{"product_id":"milltek-sports-cat-downpipe-audi-a3-2-0-tfsi-quattro-sedan-8v-us-only-14-20","title":"Milltek Sports Cat Downpipe Audi A3 2.0 TFSI Quattro Sedan 8V US-only 14-20","description":"\u003ch2\u003eMilltek Downpipe \u0026amp; Sports Cat for Audi A3 2.0 TFSI quattro Sedan 8V (US-only) (2014-2020) – Improved Flow, Sports Catalyst\u003c\/h2\u003e\n\u003cp\u003eThis is Milltek's large-bore downpipe with hi-flow sports cat for the Audi A3 2.0 TFSI quattro Sedan 8V (US-only). 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\u003eAudi A3 2.0 TFSI quattro Sedan 8V (US-only) (2014-2020)\u003c\/li\u003e\n\u003cli\u003eAudi S3 2.0 TFSI quattro 3-Door 8V\/8V.2 (Non-GPF Equipped Models Only) (2013-2018)\u003c\/li\u003e\n\u003cli\u003eAudi S3 2.0 TFSI quattro Saloon \u0026amp; Cabrio 8V\/8V.2 (Non-GPF Equipped Models Only) (2013-2018)\u003c\/li\u003e\n\u003cli\u003eAudi S3 2.0 TFSI quattro Sportback 8V\/8V.2 (Non-GPF Equipped Models Only) (2013-2018)\u003c\/li\u003e\n\u003cli\u003eSeat Leon ST Cupra 300 (4x4) Estate\/Station Wagon\/Combi (Non-OPF\/GPF) (2017-2018)\u003c\/li\u003e\n\u003cli\u003eVolkswagen Arteon 2.0TSI 280PS 4Motion (Non OPF\/GPF Vehicles Only) (2017-2019)\u003c\/li\u003e\n\u003cli\u003eVolkswagen Arteon 2.0TSI 280PS 4Motion (North American OE Valved Systems) (2019-2021)\u003c\/li\u003e\n\u003cli\u003eVolkswagen Golf Mk7 2.0TFSI Alltrack\/Estate\/Station Wagon\/Combi 4-Motion (2016-2021)\u003c\/li\u003e\n\u003cli\u003eVolkswagen Golf MK7 R 2.0 TSI 300PS (ECE Approved \u0026amp; 76.2mm Systems) (2014-2016)\u003c\/li\u003e\n\u003cli\u003eVolkswagen Golf MK7 R Estate\/Variant 2.0 TSI 300PS (2015-2017)\u003c\/li\u003e\n\u003cli\u003eVolkswagen Golf Mk7.5 R 2.0 TSI 310PS (Non-GPF Equipped Models Only) - 76mm \u0026amp; EC Approved Systems (2017-2021)\u003c\/li\u003e\n\u003cli\u003eVolkswagen Golf Mk7.5 R Estate\/Variant 2.0 TSI 310PS (Non-GPF Equipped Models Only) (2018-2019)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot every version fits every car in this list. Check the fitment shown for the option you select.\u003c\/p\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 with the OE Exhaust system only and requires a Stage 2 ECU remap. Some versions: Must be fitted with 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-audi-a3-2-0-tfsi-quattro-sedan-8v-us-only-14-20\"\u003eMilltek Cat-back Exhaust Audi A3 2.0 TFSI Quattro Sedan 8V US-only 14-20\u003c\/a\u003e, \u003ca href=\"\/products\/milltek-active-valve-control-volkswagen-arteon-2-0tsi-280ps-4motion-non-opf-gpf-17-19\"\u003eMilltek Active Valve Control Volkswagen Arteon 2.0TSI 280PS 4Motion Non OPF\/GPF 17-19\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWill it fit the Audi S3 2.0 TFSI quattro 3-Door 8V\/8V.2 (Non-GPF Equipped Models Only)?\u003c\/h3\u003e\n\u003cp\u003eYes. Milltek lists this part for the Audi S3 2.0 TFSI quattro 3-Door 8V\/8V.2 (Non-GPF Equipped Models Only) 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: \"For Fitment with the OE Exhaust system only 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\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 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":"Fits OE System Only","offer_id":56392670282113,"sku":"MIL-SSXVW349","price":1058.96,"currency_code":"GBP","in_stock":true},{"title":"Fits Milltek Cat Back Only","offer_id":56392670314881,"sku":"MIL-SSXAU381","price":1064.83,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3232\/7161\/files\/SSXVW349_1_c854aee7-d8e4-4955-a52c-7ad0c6a0f3ca.jpg?v=1791890352","url":"https:\/\/milltekexhaustshop.com\/products\/milltek-sports-cat-downpipe-audi-a3-2-0-tfsi-quattro-sedan-8v-us-only-14-20","provider":"Milltek Exhaust Shop","version":"1.0","type":"link"}