{"product_id":"milltek-valvesonic-kit-for-non-valvesonic-cat-back-audi-s6-4-0-tfsi-c7-quattro-12-18","title":"Milltek ValveSonic Kit for Non-ValveSonic Cat Back Audi S6 4.0 TFSI C7 Quattro 12-18","description":"\u003ch2\u003eMilltek required for fitment with non-ValveSonic Milltek cat-back systems for Audi S3 2.0 TFSI quattro 3-Door 8V\/8V.2 (Non-GPF Equipped Models Only) (2013-2018) – Genuine Milltek Fitment Part\u003c\/h2\u003e\n\u003cp\u003eThis is Milltek's ValveSonic system for the Audi S6 4.0 TFSI C7 quattro. It adds Milltek's electronically-operated valve to the system, opening a less restrictive path through the silencer that stays closed for a refined, near-standard tone and opens under load or on demand for a louder, more open sound.\u003c\/p\u003e\n\u003cp\u003eIt's the option to go for if you want the flexibility to keep the car quiet day to day and switch to the full exhaust note whenever you actually want to hear it.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Additional parts\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\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\u003eAudi S6 4.0 TFSI C7 quattro (2012-2018)\u003c\/li\u003e\n\u003cli\u003eAudi S7 Sportback 4.0 TFSI quattro S tronic (2012-2018)\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 Mk7.5 R 2.0 TSI 310PS (Non-GPF Equipped Models Only) - 76mm \u0026amp; EC Approved Systems (2017-2021)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e Audi S3 2.0 GPF models, or any model not listed above.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, note: Only required for fitment with non-ValveSonic Milltek cat-back systems. 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-turbo-back-exhaust-with-sports-cat-audi-s3-2-0-tfsi-quattro-3dr-8v-8v-2-non-gpf-13-18\"\u003eMilltek Turbo-back Exhaust \u0026amp; Sports Cat Audi S3 2.0 TFSI Quattro 3dr 8V 8V.2 Non-GPF 13-18\u003c\/a\u003e, \u003ca href=\"\/products\/milltek-sports-cat-downpipe-audi-s3-2-0-tfsi-quattro-3dr-8v-8v-2-non-gpf-13-18\"\u003eMilltek Downpipe \u0026amp; Sports Cat Audi S3 2.0 TFSI Quattro 3dr 8V 8V.2 Non-GPF 13-18\u003c\/a\u003e, \u003ca href=\"\/products\/milltek-active-valve-control-volkswagen-golf-mk7-r-2-0-tsi-300ps-ece-approved-76-2mm-14-16\"\u003eMilltek Active Valve Control Volkswagen Golf Mk7 R 2.0 TSI 300PS ECE Approved \u0026amp; 76.2mm Systems 14-16\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWill it fit the Audi S3 2.0 TFSI quattro Saloon \u0026amp; Cabrio 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 Saloon \u0026amp; Cabrio 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 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: \"Only required for fitment with non-ValveSonic Milltek cat-back systems\". 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":56392745582977,"sku":"MIL-SSXAU405","price":60.32,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3232\/7161\/files\/SSXAU405_1_1e15c801-9ee0-4872-9f5f-3ded1947e28e.jpg?v=1791891601","url":"https:\/\/milltekexhaustshop.com\/products\/milltek-valvesonic-kit-for-non-valvesonic-cat-back-audi-s6-4-0-tfsi-c7-quattro-12-18","provider":"Milltek Exhaust Shop","version":"1.0","type":"link"}