{"product_id":"milltek-sport-secondary-catalyst-bypass-pipe-audi-rs4-b7","title":"Milltek Sport Secondary Catalyst Bypass Pipe – Audi RS4 B7 (2006–2008)","description":"\u003ch6\u003eDescription\u003c\/h6\u003e\n\u003cp\u003eThe Milltek Sport secondary catalyst bypass pipe for the Audi RS4 B7 (2006–2008) replaces the factory secondary catalytic converter with a straight pipe. 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\u003eThe part is used to bypass the catalyst from the exhaust to create a ‘Decat’ system. Eliminating the catalyst will greatly enhance the gas-flow and the performance, adding significant Hp to your vehicle by removing the density of the catalyst in which exhaust gases are pushed through. - This product is intended for motorsport use only and requires Stage 2 ECU remap.\u003c\/p\u003e\n\u003ch3\u003eWhat's in the box\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eLH Downpipe and Catalyst Replacement Pipe\u003c\/li\u003e\n\u003cli\u003eRH Downpipe and Catalyst Replacement Pipe\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCheck before you order\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eNeeds a Stage 2 ECU remap to run correctly.\u003c\/li\u003e\n\u003cli\u003ePick the \"Connects to\" option that matches the exhaust behind it: the standard (OE) one or a Milltek system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRoad use\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eMotorsport and off-road use only.\u003c\/strong\u003e This part is not EC approved. It changes or removes emissions equipment, so it is not legal on the public road and the car will fail an MOT emissions test. It also needs ECU calibration to run correctly.\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\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\u003eSecondary Catalyst Bypass Pipe\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\u003eYes\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eShipping: \u003c\/b\u003e1 box, 100 × 40 × 30 cm, about 9 kg\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 - V1 \u0026amp; ECE Systems \u0026gt; 2006 to 2008; 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.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0511\/6700\/2795\/files\/milltek-fitting-ssxau285.pdf\" target=\"_blank\" rel=\"noopener\"\u003eMilltek fitting instructions (PDF)\u003c\/a\u003e\u003c\/p\u003e","brand":"Milltek Sport","offers":[{"title":"Default Title","offer_id":56538016252283,"sku":"MIL-SSXAU285","price":705.07,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/6700\/2795\/files\/milltek-secondary-catalyst-bypass-pipe-audi-rs4--01.jpg?v=1792888020","url":"https:\/\/hazmotorsport.co.uk\/products\/milltek-sport-secondary-catalyst-bypass-pipe-audi-rs4-b7","provider":"HAZ MOTORSPORT","version":"1.0","type":"link"}