{"product_id":"performance-exhaust-system-for-audi-b9-rs4-rs5-2-9t","title":"Performance Exhaust System for Audi B9 RS4\/RS5 2.9T","description":"\u003cp\u003e\u003cem\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong\u003eUpgrade Audi B9 RS4\/RS5 2.9T with Performance Valved Sport Catback Exhaust Mufflers. Valvetronic technology design, Sandblasted Coating, TIG Weld, Bolt-On, Plug and Play, Made by Premium SUS304, Enhance EA839 Sound, Boost Throttle Response and Driving Experience.\u003c\/strong\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong\u003e\u003cem\u003eInstalled Result Showcase\u003c\/em\u003e：\u003cbr\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0822\/1746\/8223\/files\/ChatGPT_Image_Aug_8_2026_09_59_08_PM.png?v=1786252308\" alt=\"Audi B9 RS4 2.9T Catback Exhaust System\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cem\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003eFitment:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\n\u003cul\u003e\n\u003cli style=\"color: rgb(255, 128, 0); font-weight: bold; font-style: italic;\"\u003e\n\u003cem\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e2018+ Audi B9 RS4 Avant\/RS5 Sportback 2.9T \u003c\/span\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003cem\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/em\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cem\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003eKey Features:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: bold; color: rgb(255, 128, 0); font-style: italic;\"\u003e\u003cem\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong\u003eValvetronic valve control for adjustable exhaust sound\u003c\/strong\u003e\u003c\/span\u003e\u003c\/em\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(255, 128, 0); font-style: italic;\"\u003e\u003cem\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong\u003eImproves exhaust flow and throttle response\u003c\/strong\u003e\u003c\/span\u003e\u003c\/em\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(255, 128, 0); font-style: italic;\"\u003e\u003cem\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong\u003eDeeper and more aggressive EA839 turbo sound\u003c\/strong\u003e\u003c\/span\u003e\u003c\/em\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(255, 128, 0); font-style: italic;\"\u003e\u003cem\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong\u003ePremium SUS304 stainless steel construction\u003c\/strong\u003e\u003c\/span\u003e\u003c\/em\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(255, 128, 0); font-style: italic;\"\u003e\u003cem\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong\u003eTIG welded for maximum durability\u003c\/strong\u003e\u003c\/span\u003e\u003c\/em\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(255, 128, 0); font-style: italic;\"\u003e\u003cem\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong\u003eSandblasted coating for enhanced surface protection\u003c\/strong\u003e\u003c\/span\u003e\u003c\/em\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(255, 128, 0); font-style: italic;\"\u003e\u003cem\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong\u003eBolt-on plug-and-play installation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/em\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(255, 128, 0); font-style: italic;\"\u003e\n\u003cem\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong\u003eCompatible with daily driving and performance upgrades\u003c\/strong\u003e\u003c\/span\u003e\u003c\/em\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cem\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003eOrder Included: \u003cbr\u003e\u003cbr\u003eValved cat-back exhaust system, Clamp\/Screw\/Gasket,Valve hardware and key fob controller, and Exhaust tips\u003cbr\u003e\u003cbr\u003eWarranty: \u003cbr\u003e\u003cbr\u003e2-yeras Warranty (Free replacement of the valve motor and valve control system during the warranty period.）\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: bold; color: rgb(255, 128, 0); font-style: italic;\"\u003e\u003cem\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong\u003eWarranty coverage begins on the purchase date and applies only to the original purchaser.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/em\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(255, 128, 0); font-style: italic;\"\u003e\u003cem\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong\u003eThis warranty is not transferable or assignable at any time.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/em\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(255, 128, 0); font-style: italic;\"\u003e\u003cem\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong\u003eDiscoloration caused by heat, salt, brine, or other road treatments is not covered.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/em\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(255, 128, 0); font-style: italic;\"\u003e\u003cem\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong\u003eTip finish discoloration or damage caused by heat, chemicals, lack of maintenance, road salt, brine, other road treatments, road debris, or misuse is not covered.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/div\u003e","brand":"UP-EXHAUST","offers":[{"title":"RS4 B9 Avant 2.9T \/ Sandblasted Coating","offer_id":50207864553791,"sku":"Audi-B9RS4-CB","price":1760.0,"currency_code":"USD","in_stock":true},{"title":"RS4 B9 Avant 2.9T \/ Brushed","offer_id":50207864586559,"sku":"Audi-B9RS4-CB","price":1760.0,"currency_code":"USD","in_stock":true},{"title":"RS5 B9 Sportback 2.9T \/ Sandblasted Coating","offer_id":50207864619327,"sku":"Audi-B9RS4-CB","price":1760.0,"currency_code":"USD","in_stock":true},{"title":"RS5 B9 Sportback 2.9T \/ Brushed","offer_id":50207864652095,"sku":"Audi-B9RS4-CB","price":1760.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/1746\/8223\/files\/20260809125723_263_10.jpg?v=1786252369","url":"https:\/\/www.upmotorsportexhaust.com\/products\/performance-exhaust-system-for-audi-b9-rs4-rs5-2-9t","provider":"UP Motorsport Exhaust","version":"1.0","type":"link"}