{"product_id":"milltek-sport-cat-back-exhaust-audi-rs4-b7","title":"Milltek Sport Cat Back Exhaust – Audi RS4 B7 (2006–2008)","description":"\u003ch6\u003eDescription\u003c\/h6\u003e\n\u003cp\u003eThe Milltek Sport cat back exhaust for the Audi RS4 B7 (2006–2008) replaces everything behind the catalytic converter: the centre section and rear silencer. The factory catalyst stays in place. It is built from 2.5\" (63.5mm) T304 stainless steel pipework by Milltek Sport in Derbyshire, and comes with the clamps, gaskets and hangers it needs.\u003c\/p\u003e\n\u003ch3\u003eFrom Milltek Sport\u003c\/h3\u003e\u003cp\u003eWe have revised the stainless steel performance Cat-Back system on one of Audi’s most renowned machines. Improving sound \u0026amp; aesthetics.\u003c\/p\u003e\r\n\r\n\u003cp\u003eOur range of Cat-Back systems are perfectly suited to cater for anyone looking to improve their sound and aesthetics, designed as a direct replacement for the original system, available in multiple configurations enabling the owner to choose the increase in volume of their exhaust and\/or add a more suitably aggressive tone. All our products are made from 304L “Aircraft” Grade stainless steel. This quality material will ensure that your Cat-Back system will last through any harsh conditions.\u003c\/p\u003e\n\u003ch3\u003eChoosing your options\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003eTips:\u003c\/strong\u003e Polished is bright stainless steel. Cerakote Black is a heat-resistant ceramic coating in satin black. Brushed Titanium is a titanium trim with a brushed finish. Burnt Titanium is titanium heat-treated to a blue-purple finish. Oval trims are Milltek's wide oval tailpipes.\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch3\u003eWhat's in the box\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eActive H Pipe Centre Section\u003c\/li\u003e\n\u003cli\u003eLH Resonator\u003c\/li\u003e\n\u003cli\u003eRH Resonator\u003c\/li\u003e\n\u003cli\u003eLH Rear Silencer\u003c\/li\u003e\n\u003cli\u003eRH Rear Silencer\u003c\/li\u003e\n\u003cli\u003eLH Valved Outlet\u003c\/li\u003e\n\u003cli\u003eRH Valved Outlet\u003c\/li\u003e\n\u003cli\u003eLH Rear Bracket\u003c\/li\u003e\n\u003cli\u003eRH Rear Bracket\u003c\/li\u003e\n\u003cli\u003e1 × tailpipe trim in your chosen finish\u003c\/li\u003e\n\u003cli\u003e1 × tailpipe trim in your chosen finish\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRoad use\u003c\/h3\u003e\u003cp\u003eThis cat back exhaust keeps the factory catalytic converter, so emissions are unaffected.\u003c\/p\u003e\n\u003ch3\u003eLead time\u003c\/h3\u003e\u003cp\u003eMilltek Sport make every system in Derbyshire. The dispatch estimate next to the price is updated every morning from Milltek's live stock and build dates, and changes with the option you pick. If there is any delay on your order we will tell you within 24 hours.\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/W9Wzbv9xsPU\" title=\"Milltek Sport Audi RS4 B7 exhaust sound\" loading=\"lazy\" frameborder=\"0\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch6\u003eProduct Details\u003c\/h6\u003e\n\u003cdiv\u003e\n\u003cb\u003eBrand: \u003c\/b\u003eMilltek Sport\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eSystem type: \u003c\/b\u003eCat Back Exhaust\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003ePipe bore: \u003c\/b\u003e2.5\" (63.5mm)\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eMaterial: \u003c\/b\u003eT304 stainless steel\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eEC approved: \u003c\/b\u003eNo\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eECU remap needed: \u003c\/b\u003eNo\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eFitting time: \u003c\/b\u003e2.5–3.5 hours (Milltek's figure, including removing the factory part)\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eMade in: \u003c\/b\u003eDerbyshire, United Kingdom\u003c\/div\u003e\n\u003ch6\u003eVehicle Fitment\u003c\/h6\u003e\u003ctable style=\"width:100%; border-collapse:collapse; font-size:14px;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003cth\u003ePower\u003c\/th\u003e\n\u003cth\u003eEngine code\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAudi\u003c\/td\u003e\n\u003ctd\u003eA4\u003c\/td\u003e\n\u003ctd\u003eRS4 quattro\u003c\/td\u003e\n\u003ctd\u003e420 hp\u003c\/td\u003e\n\u003ctd\u003eBNS\u003c\/td\u003e\n\u003ctd\u003e2005–2008\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAudi\u003c\/td\u003e\n\u003ctd\u003eA4\u003c\/td\u003e\n\u003ctd\u003eRS4 quattro\u003c\/td\u003e\n\u003ctd\u003e420 hp\u003c\/td\u003e\n\u003ctd\u003eBNS\u003c\/td\u003e\n\u003ctd\u003e2005–2008\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAudi\u003c\/td\u003e\n\u003ctd\u003eA4\u003c\/td\u003e\n\u003ctd\u003eRS4 quattro\u003c\/td\u003e\n\u003ctd\u003e420 hp\u003c\/td\u003e\n\u003ctd\u003eBNS\u003c\/td\u003e\n\u003ctd\u003e2006–2008\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003eMilltek list this part for: RS4 \u0026gt; B7 4.2 V8 Saloon, Avant and Cabriolet - V2 Systems \u0026gt; 2006 to 2008.\u003c\/p\u003e\n\u003ch6\u003eInstallation Guide\u003c\/h6\u003e\u003cp\u003eWe recommend fitting by a garage or exhaust specialist. Milltek allow 2.5–3.5 hours including removing the factory part.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0511\/6700\/2795\/files\/milltek-fitting-ssxau1129.pdf\" target=\"_blank\" rel=\"noopener\"\u003eMilltek fitting instructions (PDF)\u003c\/a\u003e\u003c\/p\u003e","brand":"Milltek Sport","offers":[{"title":"Polished Oval","offer_id":56538016547195,"sku":"MIL-SSXAU1127","price":2908.82,"currency_code":"GBP","in_stock":true},{"title":"Cerakote Black Oval","offer_id":56538016579963,"sku":"MIL-SSXAU1128","price":3022.13,"currency_code":"GBP","in_stock":true},{"title":"Brushed Titanium Oval","offer_id":56538016612731,"sku":"MIL-SSXAU1129","price":3182.71,"currency_code":"GBP","in_stock":true},{"title":"Burnt Titanium Oval","offer_id":56538016645499,"sku":"MIL-SSXAU1130","price":3260.03,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/6700\/2795\/files\/milltek-cat-back-exhaust-audi-rs4-b7-01.jpg?v=1792888043","url":"https:\/\/hazmotorsport.co.uk\/products\/milltek-sport-cat-back-exhaust-audi-rs4-b7","provider":"HAZ MOTORSPORT","version":"1.0","type":"link"}