unrestricted flow\u003c\/li\u003e\n\u003cli\u003e80mm (3.15\") pipework\u003c\/li\u003e\n\u003cli\u003eHigh-flow sports catalyst flows better than the dense factory unit while still treating exhaust gases\u003c\/li\u003e\n\u003cli\u003eDesigned, developed and manufactured in the UK by Milltek Sport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFord Focus Mk4 ST 2.3-litre EcoBoost Estate\/Wagon\/Combi (OPF\/GPF Equipped) (2019 onwards)\u003c\/li\u003e\n\u003cli\u003eFord Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped) (2019 onwards)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e any model, engine or body style not listed above. Check your car before ordering.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eMilltek quotes a fitting time of approx. 2.5 to 3.5 hours. Before ordering, note: Fits to both Milltek Sport OPF\/GPF Bypass and OE OPF\/GPF - Requires Stage 2 ECU Software. This work involves removing parts close to the turbo and engine, so we recommend fitting by a specialist with a ramp and suitable software support.\u003c\/p\u003e\n\u003ch3\u003eUpgrade Further\u003c\/h3\u003e\n\u003cp\u003eAlso available from Milltek for this car: \u003ca href=\"\/products\/milltek-gpf-opf-bypass-ford-focus-mk4-st-2-3-ecoboost-estate-opf-gpf-19\"\u003eMilltek GPF\/OPF Bypass Ford Focus Mk4 ST 2.3-litre EcoBoost Estate, Wagon \u0026amp; Combi OPF\/GPF 19+\u003c\/a\u003e, \u003ca href=\"\/products\/milltek-filter-back-exhaust-ford-focus-mk4-st-2-3-ecoboost-estate-opf-gpf-19\"\u003eMilltek Filter-back Exhaust Ford Focus Mk4 ST 2.3-litre EcoBoost Estate, Wagon \u0026amp; Combi OPF\/GPF 19+\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWill it fit the Ford Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped)?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek lists this part for the Ford Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped) as well as the other models in the fitment list above.\u003c\/p\u003e\n\u003ch3\u003eIs it road legal?\u003c\/h3\u003e\n\u003cp\u003eMilltek lists this as a race part without EC approval, so it is intended for off-road and competition use.\u003c\/p\u003e\n\u003ch3\u003eDo I need a remap?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek notes: \"Fits to both Milltek Sport OPF\/GPF Bypass and OE OPF\/GPF - Requires Stage 2 ECU Software\". Without suitable software the engine management is likely to log faults.\u003c\/p\u003e\n\u003ch3\u003eCan I use it with my standard exhaust?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek lists it for use with the factory (OE) exhaust system.\u003c\/p\u003e\n\u003ch3\u003eHow is a sports cat different from a de-cat?\u003c\/h3\u003e\n\u003cp\u003eA sports cat still contains a catalyst, just a less dense one that flows better than the factory unit. A de-cat removes the catalyst completely.\u003c\/p\u003e\n\u003ch3\u003eHow long does it take to fit?\u003c\/h3\u003e\n\u003cp\u003eMilltek quotes approx. 2.5 to 3.5 hours.\u003c\/p\u003e\n\u003ch3\u003eWhat is it made from?\u003c\/h3\u003e\n\u003cp\u003eT304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration better than lower grades.\u003c\/p\u003e\n\u003ch3\u003eIs there a warranty?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek products are covered against defects in materials and workmanship. Contact us with your order number if you have a problem.\u003c\/p\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":56392810463617,"sku":"MIL-SSXFD336","price":782.41,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3232\/7161\/files\/SSXFD336_1.jpg?v=1791892941"},{"product_id":"milltek-gpf-opf-bypass-ford-focus-mk4-st-2-3-ecoboost-estate-opf-gpf-19","title":"Milltek GPF\/OPF Bypass Ford Focus Mk4 ST 2.3 EcoBoost Estate OPF\/GPF 19+","description":"\u003ch2\u003eMilltek GPF\/OPF Bypass for Ford Focus Mk4 ST 2.3-litre EcoBoost Estate\/Wagon\/Combi (OPF\/GPF Equipped) (2019 onwards) – Filter Delete, Motorsport Use\u003c\/h2\u003e\n\u003cp\u003eThis is Milltek's GPF\/OPF bypass pipe for the Ford Focus Mk4 ST 2.3-litre EcoBoost Estate\/Wagon\/Combi (OPF\/GPF Equipped). It replaces the section of pipe housing the factory petrol particulate filter with a straight-through pipe, clearing the last major restriction left in a modern turbocharged petrol exhaust once a de-cat and remap are already in place. It's offered in non-resonated or resonated versions and versions to suit the factory or a Milltek system, so you can pick the setup that suits how the car's used.\u003c\/p\u003e\n\u003cp\u003eIt's aimed at owners already running a de-cat and a supporting remap who want to clear the final restriction in the system, not a bolt-on for a car that needs to stay road legal.\u003c\/p\u003e\n\u003cp\u003eBecause it removes the particulate filter, it's intended for off-road and competition use. A car with the GPF\/OPF removed will fail an MOT emissions test and isn't legal to use on UK roads.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e GPF\/OPF Bypass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe Diameter:\u003c\/strong\u003e 76.2mm (3\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC Approved:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace System:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitting Time:\u003c\/strong\u003e approx. 1 to 1.5 hours (Milltek figure)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMade from T304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration\u003c\/li\u003e\n\u003cli\u003eMandrel-bent pipework keeps a constant diameter through every bend for unrestricted flow\u003c\/li\u003e\n\u003cli\u003e76.2mm (3\") pipework\u003c\/li\u003e\n\u003cli\u003eStraight-through pipe in place of the factory petrol particulate filter (off-road and competition use only)\u003c\/li\u003e\n\u003cli\u003eResonated (quieter) or non-resonated (louder) versions\u003c\/li\u003e\n\u003cli\u003eDesigned, developed and manufactured in the UK by Milltek Sport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFord Focus Mk4 ST 2.3-litre EcoBoost Estate\/Wagon\/Combi (OPF\/GPF Equipped) (2019 onwards)\u003c\/li\u003e\n\u003cli\u003eFord Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped) (2019 onwards)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e any model, engine or body style not listed above. Check your car before ordering.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eMilltek quotes a fitting time of approx. 1 to 1.5 hours. Some versions: Non-Resonated to fit Milltek Sport Cat Back Only - Required Stage 2 ECU Remap. Some versions: Non-Resonated to fit OE Cat Back Only - Required Stage 2 ECU Remap. Some versions: Resonated to fit Milltek Sport Cat Back Only - Required Stage 2 ECU Remap. Some versions: Resonated to fit OE Cat Back Only - Required Stage 2 ECU Remap. This work involves removing parts close to the turbo and engine, so we recommend fitting by a specialist with a ramp and suitable software support.\u003c\/p\u003e\n\u003ch3\u003eUpgrade Further\u003c\/h3\u003e\n\u003cp\u003eAlso available from Milltek for this car: \u003ca href=\"\/products\/milltek-decat-downpipe-ford-focus-mk4-st-2-3-ecoboost-estate-opf-gpf-19\"\u003eMilltek Downpipe \u0026amp; De-cat Ford Focus Mk4 ST 2.3-litre EcoBoost Estate, Wagon \u0026amp; Combi OPF\/GPF 19+\u003c\/a\u003e, \u003ca href=\"\/products\/milltek-filter-back-exhaust-ford-focus-mk4-st-2-3-ecoboost-estate-opf-gpf-19\"\u003eMilltek Filter-back Exhaust Ford Focus Mk4 ST 2.3-litre EcoBoost Estate, Wagon \u0026amp; Combi OPF\/GPF 19+\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat's the difference between the resonated and non-resonated versions?\u003c\/h3\u003e\n\u003cp\u003eThe resonated version adds extra silencing for a quieter, more refined tone. The non-resonated version leaves it out, so it is louder and more aggressive.\u003c\/p\u003e\n\u003ch3\u003eWill it fit the Ford Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped)?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek lists this part for the Ford Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped) as well as the other models in the fitment list above.\u003c\/p\u003e\n\u003ch3\u003eIs it road legal?\u003c\/h3\u003e\n\u003cp\u003eNo. Removing the particulate filter means the car will fail an MOT emissions test, so it is for off-road and competition use only.\u003c\/p\u003e\n\u003ch3\u003eDo I need a remap?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek notes: \"Fits Milltek Cat Back Only, Stage 2 Remap Required\". Without suitable software the engine management is likely to log faults.\u003c\/p\u003e\n\u003ch3\u003eCan I use it with my standard exhaust?\u003c\/h3\u003e\n\u003cp\u003eIt depends on the version. Some are made for the factory (OE) system and others for the Milltek cat-back, so check the notes for the option you choose.\u003c\/p\u003e\n\u003ch3\u003eHow long does it take to fit?\u003c\/h3\u003e\n\u003cp\u003eMilltek quotes approx. 1 to 1.5 hours.\u003c\/p\u003e\n\u003ch3\u003eWhat is it made from?\u003c\/h3\u003e\n\u003cp\u003eT304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration better than lower grades.\u003c\/p\u003e\n\u003ch3\u003eIs there a warranty?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek products are covered against defects in materials and workmanship. Contact us with your order number if you have a problem.\u003c\/p\u003e","brand":"Milltek","offers":[{"title":"Non-Resonated \/ Fits Milltek Cat Back","offer_id":56392810594689,"sku":"MIL-SSXFD314","price":144.67,"currency_code":"GBP","in_stock":true},{"title":"Non-Resonated \/ Fits OE System","offer_id":56392810627457,"sku":"MIL-SSXFD313","price":152.44,"currency_code":"GBP","in_stock":true},{"title":"Resonated \/ Fits Milltek Cat Back","offer_id":56392810660225,"sku":"MIL-SSXFD311","price":320.42,"currency_code":"GBP","in_stock":true},{"title":"Resonated \/ Fits OE System","offer_id":56392810692993,"sku":"MIL-SSXFD312","price":328.19,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3232\/7161\/files\/SSXFD314_1.jpg?v=1791892954"},{"product_id":"milltek-decat-downpipe-ford-focus-mk4-st-2-3-ecoboost-hatch-opf-gpf-19","title":"Milltek Decat Downpipe Ford Focus Mk4 ST 2.3 EcoBoost Hatch OPF\/GPF 19+","description":"\u003ch2\u003eMilltek Downpipe \u0026amp; De-cat for Ford Focus Mk4 ST 2.3-litre EcoBoost Estate\/Wagon\/Combi (OPF\/GPF Equipped) (2019 onwards) – Maximum Flow, Motorsport Use\u003c\/h2\u003e\n\u003cp\u003eThis is Milltek's large-bore downpipe and de-cat for the Ford Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped). It replaces the factory downpipe with a larger-bore pipe and removes the catalytic converter entirely, clearing the single most restrictive point in the exhaust for the biggest flow gain available at this position in the system. It's usually fitted alongside a Stage 2 remap, since the ECU needs to be told to expect the different readings the lambda sensors give once the cat's gone.\u003c\/p\u003e\n\u003cp\u003eIt's built for owners already committed to a serious power upgrade rather than a casual bolt-on, so pair it with the matching Milltek cat-back system for the full effect.\u003c\/p\u003e\n\u003cp\u003eBecause it removes the cat, it's intended for off-road and competition use. A de-catted car will fail an MOT emissions test and isn't legal to use on UK roads.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Large-bore Downpipe and De-cat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe Diameter:\u003c\/strong\u003e 80mm (3.15\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC Approved:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace System:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitting Time:\u003c\/strong\u003e approx. 2.5 to 3.5 hours (Milltek figure)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMade from T304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration\u003c\/li\u003e\n\u003cli\u003eMandrel-bent pipework keeps a constant diameter through every bend for unrestricted flow\u003c\/li\u003e\n\u003cli\u003e80mm (3.15\") pipework\u003c\/li\u003e\n\u003cli\u003eRemoves the factory catalyst for maximum flow (off-road and competition use only)\u003c\/li\u003e\n\u003cli\u003eDesigned, developed and manufactured in the UK by Milltek Sport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFord Focus Mk4 ST 2.3-litre EcoBoost Estate\/Wagon\/Combi (OPF\/GPF Equipped) (2019 onwards)\u003c\/li\u003e\n\u003cli\u003eFord Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped) (2019 onwards)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e any model, engine or body style not listed above. Check your car before ordering.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eMilltek quotes a fitting time of approx. 2.5 to 3.5 hours. Before ordering, note: Fits to both Milltek Sport OPF\/GPF Bypass and OE OPF\/GPF - Requires Stage 2 ECU Software. This work involves removing parts close to the turbo and engine, so we recommend fitting by a specialist with a ramp and suitable software support.\u003c\/p\u003e\n\u003ch3\u003eUpgrade Further\u003c\/h3\u003e\n\u003cp\u003eAlso available from Milltek for this car: \u003ca href=\"\/products\/milltek-gpf-opf-bypass-ford-focus-mk4-st-2-3-ecoboost-estate-opf-gpf-19\"\u003eMilltek GPF\/OPF Bypass Ford Focus Mk4 ST 2.3-litre EcoBoost Estate, Wagon \u0026amp; Combi OPF\/GPF 19+\u003c\/a\u003e, \u003ca href=\"\/products\/milltek-filter-back-exhaust-ford-focus-mk4-st-2-3-ecoboost-estate-opf-gpf-19\"\u003eMilltek Filter-back Exhaust Ford Focus Mk4 ST 2.3-litre EcoBoost Estate, Wagon \u0026amp; Combi OPF\/GPF 19+\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWill it fit the Ford Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped)?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek lists this part for the Ford Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped) as well as the other models in the fitment list above.\u003c\/p\u003e\n\u003ch3\u003eIs it road legal?\u003c\/h3\u003e\n\u003cp\u003eNo. Removing the catalyst means the car will fail an MOT emissions test, so it is for off-road and competition use only.\u003c\/p\u003e\n\u003ch3\u003eDo I need a remap?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek notes: \"Fits to both Milltek Sport OPF\/GPF Bypass and OE OPF\/GPF - Requires Stage 2 ECU Software\". Without suitable software the engine management is likely to log faults.\u003c\/p\u003e\n\u003ch3\u003eCan I use it with my standard exhaust?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek lists it for use with the factory (OE) exhaust system.\u003c\/p\u003e\n\u003ch3\u003eWill removing the cat cause a warning light?\u003c\/h3\u003e\n\u003cp\u003eWithout suitable software it is likely to, as the ECU expects the readings a working catalyst gives. This is why Milltek pairs it with a remap.\u003c\/p\u003e\n\u003ch3\u003eHow long does it take to fit?\u003c\/h3\u003e\n\u003cp\u003eMilltek quotes approx. 2.5 to 3.5 hours.\u003c\/p\u003e\n\u003ch3\u003eWhat is it made from?\u003c\/h3\u003e\n\u003cp\u003eT304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration better than lower grades.\u003c\/p\u003e\n\u003ch3\u003eIs there a warranty?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek products are covered against defects in materials and workmanship. Contact us with your order number if you have a problem.\u003c\/p\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":56392810922369,"sku":"MIL-SSXFD337","price":311.32,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3232\/7161\/files\/SSXFD337_1_11a50abc-06eb-4191-b5aa-92b25f6712cc.jpg?v=1791892952"},{"product_id":"milltek-filter-back-exhaust-ford-focus-mk4-st-2-3-ecoboost-estate-opf-gpf-19","title":"Milltek Filter Back Exhaust Ford Focus Mk4 ST 2.3 EcoBoost Estate OPF\/GPF 19+","description":"\u003ch2\u003eMilltek Filter-back Exhaust for Ford Focus Mk4 ST 2.3-litre EcoBoost Estate\/Wagon\/Combi (OPF\/GPF Equipped) (2019 onwards) – Sharper Sound, Filter Retained\u003c\/h2\u003e\n\u003cp\u003eThis is Milltek's particulate filter-back system for the Ford Focus Mk4 ST 2.3-litre EcoBoost Estate\/Wagon\/Combi (OPF\/GPF Equipped). It replaces everything downstream of the factory diesel or petrol particulate filter with wider-bore pipework and re-tuned silencers, cutting back pressure and sharpening the exhaust note. The filter itself is left exactly where the manufacturer fitted it, so emissions equipment is unaffected. It's offered in race non-resonated or resonated EC approved versions and 5 tailpipe finishes, so you can pick the setup that suits how the car's used.\u003c\/p\u003e\n\u003cp\u003eIt's the right choice if you want a sportier sound and a genuine, if modest, flow improvement on a filter-equipped car, without going anywhere near the parts of the system that keep it emissions-compliant.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Particulate Filter-back\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe Diameter:\u003c\/strong\u003e 76.2mm (3\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace System:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitting Time:\u003c\/strong\u003e approx. 1 to 1.5 hours (Milltek figure)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMade from T304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration\u003c\/li\u003e\n\u003cli\u003eMandrel-bent pipework keeps a constant diameter through every bend for unrestricted flow\u003c\/li\u003e\n\u003cli\u003e76.2mm (3\") pipework\u003c\/li\u003e\n\u003cli\u003eFits behind the factory particulate filter, which stays in place\u003c\/li\u003e\n\u003cli\u003eChoice of 5 tailpipe finishes: GT-115 Burnt Titanium, JET-115 Carbon Fibre, GT-115 Cerakote Black, GT-115 Polished, GT-115 Titanium\u003c\/li\u003e\n\u003cli\u003eEC approved versions available\u003c\/li\u003e\n\u003cli\u003eResonated (quieter) or non-resonated (louder) versions\u003c\/li\u003e\n\u003cli\u003eDesigned, developed and manufactured in the UK by Milltek Sport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003eFord Focus Mk4 ST 2.3-litre EcoBoost Estate\/Wagon\/Combi (OPF\/GPF Equipped) (2019 onwards)\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e the Ford Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped), which needs the \u003ca href=\"\/products\/milltek-filter-back-exhaust-ford-focus-mk4-st-2-3-ecoboost-hatch-opf-gpf-19\"\u003eMilltek Filter-back Exhaust Ford Focus Mk4 ST 2.3-litre EcoBoost Hatch OPF\/GPF 19+\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eMilltek quotes a fitting time of approx. 1 to 1.5 hours. We recommend professional fitting on a ramp. Once fitted, check the tailpipe alignment and re-check all clamps after the first few hundred miles.\u003c\/p\u003e\n\u003ch3\u003eUpgrade Further\u003c\/h3\u003e\n\u003cp\u003eAlso available from Milltek for this car: \u003ca href=\"\/products\/milltek-decat-downpipe-ford-focus-mk4-st-2-3-ecoboost-estate-opf-gpf-19\"\u003eMilltek Downpipe \u0026amp; De-cat Ford Focus Mk4 ST 2.3-litre EcoBoost Estate, Wagon \u0026amp; Combi OPF\/GPF 19+\u003c\/a\u003e, \u003ca href=\"\/products\/milltek-gpf-opf-bypass-ford-focus-mk4-st-2-3-ecoboost-estate-opf-gpf-19\"\u003eMilltek GPF\/OPF Bypass Ford Focus Mk4 ST 2.3-litre EcoBoost Estate, Wagon \u0026amp; Combi OPF\/GPF 19+\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat's the difference between the resonated and non-resonated versions?\u003c\/h3\u003e\n\u003cp\u003eThe resonated version adds extra silencing for a quieter, more refined tone. The non-resonated version leaves it out, so it is louder and more aggressive. Race versions are the loudest and are intended for track use.\u003c\/p\u003e\n\u003ch3\u003eWhich tailpipe finishes are available?\u003c\/h3\u003e\n\u003cp\u003eYou can choose from: GT-115 Burnt Titanium, JET-115 Carbon Fibre, GT-115 Cerakote Black, GT-115 Polished, GT-115 Titanium. The finish is cosmetic and does not change the sound.\u003c\/p\u003e\n\u003ch3\u003eDoes it fit the Ford Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped)?\u003c\/h3\u003e\n\u003cp\u003eNo. For that car, choose the \u003ca href=\"\/products\/milltek-filter-back-exhaust-ford-focus-mk4-st-2-3-ecoboost-hatch-opf-gpf-19\"\u003eMilltek Filter-back Exhaust Ford Focus Mk4 ST 2.3-litre EcoBoost Hatch OPF\/GPF 19+\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eIs it road legal?\u003c\/h3\u003e\n\u003cp\u003eSome versions are EC approved; check the EC Approved line in the specification for the option you choose.\u003c\/p\u003e\n\u003ch3\u003eDo I need a remap?\u003c\/h3\u003e\n\u003cp\u003eNo. It fits behind the factory particulate filter, so no software changes are needed.\u003c\/p\u003e\n\u003ch3\u003eDoes it keep the factory particulate filter?\u003c\/h3\u003e\n\u003cp\u003eYes. It fits behind the factory particulate filter, which stays in place.\u003c\/p\u003e\n\u003ch3\u003eHow long does it take to fit?\u003c\/h3\u003e\n\u003cp\u003eMilltek quotes approx. 1 to 1.5 hours.\u003c\/p\u003e\n\u003ch3\u003eWhat is it made from?\u003c\/h3\u003e\n\u003cp\u003eT304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration better than lower grades.\u003c\/p\u003e\n\u003ch3\u003eIs there a warranty?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek products are covered against defects in materials and workmanship. Contact us with your order number if you have a problem.\u003c\/p\u003e","brand":"Milltek","offers":[{"title":"Race, Non-Resonated \/ GT-115 Burnt Titanium","offer_id":56392810955137,"sku":"MIL-SSXFD327","price":1313.61,"currency_code":"GBP","in_stock":true},{"title":"Race, Non-Resonated \/ JET-115 Carbon Fibre","offer_id":56392810987905,"sku":"MIL-SSXFD328","price":1279.89,"currency_code":"GBP","in_stock":true},{"title":"Race, Non-Resonated \/ GT-115 Cerakote Black","offer_id":56392811020673,"sku":"MIL-SSXFD325","price":1130.74,"currency_code":"GBP","in_stock":true},{"title":"Race, Non-Resonated \/ GT-115 Polished","offer_id":56392811053441,"sku":"MIL-SSXFD324","price":985.98,"currency_code":"GBP","in_stock":true},{"title":"Race, Non-Resonated \/ GT-115 Titanium","offer_id":56392811086209,"sku":"MIL-SSXFD326","price":1250.46,"currency_code":"GBP","in_stock":true},{"title":"Resonated - EC Approved \/ GT-115 Burnt Titanium","offer_id":56392811118977,"sku":"MIL-SSXFD323","price":1490.45,"currency_code":"GBP","in_stock":true},{"title":"Resonated - EC Approved \/ JET-115 Carbon Fibre","offer_id":56392811151745,"sku":"MIL-SSXFD321","price":1456.72,"currency_code":"GBP","in_stock":true},{"title":"Resonated - EC Approved \/ GT-115 Cerakote Black","offer_id":56392811184513,"sku":"MIL-SSXFD320","price":1307.57,"currency_code":"GBP","in_stock":true},{"title":"Resonated - EC Approved \/ GT-115 Polished","offer_id":56392811217281,"sku":"MIL-SSXFD319","price":1162.82,"currency_code":"GBP","in_stock":true},{"title":"Resonated - EC Approved \/ GT-115 Titanium","offer_id":56392811250049,"sku":"MIL-SSXFD322","price":1427.29,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3232\/7161\/files\/SSXFD327_1.jpg?v=1791892967"},{"product_id":"milltek-sports-cat-downpipe-ford-focus-mk4-st-2-3-ecoboost-hatch-opf-gpf-19","title":"Milltek Sports Cat Downpipe Ford Focus Mk4 ST 2.3 EcoBoost Hatch OPF\/GPF 19+","description":"\u003ch2\u003eMilltek Downpipe \u0026amp; Sports Cat for Ford Focus Mk4 ST 2.3-litre EcoBoost Estate\/Wagon\/Combi (OPF\/GPF Equipped) (2019 onwards) – Improved Flow, Sports Catalyst\u003c\/h2\u003e\n\u003cp\u003eThis is Milltek's large-bore downpipe with hi-flow sports cat for the Ford Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped). It replaces the restrictive factory downpipe with a larger-bore pipe fitted with a high-flow sports catalyst in place of the standard unit, using a less dense substrate that flows significantly better than the factory cat while still treating the exhaust gases passing through it.\u003c\/p\u003e\n\u003cp\u003eIt sits between a stock downpipe and a full de-cat: a genuine flow gain suited to a Stage 1 or Stage 2 remap, without giving up the catalyst entirely the way a de-cat pipe does.\u003c\/p\u003e\n\u003cp\u003eIn the UK, a replacement catalyst on a car first registered from 1 March 2001 needs ECE R103 type-approval to be road legal, so check the EC Approved line in the specification for the version you choose.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Large Bore Downpipe and Hi-Flow Sports Cat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe Diameter:\u003c\/strong\u003e 76.2mm (3\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC Approved:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace System:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitting Time:\u003c\/strong\u003e approx. 2.5 to 3.5 hours (Milltek figure)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMade from T304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration\u003c\/li\u003e\n\u003cli\u003eMandrel-bent pipework keeps a constant diameter through every bend for unrestricted flow\u003c\/li\u003e\n\u003cli\u003e76.2mm (3\") pipework\u003c\/li\u003e\n\u003cli\u003eHigh-flow sports catalyst flows better than the dense factory unit while still treating exhaust gases\u003c\/li\u003e\n\u003cli\u003eDesigned, developed and manufactured in the UK by Milltek Sport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFord Focus Mk4 ST 2.3-litre EcoBoost Estate\/Wagon\/Combi (OPF\/GPF Equipped) (2019 onwards)\u003c\/li\u003e\n\u003cli\u003eFord Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped) (2019 onwards)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e any model, engine or body style not listed above. Check your car before ordering.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eMilltek quotes a fitting time of approx. 2.5 to 3.5 hours. Before ordering, note: Fits to both Milltek Sport OPF\/GPF Bypass and OE OPF\/GPF - Requires Stage 2 ECU Software. This work involves removing parts close to the turbo and engine, so we recommend fitting by a specialist with a ramp and suitable software support.\u003c\/p\u003e\n\u003ch3\u003eUpgrade Further\u003c\/h3\u003e\n\u003cp\u003eAlso available from Milltek for this car: \u003ca href=\"\/products\/milltek-gpf-opf-bypass-ford-focus-mk4-st-2-3-ecoboost-estate-opf-gpf-19\"\u003eMilltek GPF\/OPF Bypass Ford Focus Mk4 ST 2.3-litre EcoBoost Estate, Wagon \u0026amp; Combi OPF\/GPF 19+\u003c\/a\u003e, \u003ca href=\"\/products\/milltek-filter-back-exhaust-ford-focus-mk4-st-2-3-ecoboost-estate-opf-gpf-19\"\u003eMilltek Filter-back Exhaust Ford Focus Mk4 ST 2.3-litre EcoBoost Estate, Wagon \u0026amp; Combi OPF\/GPF 19+\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWill it fit the Ford Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped)?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek lists this part for the Ford Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped) as well as the other models in the fitment list above.\u003c\/p\u003e\n\u003ch3\u003eIs it road legal?\u003c\/h3\u003e\n\u003cp\u003eMilltek lists this as a race part without EC approval, so it is intended for off-road and competition use.\u003c\/p\u003e\n\u003ch3\u003eDo I need a remap?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek notes: \"Fits to both Milltek Sport OPF\/GPF Bypass and OE OPF\/GPF - Requires Stage 2 ECU Software\". Without suitable software the engine management is likely to log faults.\u003c\/p\u003e\n\u003ch3\u003eCan I use it with my standard exhaust?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek lists it for use with the factory (OE) exhaust system.\u003c\/p\u003e\n\u003ch3\u003eHow is a sports cat different from a de-cat?\u003c\/h3\u003e\n\u003cp\u003eA sports cat still contains a catalyst, just a less dense one that flows better than the factory unit. A de-cat removes the catalyst completely.\u003c\/p\u003e\n\u003ch3\u003eHow long does it take to fit?\u003c\/h3\u003e\n\u003cp\u003eMilltek quotes approx. 2.5 to 3.5 hours.\u003c\/p\u003e\n\u003ch3\u003eWhat is it made from?\u003c\/h3\u003e\n\u003cp\u003eT304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration better than lower grades.\u003c\/p\u003e\n\u003ch3\u003eIs there a warranty?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek products are covered against defects in materials and workmanship. Contact us with your order number if you have a problem.\u003c\/p\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":56392811381121,"sku":"MIL-SSXFD336","price":782.41,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3232\/7161\/files\/SSXFD336_1_1fe6d083-caf1-460e-9852-1c3299076022.jpg?v=1791892956"},{"product_id":"milltek-gpf-opf-bypass-ford-focus-mk4-st-2-3-ecoboost-hatch-opf-gpf-19","title":"Milltek GPF\/OPF Bypass Ford Focus Mk4 ST 2.3 EcoBoost Hatch OPF\/GPF 19+","description":"\u003ch2\u003eMilltek GPF\/OPF Bypass for Ford Focus Mk4 ST 2.3-litre EcoBoost Estate\/Wagon\/Combi (OPF\/GPF Equipped) (2019 onwards) – Filter Delete, Motorsport Use\u003c\/h2\u003e\n\u003cp\u003eThis is Milltek's GPF\/OPF bypass pipe for the Ford Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped). It replaces the section of pipe housing the factory petrol particulate filter with a straight-through pipe, clearing the last major restriction left in a modern turbocharged petrol exhaust once a de-cat and remap are already in place. It's offered in non-resonated or resonated versions and versions to suit the factory or a Milltek system, so you can pick the setup that suits how the car's used.\u003c\/p\u003e\n\u003cp\u003eIt's aimed at owners already running a de-cat and a supporting remap who want to clear the final restriction in the system, not a bolt-on for a car that needs to stay road legal.\u003c\/p\u003e\n\u003cp\u003eBecause it removes the particulate filter, it's intended for off-road and competition use. A car with the GPF\/OPF removed will fail an MOT emissions test and isn't legal to use on UK roads.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e GPF\/OPF Bypass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC Approved:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace System:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitting Time:\u003c\/strong\u003e approx. 1 to 1.5 hours (Milltek figure)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMade from T304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration\u003c\/li\u003e\n\u003cli\u003eMandrel-bent pipework keeps a constant diameter through every bend for unrestricted flow\u003c\/li\u003e\n\u003cli\u003eStraight-through pipe in place of the factory petrol particulate filter (off-road and competition use only)\u003c\/li\u003e\n\u003cli\u003eResonated (quieter) or non-resonated (louder) versions\u003c\/li\u003e\n\u003cli\u003eDesigned, developed and manufactured in the UK by Milltek Sport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFord Focus Mk4 ST 2.3-litre EcoBoost Estate\/Wagon\/Combi (OPF\/GPF Equipped) (2019 onwards)\u003c\/li\u003e\n\u003cli\u003eFord Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped) (2019 onwards)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e any model, engine or body style not listed above. Check your car before ordering.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eMilltek quotes a fitting time of approx. 1 to 1.5 hours. Some versions: Non-Resonated to fit Milltek Sport Cat Back Only - Required Stage 2 ECU Remap. Some versions: Non-Resonated to fit OE Cat Back Only - Required Stage 2 ECU Remap. Some versions: Resonated to fit Milltek Sport Cat Back Only - Required Stage 2 ECU Remap. Some versions: Resonated to fit OE Cat Back Only - Required Stage 2 ECU Remap. This work involves removing parts close to the turbo and engine, so we recommend fitting by a specialist with a ramp and suitable software support.\u003c\/p\u003e\n\u003ch3\u003eUpgrade Further\u003c\/h3\u003e\n\u003cp\u003eAlso available from Milltek for this car: \u003ca href=\"\/products\/milltek-decat-downpipe-ford-focus-mk4-st-2-3-ecoboost-estate-opf-gpf-19\"\u003eMilltek Downpipe \u0026amp; De-cat Ford Focus Mk4 ST 2.3-litre EcoBoost Estate, Wagon \u0026amp; Combi OPF\/GPF 19+\u003c\/a\u003e, \u003ca href=\"\/products\/milltek-filter-back-exhaust-ford-focus-mk4-st-2-3-ecoboost-estate-opf-gpf-19\"\u003eMilltek Filter-back Exhaust Ford Focus Mk4 ST 2.3-litre EcoBoost Estate, Wagon \u0026amp; Combi OPF\/GPF 19+\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat's the difference between the resonated and non-resonated versions?\u003c\/h3\u003e\n\u003cp\u003eThe resonated version adds extra silencing for a quieter, more refined tone. The non-resonated version leaves it out, so it is louder and more aggressive.\u003c\/p\u003e\n\u003ch3\u003eWill it fit the Ford Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped)?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek lists this part for the Ford Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped) as well as the other models in the fitment list above.\u003c\/p\u003e\n\u003ch3\u003eIs it road legal?\u003c\/h3\u003e\n\u003cp\u003eNo. Removing the particulate filter means the car will fail an MOT emissions test, so it is for off-road and competition use only.\u003c\/p\u003e\n\u003ch3\u003eDo I need a remap?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek notes: \"Fits Milltek Cat Back Only, Stage 2 Remap Required\". Without suitable software the engine management is likely to log faults.\u003c\/p\u003e\n\u003ch3\u003eCan I use it with my standard exhaust?\u003c\/h3\u003e\n\u003cp\u003eIt depends on the version. Some are made for the factory (OE) system and others for the Milltek cat-back, so check the notes for the option you choose.\u003c\/p\u003e\n\u003ch3\u003eHow long does it take to fit?\u003c\/h3\u003e\n\u003cp\u003eMilltek quotes approx. 1 to 1.5 hours.\u003c\/p\u003e\n\u003ch3\u003eWhat is it made from?\u003c\/h3\u003e\n\u003cp\u003eT304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration better than lower grades.\u003c\/p\u003e\n\u003ch3\u003eIs there a warranty?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek products are covered against defects in materials and workmanship. Contact us with your order number if you have a problem.\u003c\/p\u003e","brand":"Milltek","offers":[{"title":"Non-Resonated \/ Fits Milltek Cat Back","offer_id":56392811544961,"sku":"MIL-SSXFD314","price":144.67,"currency_code":"GBP","in_stock":true},{"title":"Non-Resonated \/ Fits OE System","offer_id":56392811577729,"sku":"MIL-SSXFD313","price":152.44,"currency_code":"GBP","in_stock":true},{"title":"Resonated \/ Fits Milltek Cat Back","offer_id":56392811610497,"sku":"MIL-SSXFD311","price":320.42,"currency_code":"GBP","in_stock":true},{"title":"Resonated \/ Fits OE System","offer_id":56392811643265,"sku":"MIL-SSXFD312","price":328.19,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3232\/7161\/files\/SSXFD314_1_46d34ef2-21b6-4712-928f-66bcf396a6e7.jpg?v=1791892967"},{"product_id":"milltek-filter-back-exhaust-ford-focus-mk4-st-2-3-ecoboost-hatch-opf-gpf-19","title":"Milltek Filter Back Exhaust Ford Focus Mk4 ST 2.3 EcoBoost Hatch OPF\/GPF 19+","description":"\u003ch2\u003eMilltek Filter-back Exhaust for Ford Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped) (2019 onwards) – Sharper Sound, Filter Retained\u003c\/h2\u003e\n\u003cp\u003eThis is Milltek's particulate filter-back system for the Ford Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped). It replaces everything downstream of the factory diesel or petrol particulate filter with wider-bore pipework and re-tuned silencers, cutting back pressure and sharpening the exhaust note. The filter itself is left exactly where the manufacturer fitted it, so emissions equipment is unaffected. It's offered in race non-resonated or resonated EC approved versions and 5 tailpipe finishes, so you can pick the setup that suits how the car's used.\u003c\/p\u003e\n\u003cp\u003eIt's the right choice if you want a sportier sound and a genuine, if modest, flow improvement on a filter-equipped car, without going anywhere near the parts of the system that keep it emissions-compliant.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Particulate Filter-back\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe Diameter:\u003c\/strong\u003e 76.2mm (3\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace System:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitting Time:\u003c\/strong\u003e approx. 1 to 1.5 hours (Milltek figure)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMade from T304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration\u003c\/li\u003e\n\u003cli\u003eMandrel-bent pipework keeps a constant diameter through every bend for unrestricted flow\u003c\/li\u003e\n\u003cli\u003e76.2mm (3\") pipework\u003c\/li\u003e\n\u003cli\u003eFits behind the factory particulate filter, which stays in place\u003c\/li\u003e\n\u003cli\u003eChoice of 5 tailpipe finishes: GT-115 Burnt Titanium, JET-115 Carbon Fibre, GT-115 Cerakote Black, GT-115 Polished, GT-115 Titanium\u003c\/li\u003e\n\u003cli\u003eEC approved versions available\u003c\/li\u003e\n\u003cli\u003eResonated (quieter) or non-resonated (louder) versions\u003c\/li\u003e\n\u003cli\u003eDesigned, developed and manufactured in the UK by Milltek Sport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003eFord Focus Mk4 ST 2.3-litre EcoBoost Hatch (OPF\/GPF Equipped) (2019 onwards)\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e the Ford Focus Mk4 ST 2.3-litre EcoBoost Estate\/Wagon\/Combi (OPF\/GPF Equipped), which needs the \u003ca href=\"\/products\/milltek-filter-back-exhaust-ford-focus-mk4-st-2-3-ecoboost-estate-opf-gpf-19\"\u003eMilltek Filter-back Exhaust Ford Focus Mk4 ST 2.3-litre EcoBoost Estate, Wagon \u0026amp; Combi OPF\/GPF 19+\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eMilltek quotes a fitting time of approx. 1 to 1.5 hours. We recommend professional fitting on a ramp. Once fitted, check the tailpipe alignment and re-check all clamps after the first few hundred miles.\u003c\/p\u003e\n\u003ch3\u003eWhat's the difference between the resonated and non-resonated versions?\u003c\/h3\u003e\n\u003cp\u003eThe resonated version adds extra silencing for a quieter, more refined tone. The non-resonated version leaves it out, so it is louder and more aggressive. Race versions are the loudest and are intended for track use.\u003c\/p\u003e\n\u003ch3\u003eWhich tailpipe finishes are available?\u003c\/h3\u003e\n\u003cp\u003eYou can choose from: GT-115 Burnt Titanium, JET-115 Carbon Fibre, GT-115 Cerakote Black, GT-115 Polished, GT-115 Titanium. The finish is cosmetic and does not change the sound.\u003c\/p\u003e\n\u003ch3\u003eDoes it fit the Ford Focus Mk4 ST 2.3-litre EcoBoost Estate\/Wagon\/Combi (OPF\/GPF Equipped)?\u003c\/h3\u003e\n\u003cp\u003eNo. For that car, choose the \u003ca href=\"\/products\/milltek-filter-back-exhaust-ford-focus-mk4-st-2-3-ecoboost-estate-opf-gpf-19\"\u003eMilltek Filter-back Exhaust Ford Focus Mk4 ST 2.3-litre EcoBoost Estate, Wagon \u0026amp; Combi OPF\/GPF 19+\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eIs it road legal?\u003c\/h3\u003e\n\u003cp\u003eSome versions are EC approved; check the EC Approved line in the specification for the option you choose.\u003c\/p\u003e\n\u003ch3\u003eDo I need a remap?\u003c\/h3\u003e\n\u003cp\u003eNo. It fits behind the factory particulate filter, so no software changes are needed.\u003c\/p\u003e\n\u003ch3\u003eDoes it keep the factory particulate filter?\u003c\/h3\u003e\n\u003cp\u003eYes. It fits behind the factory particulate filter, which stays in place.\u003c\/p\u003e\n\u003ch3\u003eHow long does it take to fit?\u003c\/h3\u003e\n\u003cp\u003eMilltek quotes approx. 1 to 1.5 hours.\u003c\/p\u003e\n\u003ch3\u003eWhat is it made from?\u003c\/h3\u003e\n\u003cp\u003eT304L aircraft-grade stainless steel, which is anti-magnetic and resists discolouration better than lower grades.\u003c\/p\u003e\n\u003ch3\u003eIs there a warranty?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek products are covered against defects in materials and workmanship. Contact us with your order number if you have a problem.\u003c\/p\u003e","brand":"Milltek","offers":[{"title":"Race, Non-Resonated \/ GT-115 Burnt Titanium","offer_id":56392811741569,"sku":"MIL-SSXFD305","price":1207.93,"currency_code":"GBP","in_stock":true},{"title":"Race, Non-Resonated \/ JET-115 Carbon Fibre","offer_id":56392811774337,"sku":"MIL-SSXFD310","price":1174.19,"currency_code":"GBP","in_stock":true},{"title":"Race, Non-Resonated \/ GT-115 Cerakote Black","offer_id":56392811807105,"sku":"MIL-SSXFD308","price":1025.05,"currency_code":"GBP","in_stock":true},{"title":"Race, Non-Resonated \/ GT-115 Polished","offer_id":56392811839873,"sku":"MIL-SSXFD309","price":880.29,"currency_code":"GBP","in_stock":true},{"title":"Race, Non-Resonated \/ GT-115 Titanium","offer_id":56392811872641,"sku":"MIL-SSXFD307","price":1144.76,"currency_code":"GBP","in_stock":true},{"title":"Resonated - EC Approved \/ GT-115 Burnt Titanium","offer_id":56392811905409,"sku":"MIL-SSXFD304","price":1384.77,"currency_code":"GBP","in_stock":true},{"title":"Resonated - EC Approved \/ JET-115 Carbon Fibre","offer_id":56392811938177,"sku":"MIL-SSXFD306","price":1351.04,"currency_code":"GBP","in_stock":true},{"title":"Resonated - EC Approved \/ GT-115 Cerakote Black","offer_id":56392811970945,"sku":"MIL-SSXFD302","price":1201.89,"currency_code":"GBP","in_stock":true},{"title":"Resonated - EC Approved \/ GT-115 Polished","offer_id":56392812003713,"sku":"MIL-SSXFD301","price":1057.12,"currency_code":"GBP","in_stock":true},{"title":"Resonated - EC Approved \/ GT-115 Titanium","offer_id":56392812036481,"sku":"MIL-SSXFD303","price":1321.61,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3232\/7161\/files\/SSXFD305_1.jpg?v=1791892981"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3232\/7161\/collections\/ford-focus-st.jpg?v=1791897679","url":"https:\/\/milltekexhaustshop.com\/collections\/ford-focus-st-performance-exhaust-systems.oembed","provider":"Milltek Exhaust Shop","version":"1.0","type":"link"}