{"title":"Audi RS5\/S5\/A5","description":null,"products":[{"product_id":"catless-high-flow-304-stainless-exhaust-downpipe-for-audi-a5-2-0t","title":"Catless High Flow 304 Stainless Exhaust Downpipe for Audi A5 2.0T","description":"\u003cp data-start=\"219\" data-end=\"542\"\u003eImprove exhaust flow, throttle response, and overall performance on your \u003cstrong data-start=\"292\" data-end=\"321\"\u003eAudi A5 2.0T (8W chassis)\u003c\/strong\u003e with the \u003cstrong data-start=\"331\" data-end=\"369\"\u003eSTRATEC Free-Flow Exhaust Downpipe\u003c\/strong\u003e. Designed to reduce exhaust restriction, this downpipe enhances engine efficiency and delivers a more aggressive, sport-oriented exhaust tone compared to the factory setup.\u003c\/p\u003e\n\u003cp data-start=\"544\" data-end=\"806\"\u003eConstructed from \u003cstrong data-start=\"561\" data-end=\"593\"\u003ehigh-quality stainless steel\u003c\/strong\u003e, this downpipe is built to withstand high heat and daily driving conditions while maintaining long-term durability. The \u003cstrong data-start=\"714\" data-end=\"747\"\u003efree-flow header-style design\u003c\/strong\u003e prioritizes airflow for improved response and performance.\u003c\/p\u003e\n\u003ch3 data-start=\"808\" data-end=\"824\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"825\" data-end=\"1177\"\u003e\n\u003cli data-start=\"825\" data-end=\"865\"\u003e\n\u003cp data-start=\"827\" data-end=\"865\"\u003eFits \u003cstrong data-start=\"832\" data-end=\"863\"\u003eAudi A5 2.0T 8W (2021–2023)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"866\" data-end=\"907\"\u003e\n\u003cp data-start=\"868\" data-end=\"907\"\u003e\u003cstrong data-start=\"868\" data-end=\"905\"\u003eFree-flow exhaust downpipe design\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"908\" data-end=\"979\"\u003e\n\u003cp data-start=\"910\" data-end=\"979\"\u003e\u003cstrong data-start=\"910\" data-end=\"942\"\u003eStainless steel construction\u003c\/strong\u003e for heat resistance and durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"980\" data-end=\"1033\"\u003e\n\u003cp data-start=\"982\" data-end=\"1033\"\u003eReduces exhaust backpressure and improves airflow\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1034\" data-end=\"1088\"\u003e\n\u003cp data-start=\"1036\" data-end=\"1088\"\u003eEnhances throttle response, horsepower, and torque\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1089\" data-end=\"1133\"\u003e\n\u003cp data-start=\"1091\" data-end=\"1133\"\u003eProduces a deeper, sportier exhaust tone\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1134\" data-end=\"1177\"\u003e\n\u003cp data-start=\"1136\" data-end=\"1177\"\u003ePrecision-engineered for proper fitment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1179\" data-end=\"1188\"\u003eNotes\u003c\/h3\u003e\n\u003cul data-start=\"1189\" data-end=\"1335\"\u003e\n\u003cli data-start=\"1189\" data-end=\"1230\"\u003e\n\u003cp data-start=\"1191\" data-end=\"1230\"\u003eProfessional installation recommended\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1231\" data-end=\"1285\"\u003e\n\u003cp data-start=\"1233\" data-end=\"1285\"\u003eECU tuning may be required for optimal performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1286\" data-end=\"1335\"\u003e\n\u003cp data-start=\"1288\" data-end=\"1335\"\u003eDesigned for performance-focused applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bull Boost Performance","offers":[{"title":"Default Title","offer_id":51785437544736,"sku":"721814382655","price":599.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0823\/1085\/6992\/files\/A5DOWN_130e581d-2110-476b-b894-24c1b66ec53d.jpg?v=1780682848"},{"product_id":"catless-high-flow-304-stainless-exhaust-downpipe-for-audi-rs4-rs5-2-9t","title":"Catless High Flow 304 Stainless Exhaust Downpipe for Audi RS4 RS5 2.9T","description":"\u003cp data-start=\"259\" data-end=\"581\"\u003eMaximize exhaust flow and turbo performance on your \u003cstrong data-start=\"311\" data-end=\"335\"\u003eAudi RS4 or RS5 2.9T\u003c\/strong\u003e with the \u003cstrong data-start=\"345\" data-end=\"381\"\u003eSTRATEC Straight Header Downpipe\u003c\/strong\u003e. Designed as a \u003cstrong data-start=\"397\" data-end=\"428\"\u003efree-flow, catless downpipe\u003c\/strong\u003e, this system eliminates exhaust restriction to deliver faster turbo spool, stronger throttle response, and a significantly more aggressive exhaust tone.\u003c\/p\u003e\n\u003cp data-start=\"583\" data-end=\"873\"\u003eConstructed from \u003cstrong data-start=\"600\" data-end=\"632\"\u003ehigh-quality stainless steel\u003c\/strong\u003e, this straight downpipe is built to handle high heat and boost levels, making it ideal for \u003cstrong data-start=\"724\" data-end=\"782\"\u003etrack-focused builds and high-performance applications\u003c\/strong\u003e. The simplified straight-through design prioritizes airflow efficiency and power delivery.\u003c\/p\u003e\n\u003ch3 data-start=\"875\" data-end=\"891\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"892\" data-end=\"1302\"\u003e\n\u003cli data-start=\"892\" data-end=\"936\"\u003e\n\u003cp data-start=\"894\" data-end=\"936\"\u003eFits \u003cstrong data-start=\"899\" data-end=\"934\"\u003eAudi RS4 \u0026amp; RS5 2.9T (2019–2024)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"937\" data-end=\"1011\"\u003e\n\u003cp data-start=\"939\" data-end=\"1011\"\u003e\u003cstrong data-start=\"939\" data-end=\"984\"\u003eStraight \/ catless header downpipe design\u003c\/strong\u003e for maximum exhaust flow\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1012\" data-end=\"1083\"\u003e\n\u003cp data-start=\"1014\" data-end=\"1083\"\u003e\u003cstrong data-start=\"1014\" data-end=\"1046\"\u003eStainless steel construction\u003c\/strong\u003e for durability and heat resistance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1084\" data-end=\"1129\"\u003e\n\u003cp data-start=\"1086\" data-end=\"1129\"\u003eReduces exhaust backpressure dramatically\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1130\" data-end=\"1191\"\u003e\n\u003cp data-start=\"1132\" data-end=\"1191\"\u003eImproves turbo spool, throttle response, and power output\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1192\" data-end=\"1260\"\u003e\n\u003cp data-start=\"1194\" data-end=\"1260\"\u003eProduces a louder, more aggressive motorsport-style exhaust tone\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1261\" data-end=\"1302\"\u003e\n\u003cp data-start=\"1263\" data-end=\"1302\"\u003ePerformance-focused, free-flow design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1304\" data-end=\"1313\"\u003eNotes\u003c\/h3\u003e\n\u003cul data-start=\"1314\" data-end=\"1480\"\u003e\n\u003cli data-start=\"1314\" data-end=\"1377\"\u003e\n\u003cp data-start=\"1316\" data-end=\"1377\"\u003e\u003cstrong data-start=\"1316\" data-end=\"1375\"\u003eCatless design — intended for off-road \/ track use only\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1378\" data-end=\"1419\"\u003e\n\u003cp data-start=\"1380\" data-end=\"1419\"\u003eProfessional installation recommended\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1420\" data-end=\"1480\"\u003e\n\u003cp data-start=\"1422\" data-end=\"1480\"\u003eECU tuning required for proper operation and performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bull Boost Performance","offers":[{"title":"Default Title","offer_id":51785437610272,"sku":"721814382624","price":799.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0823\/1085\/6992\/files\/CATLESS_89e10cc0-2691-4bcf-8171-1cab3a7c75a4.jpg?v=1780682849"},{"product_id":"catted-high-flow-304-stainless-exhaust-downpipe-for-audi-rs5-2-9t","title":"Catted High Flow 304 Stainless Exhaust Downpipe for Audi RS5 2.9T","description":"\u003cp data-start=\"214\" data-end=\"545\"\u003eUnlock improved performance, faster turbo response, and a more aggressive exhaust tone on your \u003cstrong data-start=\"309\" data-end=\"326\"\u003eAudi RS5 2.9T\u003c\/strong\u003e with the \u003cstrong data-start=\"336\" data-end=\"373\"\u003eSTRATEC High-Flow Catted Downpipe\u003c\/strong\u003e. Engineered to reduce exhaust backpressure while maintaining drivability, this downpipe enhances power delivery and overall engine efficiency compared to the factory unit.\u003c\/p\u003e\n\u003cp data-start=\"547\" data-end=\"798\"\u003eConstructed from \u003cstrong data-start=\"564\" data-end=\"596\"\u003ehigh-quality stainless steel\u003c\/strong\u003e, the downpipe features a \u003cstrong data-start=\"622\" data-end=\"655\"\u003ehigh-flow catalytic converter\u003c\/strong\u003e, offering a balanced upgrade that improves exhaust flow without excessive harshness. Ideal for performance street builds and spirited driving.\u003c\/p\u003e\n\u003ch3 data-start=\"800\" data-end=\"816\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"817\" data-end=\"1126\"\u003e\n\u003cli data-start=\"817\" data-end=\"855\"\u003e\n\u003cp data-start=\"819\" data-end=\"855\"\u003eFits \u003cstrong data-start=\"824\" data-end=\"853\"\u003eAudi RS5 2.9T (2019–2022)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"856\" data-end=\"896\"\u003e\n\u003cp data-start=\"858\" data-end=\"896\"\u003e\u003cstrong data-start=\"858\" data-end=\"887\"\u003eHigh-flow catted downpipe\u003c\/strong\u003e design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"897\" data-end=\"968\"\u003e\n\u003cp data-start=\"899\" data-end=\"968\"\u003e\u003cstrong data-start=\"899\" data-end=\"931\"\u003eStainless steel construction\u003c\/strong\u003e for heat resistance and durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"969\" data-end=\"1022\"\u003e\n\u003cp data-start=\"971\" data-end=\"1022\"\u003eReduces exhaust backpressure and improves airflow\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1023\" data-end=\"1074\"\u003e\n\u003cp data-start=\"1025\" data-end=\"1074\"\u003eEnhances turbo response, horsepower, and torque\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1075\" data-end=\"1126\"\u003e\n\u003cp data-start=\"1077\" data-end=\"1126\"\u003eProduces a deeper, more aggressive exhaust tone\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1128\" data-end=\"1137\"\u003eNotes\u003c\/h3\u003e\n\u003cul data-start=\"1138\" data-end=\"1284\"\u003e\n\u003cli data-start=\"1138\" data-end=\"1179\"\u003e\n\u003cp data-start=\"1140\" data-end=\"1179\"\u003eProfessional installation recommended\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1180\" data-end=\"1234\"\u003e\n\u003cp data-start=\"1182\" data-end=\"1234\"\u003eECU tuning may be required for optimal performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1235\" data-end=\"1284\"\u003e\n\u003cp data-start=\"1237\" data-end=\"1284\"\u003eDesigned for performance-focused applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bull Boost Performance","offers":[{"title":"Default Title","offer_id":51785440985376,"sku":"721814382617","price":999.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0823\/1085\/6992\/files\/CATTED_5e68b9cd-a8d2-4ddf-a6f1-ee1d4e838871.jpg?v=1780682870"},{"product_id":"single-catless-high-flow-stainless-exhaust-downpipe-for-a4-a5-q5-b9-5-2-0t","title":"Single Catless High Flow Stainless Exhaust Downpipe for A4 A5 Q5 B9.5 2.0T","description":"\u003cp data-start=\"219\" data-end=\"542\"\u003eUpgrade exhaust flow, throttle response, and overall performance on your \u003cstrong data-start=\"314\" data-end=\"346\"\u003eAudi A4, A5, or Q5 B9.5 2.0T\u003c\/strong\u003e with the \u003cstrong data-start=\"356\" data-end=\"399\"\u003eSTRATEC Stainless Steel Single Downpipe\u003c\/strong\u003e. Designed to reduce exhaust restriction, this downpipe improves engine efficiency and delivers a sharper, sportier exhaust tone compared to the factory unit.\u003c\/p\u003e\n\u003cp data-start=\"559\" data-end=\"829\"\u003eConstructed from \u003cstrong data-start=\"576\" data-end=\"608\"\u003ehigh-quality stainless steel\u003c\/strong\u003e, the downpipe features an \u003cstrong data-start=\"635\" data-end=\"661\"\u003eintegrated heat shield\u003c\/strong\u003e to help manage engine bay temperatures and protect surrounding components from excessive heat. Precision-formed tubing ensures smooth airflow and long-term durability.\u003c\/p\u003e\n\u003ch3 data-start=\"831\" data-end=\"847\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"848\" data-end=\"1228\"\u003e\n\u003cli data-start=\"848\" data-end=\"900\"\u003e\n\u003cp data-start=\"850\" data-end=\"900\"\u003eFits \u003cstrong data-start=\"855\" data-end=\"898\"\u003eAudi A4 \/ A5 \/ Q5 B9.5 2.0T (2021–2024)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"901\" data-end=\"957\"\u003e\n\u003cp data-start=\"903\" data-end=\"957\"\u003e\u003cstrong data-start=\"903\" data-end=\"929\"\u003eSingle downpipe design\u003c\/strong\u003e for improved exhaust flow\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"958\" data-end=\"1029\"\u003e\n\u003cp data-start=\"960\" data-end=\"1029\"\u003e\u003cstrong data-start=\"960\" data-end=\"992\"\u003eStainless steel construction\u003c\/strong\u003e for heat resistance and durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1030\" data-end=\"1083\"\u003e\n\u003cp data-start=\"1032\" data-end=\"1083\"\u003e\u003cstrong data-start=\"1032\" data-end=\"1058\"\u003eIntegrated heat shield\u003c\/strong\u003e for thermal protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1084\" data-end=\"1139\"\u003e\n\u003cp data-start=\"1086\" data-end=\"1139\"\u003eReduces backpressure and improves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1140\" data-end=\"1189\"\u003e\n\u003cp data-start=\"1142\" data-end=\"1189\"\u003eEnhances horsepower, torque, and exhaust tone\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1190\" data-end=\"1228\"\u003e\n\u003cp data-start=\"1192\" data-end=\"1228\"\u003eDirect bolt-on performance upgrade\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1230\" data-end=\"1239\"\u003eNotes\u003c\/h3\u003e\n\u003cul data-start=\"1240\" data-end=\"1386\"\u003e\n\u003cli data-start=\"1240\" data-end=\"1281\"\u003e\n\u003cp data-start=\"1242\" data-end=\"1281\"\u003eProfessional installation recommended\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1282\" data-end=\"1336\"\u003e\n\u003cp data-start=\"1284\" data-end=\"1336\"\u003eECU tuning may be required for optimal performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1337\" data-end=\"1386\"\u003e\n\u003cp data-start=\"1339\" data-end=\"1386\"\u003eDesigned for performance-focused applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bull Boost Performance","offers":[{"title":"Default Title","offer_id":51785527132448,"sku":"721814382662","price":549.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0823\/1085\/6992\/files\/A5SINGLE_6c504d72-7998-4b49-b0c7-6fbc9def5ad1.jpg?v=1780683532"},{"product_id":"single-oem-stainless-exhaust-downpipe-for-a4-a5-q5-b9-5-2-0t","title":"Single OEM Stainless Exhaust Downpipe for A4 A5 Q5 B9.5 2.0T","description":"\u003cp data-start=\"235\" data-end=\"536\"\u003eMaintain factory drivability while refreshing or upgrading your exhaust system with the \u003cstrong data-start=\"323\" data-end=\"368\"\u003eSTRATEC OEM-Style Catted Exhaust Downpipe\u003c\/strong\u003e for \u003cstrong data-start=\"373\" data-end=\"404\"\u003eAudi A4, A5, and Q5 B9 2.0T\u003c\/strong\u003e models. Designed to match OEM fitment and function, this downpipe provides reliable performance with a direct bolt-on installation.\u003c\/p\u003e\n\u003cp data-start=\"538\" data-end=\"836\"\u003eConstructed from \u003cstrong data-start=\"555\" data-end=\"587\"\u003ehigh-quality stainless steel\u003c\/strong\u003e, the downpipe features an \u003cstrong data-start=\"614\" data-end=\"648\"\u003eintegrated catalytic converter\u003c\/strong\u003e, helping maintain smooth operation, proper exhaust flow, and emissions-conscious performance similar to the factory unit. Ideal as a replacement or mild upgrade for daily-driven vehicles.\u003c\/p\u003e\n\u003ch3 data-start=\"838\" data-end=\"854\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"855\" data-end=\"1175\"\u003e\n\u003cli data-start=\"855\" data-end=\"905\"\u003e\n\u003cp data-start=\"857\" data-end=\"905\"\u003eFits \u003cstrong data-start=\"862\" data-end=\"903\"\u003eAudi A4 \/ A5 \/ Q5 B9 2.0T (2017–2021)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"906\" data-end=\"946\"\u003e\n\u003cp data-start=\"908\" data-end=\"946\"\u003e\u003cstrong data-start=\"908\" data-end=\"937\"\u003eOEM-style catted downpipe\u003c\/strong\u003e design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"947\" data-end=\"985\"\u003e\n\u003cp data-start=\"949\" data-end=\"985\"\u003e\u003cstrong data-start=\"949\" data-end=\"983\"\u003eIntegrated catalytic converter\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"986\" data-end=\"1062\"\u003e\n\u003cp data-start=\"988\" data-end=\"1062\"\u003e\u003cstrong data-start=\"988\" data-end=\"1020\"\u003eStainless steel construction\u003c\/strong\u003e for durability and corrosion resistance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1063\" data-end=\"1118\"\u003e\n\u003cp data-start=\"1065\" data-end=\"1118\"\u003eMaintains factory-like exhaust tone and drivability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1119\" data-end=\"1175\"\u003e\n\u003cp data-start=\"1121\" data-end=\"1175\"\u003eDirect bolt-on replacement using OEM mounting points\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1177\" data-end=\"1186\"\u003eNotes\u003c\/h3\u003e\n\u003cul data-start=\"1187\" data-end=\"1329\"\u003e\n\u003cli data-start=\"1187\" data-end=\"1228\"\u003e\n\u003cp data-start=\"1189\" data-end=\"1228\"\u003eProfessional installation recommended\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1229\" data-end=\"1285\"\u003e\n\u003cp data-start=\"1231\" data-end=\"1285\"\u003eDesigned as an OEM-style replacement or mild upgrade\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1286\" data-end=\"1329\"\u003e\n\u003cp data-start=\"1288\" data-end=\"1329\"\u003eCompatible with factory exhaust systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bull Boost Performance","offers":[{"title":"Default Title","offer_id":51785528344864,"sku":"721814382679","price":799.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0823\/1085\/6992\/files\/oem_a57e42a5-48f2-4ebe-ba81-532cc1140330.jpg?v=1780683534"},{"product_id":"stainless-304-valved-catback-exhaust-system-for-audi-rs4-rs5-b9-b9-5-2-9t","title":"Stainless 304 Valved Catback Exhaust System for Audi RS4 RS5 B9 B9.5 2.9T","description":"\u003cp data-start=\"225\" data-end=\"586\"\u003eEnhance sound, performance, and durability on your \u003cstrong data-start=\"276\" data-end=\"300\"\u003eAudi RS4 or RS5 2.9T\u003c\/strong\u003e with the \u003cstrong data-start=\"310\" data-end=\"372\"\u003eSTRATEC 304 Stainless Steel Valved Cat-Back Exhaust System\u003c\/strong\u003e. Engineered for drivers who want aggressive sound on demand with everyday refinement, this system delivers a powerful motorsport-inspired exhaust note when valves are open and a quieter, OEM-like tone when closed.\u003c\/p\u003e\n\u003cp data-start=\"588\" data-end=\"918\"\u003eConstructed from \u003cstrong data-start=\"605\" data-end=\"641\"\u003ehigh-quality 304 stainless steel\u003c\/strong\u003e, this exhaust offers excellent heat resistance, corrosion protection, and long-term reliability while remaining lighter than the factory exhaust. The \u003cstrong data-start=\"792\" data-end=\"817\"\u003evalved muffler design\u003c\/strong\u003e provides instant sound control, making it ideal for both daily driving and spirited performance use.\u003c\/p\u003e\n\u003chr data-start=\"920\" data-end=\"923\"\u003e\n\u003ch3 data-start=\"925\" data-end=\"941\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"942\" data-end=\"1392\"\u003e\n\u003cli data-start=\"942\" data-end=\"984\"\u003e\n\u003cp data-start=\"944\" data-end=\"984\"\u003eFits \u003cstrong data-start=\"949\" data-end=\"982\"\u003eAudi RS4 \u0026amp; RS5 B9 \/ B9.5 2.9T\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"985\" data-end=\"1054\"\u003e\n\u003cp data-start=\"987\" data-end=\"1054\"\u003e\u003cstrong data-start=\"987\" data-end=\"1023\"\u003e304 stainless steel construction\u003c\/strong\u003e for durability and longevity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1055\" data-end=\"1121\"\u003e\n\u003cp data-start=\"1057\" data-end=\"1121\"\u003e\u003cstrong data-start=\"1057\" data-end=\"1091\"\u003eValved cat-back exhaust system\u003c\/strong\u003e with adjustable sound modes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1122\" data-end=\"1179\"\u003e\n\u003cp data-start=\"1124\" data-end=\"1179\"\u003eAggressive, performance-focused tone with valves open\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1180\" data-end=\"1227\"\u003e\n\u003cp data-start=\"1182\" data-end=\"1227\"\u003eQuiet, refined operation with valves closed\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1228\" data-end=\"1275\"\u003e\n\u003cp data-start=\"1230\" data-end=\"1275\"\u003eImproves exhaust flow and throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1276\" data-end=\"1330\"\u003e\n\u003cp data-start=\"1278\" data-end=\"1330\"\u003ePrecision TIG-welded for strength and clean finish\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1331\" data-end=\"1392\"\u003e\n\u003cp data-start=\"1333\" data-end=\"1392\"\u003eDirect bolt-on installation using factory mounting points\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1394\" data-end=\"1397\"\u003e\n\u003ch3 data-start=\"1399\" data-end=\"1414\"\u003eSound Modes\u003c\/h3\u003e\n\u003cul data-start=\"1415\" data-end=\"1549\"\u003e\n\u003cli data-start=\"1415\" data-end=\"1484\"\u003e\n\u003cp data-start=\"1417\" data-end=\"1484\"\u003e\u003cstrong data-start=\"1417\" data-end=\"1433\"\u003eValves Open:\u003c\/strong\u003e Loud, deep, and motorsport-inspired exhaust note\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1485\" data-end=\"1549\"\u003e\n\u003cp data-start=\"1487\" data-end=\"1549\"\u003e\u003cstrong data-start=\"1487\" data-end=\"1505\"\u003eValves Closed:\u003c\/strong\u003e Refined, OEM-like sound for daily driving\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bull Boost Performance","offers":[{"title":"NO (I want the 30 day standard warranty) \/ NO (I want the standard STRATEC logo)","offer_id":51796157661472,"sku":"721814382648","price":1999.95,"currency_code":"USD","in_stock":true},{"title":"NO (I want the 30 day standard warranty) \/ YES (+$95.00)","offer_id":51796157694240,"sku":"721814382648-CUSTOMLOGO95","price":2094.95,"currency_code":"USD","in_stock":true},{"title":"YES (+$144.00) \/ NO (I want the standard STRATEC logo)","offer_id":51796157727008,"sku":"721814382648-WARRANTY144","price":2143.95,"currency_code":"USD","in_stock":true},{"title":"YES (+$144.00) \/ YES (+$95.00)","offer_id":51796157759776,"sku":"721814382648-WARRANTY144-CUSTOMLOGO95","price":2238.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0823\/1085\/6992\/files\/304BLACK.jpg?v=1780752106"},{"product_id":"titanium-valved-catback-exhaust-system-for-audi-rs4-rs5-b9-b9-5-2-9t","title":"Titanium Valved Catback Exhaust System for Audi RS4 RS5 B9 B9.5 2.9T","description":"\u003cp data-start=\"231\" data-end=\"592\"\u003eUpgrade sound, performance, and weight reduction on your \u003cstrong data-start=\"288\" data-end=\"312\"\u003eAudi RS4 or RS5 2.9T\u003c\/strong\u003e with the \u003cstrong data-start=\"322\" data-end=\"373\"\u003eSTRATEC Titanium Valved Cat-Back Exhaust System\u003c\/strong\u003e. Engineered for enthusiasts who demand premium materials and adjustable sound control, this system delivers an aggressive, motorsport-inspired exhaust tone when valves are open and refined, quiet operation when closed.\u003c\/p\u003e\n\u003cp data-start=\"594\" data-end=\"926\"\u003eConstructed from \u003cstrong data-start=\"611\" data-end=\"646\"\u003ehigh-grade lightweight titanium\u003c\/strong\u003e, this cat-back exhaust offers significant weight savings over stainless steel while providing excellent heat resistance and long-term durability. The \u003cstrong data-start=\"797\" data-end=\"822\"\u003evalved muffler design\u003c\/strong\u003e allows on-demand sound adjustment, making it ideal for both daily driving and spirited performance use.\u003c\/p\u003e\n\u003chr data-start=\"928\" data-end=\"931\"\u003e\n\u003ch3 data-start=\"933\" data-end=\"949\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"950\" data-end=\"1392\"\u003e\n\u003cli data-start=\"950\" data-end=\"992\"\u003e\n\u003cp data-start=\"952\" data-end=\"992\"\u003eFits \u003cstrong data-start=\"957\" data-end=\"990\"\u003eAudi RS4 \u0026amp; RS5 B9 \/ B9.5 2.9T\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"993\" data-end=\"1056\"\u003e\n\u003cp data-start=\"995\" data-end=\"1056\"\u003e\u003cstrong data-start=\"995\" data-end=\"1025\"\u003eFull titanium construction\u003c\/strong\u003e for extreme weight reduction\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1057\" data-end=\"1123\"\u003e\n\u003cp data-start=\"1059\" data-end=\"1123\"\u003e\u003cstrong data-start=\"1059\" data-end=\"1093\"\u003eValved cat-back exhaust system\u003c\/strong\u003e with adjustable sound modes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1124\" data-end=\"1181\"\u003e\n\u003cp data-start=\"1126\" data-end=\"1181\"\u003eAggressive, high-energy exhaust tone with valves open\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1182\" data-end=\"1225\"\u003e\n\u003cp data-start=\"1184\" data-end=\"1225\"\u003eQuiet, refined sound with valves closed\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1226\" data-end=\"1273\"\u003e\n\u003cp data-start=\"1228\" data-end=\"1273\"\u003eImproves exhaust flow and throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1274\" data-end=\"1330\"\u003e\n\u003cp data-start=\"1276\" data-end=\"1330\"\u003ePrecision TIG-welded for strength and premium finish\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1331\" data-end=\"1392\"\u003e\n\u003cp data-start=\"1333\" data-end=\"1392\"\u003eDirect bolt-on installation using factory mounting points\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1394\" data-end=\"1397\"\u003e\n\u003ch3 data-start=\"1399\" data-end=\"1414\"\u003eSound Modes\u003c\/h3\u003e\n\u003cul data-start=\"1415\" data-end=\"1549\"\u003e\n\u003cli data-start=\"1415\" data-end=\"1485\"\u003e\n\u003cp data-start=\"1417\" data-end=\"1485\"\u003e\u003cstrong data-start=\"1417\" data-end=\"1433\"\u003eValves Open:\u003c\/strong\u003e Loud, sharp, and performance-focused exhaust note\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1486\" data-end=\"1549\"\u003e\n\u003cp data-start=\"1488\" data-end=\"1549\"\u003e\u003cstrong data-start=\"1488\" data-end=\"1506\"\u003eValves Closed:\u003c\/strong\u003e Refined, OEM-like tone for daily driving\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bull Boost Performance","offers":[{"title":"NO (I want the 30 day standard warranty) \/ NO (I want the standard STRATEC logo)","offer_id":51796157432096,"sku":"721814382631","price":2799.95,"currency_code":"USD","in_stock":true},{"title":"NO (I want the 30 day standard warranty) \/ YES (+$95.00)","offer_id":51796157464864,"sku":"721814382631-CUSTOMLOGO95","price":2894.95,"currency_code":"USD","in_stock":true},{"title":"YES (+$144.00) \/ NO (I want the standard STRATEC logo)","offer_id":51796157497632,"sku":"721814382631-WARRANTY144","price":2943.95,"currency_code":"USD","in_stock":true},{"title":"YES (+$144.00) \/ YES (+$95.00)","offer_id":51796157530400,"sku":"721814382631-WARRANTY144-CUSTOMLOGO95","price":3038.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0823\/1085\/6992\/files\/TITAN_3beb8b80-626a-4f67-a8fd-852f2943bb29.jpg?v=1780752103"}],"url":"https:\/\/www.stratecsystems.com\/collections\/audi-rs5-s5-a5.oembed","provider":"STRATEC SYSTEMS","version":"1.0","type":"link"}