{"product_id":"milltek-cat-back-exhaust-audi-rs4-b9-2-9-v6-turbo-avant-2018","title":"Milltek Sport Cat-Back Exhaust - 2018+ Audi RS4 B9 2.9 V6 Turbo Avant","description":"\u003cp\u003eUpgrade the Audi RS4 B9 2.9 V6 Turbo Avant (2018+) with a Milltek Sport cat-back exhaust. Milltek builds each system around the car it fits: mandrel-bent T304L stainless pipework, a larger bore than stock for freer flow, and a tuned sound you choose, from quiet and refined to loud and uncorked.\u003c\/p\u003e\u003ch3\u003eSound options\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eResonated\u003c\/strong\u003e options keep cruising drone down and sound closer to a refined sports car.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNon-resonated (louder \/ race)\u003c\/strong\u003e options give the loudest, rawest note. Better for track days and weekend cars than daily commuting.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eChoose your setup\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSound:\u003c\/strong\u003e the system type and sound level.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTip Finish:\u003c\/strong\u003e the tailpipe trim.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional Valve Remote:\u003c\/strong\u003e add a Milltek valve remote so you can open and close the exhaust valves yourself.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCat-back systems: compare every part number\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\u003cth\u003eSound\u003c\/th\u003e\n\u003cth\u003eTip finish\u003c\/th\u003e\n\u003cth\u003ePipe size\u003c\/th\u003e\n\u003cth\u003eFit time\u003c\/th\u003e\n\u003cth\u003eRace\/Track only\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSSXAU759\u003c\/td\u003e\n\u003ctd\u003eCat Back (Road+)\u003c\/td\u003e\n\u003ctd\u003ePolished Oval\u003c\/td\u003e\n\u003ctd\u003e2.76\" (70.00mm)\u003c\/td\u003e\n\u003ctd\u003e2.00 to 2.50 hours\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSSXAU760\u003c\/td\u003e\n\u003ctd\u003eCat Back (Road+)\u003c\/td\u003e\n\u003ctd\u003eCerakote Black Oval\u003c\/td\u003e\n\u003ctd\u003e2.76\" (70.00mm)\u003c\/td\u003e\n\u003ctd\u003e2.00 to 2.50 hours\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSSXAU807\u003c\/td\u003e\n\u003ctd\u003eCat Back (Road+)\u003c\/td\u003e\n\u003ctd\u003eTitanium Oval\u003c\/td\u003e\n\u003ctd\u003e2.76\" (70.00mm)\u003c\/td\u003e\n\u003ctd\u003e2.00 to 2.50 hours\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSSXAU808\u003c\/td\u003e\n\u003ctd\u003eCat Back (Road+)\u003c\/td\u003e\n\u003ctd\u003eBurnt Titanium Oval\u003c\/td\u003e\n\u003ctd\u003e2.76\" (70.00mm)\u003c\/td\u003e\n\u003ctd\u003e2.00 to 2.50 hours\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSSXAU752\u003c\/td\u003e\n\u003ctd\u003eCat Back Non-Res (Race - Louder)\u003c\/td\u003e\n\u003ctd\u003ePolished Oval\u003c\/td\u003e\n\u003ctd\u003e2.76\" (70.00mm)\u003c\/td\u003e\n\u003ctd\u003e2.00 to 2.50 hours\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSSXAU751\u003c\/td\u003e\n\u003ctd\u003eCat Back Non-Res (Race - Louder)\u003c\/td\u003e\n\u003ctd\u003eCerakote Black Oval\u003c\/td\u003e\n\u003ctd\u003e2.76\" (70.00mm)\u003c\/td\u003e\n\u003ctd\u003e2.00 to 2.50 hours\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSSXAU803\u003c\/td\u003e\n\u003ctd\u003eCat Back Non-Res (Race - Louder)\u003c\/td\u003e\n\u003ctd\u003eTitanium Oval\u003c\/td\u003e\n\u003ctd\u003e2.76\" (70.00mm)\u003c\/td\u003e\n\u003ctd\u003e2.00 to 2.50 hours\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSSXAU804\u003c\/td\u003e\n\u003ctd\u003eCat Back Non-Res (Race - Louder)\u003c\/td\u003e\n\u003ctd\u003eBurnt Titanium Oval\u003c\/td\u003e\n\u003ctd\u003e2.76\" (70.00mm)\u003c\/td\u003e\n\u003ctd\u003e2.00 to 2.50 hours\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSSXAU749\u003c\/td\u003e\n\u003ctd\u003eResonated (Quieter)\u003c\/td\u003e\n\u003ctd\u003ePolished Oval\u003c\/td\u003e\n\u003ctd\u003e2.76\" (70.00mm)\u003c\/td\u003e\n\u003ctd\u003e2.00 to 2.50 hours\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSSXAU750\u003c\/td\u003e\n\u003ctd\u003eResonated (Quieter)\u003c\/td\u003e\n\u003ctd\u003eCerakote Black Oval\u003c\/td\u003e\n\u003ctd\u003e2.76\" (70.00mm)\u003c\/td\u003e\n\u003ctd\u003e2.00 to 2.50 hours\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSSXAU805\u003c\/td\u003e\n\u003ctd\u003eResonated (Quieter)\u003c\/td\u003e\n\u003ctd\u003eTitanium Oval\u003c\/td\u003e\n\u003ctd\u003e2.76\" (70.00mm)\u003c\/td\u003e\n\u003ctd\u003e2.00 to 2.50 hours\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSSXAU806\u003c\/td\u003e\n\u003ctd\u003eResonated (Quieter)\u003c\/td\u003e\n\u003ctd\u003eBurnt Titanium Oval\u003c\/td\u003e\n\u003ctd\u003e2.76\" (70.00mm)\u003c\/td\u003e\n\u003ctd\u003e2.00 to 2.50 hours\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eWhat comes with each cat-back\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSSXAU759\u003c\/strong\u003e: 1 x LH Lower Downpipe; 1 x RH Lower Downpipe; 1 x Front Silencer Replacement Pipe; 1 x Centre Silencer Replacement Pipe; 1 x LH Rear Silencer (ECE) Valved; 1 x RH Rear Silencer (ECE) Valved; 1 x LH Oval Trim (Dual Inlet); 1 x RH Oval Trim (Dual Inlet)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSSXAU760\u003c\/strong\u003e: 1 x LH Lower Downpipe; 1 x RH Lower Downpipe; 1 x Front Silencer Replacement Pipe; 1 x Centre Silencer Replacement Pipe; 1 x LH Rear Silencer (ECE) Valved; 1 x RH Rear Silencer (ECE) Valved; 1 x LH Oval Trim (Dual Inlet) Cerakote Black; 1 x RH Oval Trim (Dual Inlet) Cerakote Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSSXAU807\u003c\/strong\u003e: 1 x LH Lower Downpipe; 1 x RH Lower Downpipe; 1 x Front Silencer Replacement Pipe; 1 x Centre Silencer Replacement Pipe; 1 x LH Rear Silencer (ECE) Valved; 1 x RH Rear Silencer (ECE) Valved; 1 x LH Titanium Oval Trim (Dual Inlet); 1 x RH Titanium Oval Trim (Dual Inlet)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSSXAU808\u003c\/strong\u003e: 1 x LH Lower Downpipe; 1 x RH Lower Downpipe; 1 x Front Silencer Replacement Pipe; 1 x Centre Silencer Replacement Pipe; 1 x LH Rear Silencer (ECE) Valved; 1 x RH Rear Silencer (ECE) Valved; 1 x LH Burnt Titanium Oval Trim (Dual Inlet); 1 x RH Burnt Titanium Oval Trim (Dual Inlet)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSSXAU752\u003c\/strong\u003e: 1 x LH Lower Downpipe; 1 x RH Lower Downpipe; 1 x Front Silencer Replacement Pipe; 1 x Centre Silencer Replacement Pipe; 1 x LH Rear Silencer (Race) Valved; 1 x RH Rear Silencer (Race) Valved; 2 x Valve Extension Cables; 1 x LH Polished Oval Trim (170x107mm); 1 x RH Polished Oval Trim (170x107mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSSXAU751\u003c\/strong\u003e: 1 x LH Lower Downpipe; 1 x RH Lower Downpipe; 1 x Front Silencer Replacement Pipe; 1 x Centre Silencer Replacement Pipe; 1 x LH Rear Silencer (Race) Valved; 1 x RH Rear Silencer (Race) Valved; 2 x Valve Extension Cables; 1 x LH Cerakote Black Oval Trim (170x107mm); 1 x RH Cerakote Black Oval Trim (170x107mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSSXAU803\u003c\/strong\u003e: 1 x LH Lower Downpipe; 1 x RH Lower Downpipe; 1 x Front Silencer Replacement Pipe; 1 x Centre Silencer Replacement Pipe; 1 x LH Rear Silencer (Race) Valved; 1 x RH Rear Silencer (Race) Valved; 2 x Valve Extension Cables; 1 x LH Titanium Oval Trim (170x107); 1 x RH Titanium Oval Trim (170x107)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSSXAU804\u003c\/strong\u003e: 1 x LH Lower Downpipe; 1 x RH Lower Downpipe; 1 x Front Silencer Replacement Pipe; 1 x Centre Silencer Replacement Pipe; 1 x LH Rear Silencer (Race) Valved; 1 x RH Rear Silencer (Race) Valved; 2 x Valve Extension Cables; 1 x LH Burnt Titanium Oval Trim (170x107); 1 x RH Burnt Titanium Oval Trim (170x107)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSSXAU749\u003c\/strong\u003e: 1 x LH Lower Downpipe; 1 x RH Lower Downpipe; 1 x Front Silencer; 1 x Centre Silencer; 1 x LH Rear Silencer (ECE) Valved; 1 x RH Rear Silencer (ECE) Valved; 1 x LH Oval Trim (Dual Inlet); 1 x RH Oval Trim (Dual Inlet)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSSXAU750\u003c\/strong\u003e: 1 x LH Lower Downpipe; 1 x RH Lower Downpipe; 1 x Front Silencer; 1 x Centre Silencer; 1 x LH Rear Silencer (ECE) Valved; 1 x RH Rear Silencer (ECE) Valved; 1 x LH Oval Trim (Dual Inlet) Cerakote Black; 1 x RH Oval Trim (Dual Inlet) Cerakote Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSSXAU805\u003c\/strong\u003e: 1 x LH Lower Downpipe; 1 x RH Lower Downpipe; 1 x Front Silencer; 1 x Centre Silencer; 1 x LH Rear Silencer (ECE) Valved; 1 x RH Rear Silencer (ECE) Valved; 1 x LH Titanium Oval Trim (Dual Inlet); 1 x RH Titanium Oval Trim (Dual Inlet)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSSXAU806\u003c\/strong\u003e: 1 x LH Lower Downpipe; 1 x RH Lower Downpipe; 1 x Front Silencer; 1 x Centre Silencer; 1 x LH Rear Silencer (ECE) Valved; 1 x RH Rear Silencer (ECE) Valved; 1 x LH Burnt Titanium Oval Trim (Dual Inlet); 1 x RH Burnt Titanium Oval Trim (Dual Inlet)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOptional valve remote\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003eSSXAU1052\u003c\/strong\u003e: 1 x Active Valve Control (Remote Version) Plug \u0026amp; Play; Large-bore Downpipes; With 200 Cell HJS HQ High Flow Cats (Requires stage 2 ECU remap); This product is:; Race\/Track Only. Milltek note: Remote Control (Plug \u0026amp; Play version).\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eAudi RS4 B9 2.9 V6 Turbo Avant, 2018+. US-market model listing. Confirm your exact model, engine and options before ordering, and message us if you are not sure.\u003c\/p\u003e\u003ch3\u003eAbout Milltek Sport\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eT304L stainless steel, CNC mandrel bent.\u003c\/li\u003e\n\u003cli\u003eDesigned and developed in Derby, UK with a US facility in Knoxville, Tennessee, and tested at the Nürburgring.\u003c\/li\u003e\n\u003cli\u003eCompany founded in 1983.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWarranty\u003c\/h3\u003e\u003cp\u003eMilltek covers most products with a lifetime guarantee. Downpipes, hi-flow catalysts and any part with valves are covered for 2 years or 80,000 km, and electronic products for 2 years. Claims go through the authorized dealer you bought from, and cover the original purchaser only. Full terms: millteksport.com\/Warranty.html\u003c\/p\u003e\u003ch3\u003eNotes\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eFitting times are Milltek estimates for a professional installer.\u003c\/li\u003e\u003c\/ul\u003e","brand":"Milltek Sport","offers":[{"title":"Cat Back (Road+) \/ Polished Oval \/ No Remote","offer_id":67999356944535,"sku":"SSXAU759","price":3460.0,"currency_code":"USD","in_stock":true},{"title":"Cat Back (Road+) \/ Polished Oval \/ Add Valve Remote - Remote Control (Plug \u0026 Play version)","offer_id":67999356977303,"sku":"SSXAU759 + SSXAU1052","price":3886.0,"currency_code":"USD","in_stock":true},{"title":"Cat Back (Road+) \/ Cerakote Black Oval \/ No Remote","offer_id":67999357010071,"sku":"SSXAU760","price":3614.0,"currency_code":"USD","in_stock":true},{"title":"Cat Back (Road+) \/ Cerakote Black Oval \/ Add Valve Remote - Remote Control (Plug \u0026 Play version)","offer_id":67999357042839,"sku":"SSXAU760 + SSXAU1052","price":4040.0,"currency_code":"USD","in_stock":true},{"title":"Cat Back (Road+) \/ Titanium Oval \/ No Remote","offer_id":67999357075607,"sku":"SSXAU807","price":3832.0,"currency_code":"USD","in_stock":true},{"title":"Cat Back (Road+) \/ Titanium Oval \/ Add Valve Remote - 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