{"product_id":"milltek-non-resonated-cat-back-exhaust-audi-b9-s4-s5-cerakote-black-tips-ssxau705","title":"Non-Resonated Cat-Back Exhaust | Audi B9 S4 S5 - Cerakote Black Tips | Milltek","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe Milltek 2.50\" Non-Resonated Cat-Back Exhaust System is engineered for the Audi B9 S4 and S5 3.0 V6 Turbo, delivering enhanced exhaust flow, dyno-proven performance gains, and an aggressive engineered tone. Direct factory fitment-no modification required.\u003c\/p\u003e\n\u003cp\u003eConstructed from T304L stainless steel and hand-finished with quad Cerakote Black oval tips, this non-resonated system is mandrel-bent throughout for maximum flow efficiency. The 2.50\" (63.50mm) bore eliminates resonance peaks at cruise and full-throttle operation points, allowing the signature V6 turbo character to dominate across the RPM range. OEM hangers and direct bolt-on fitment ensure seamless installation on compatible platforms.\u003c\/p\u003e\n\u003ch2\u003eDetails\u003c\/h2\u003e\n\u003ch3\u003eFitment Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAudi S4 B9 Saloon\/Sedan (2016+) - Sport Differential models, without brace bars\u003c\/li\u003e\n\u003cli\u003eAudi S5 B9 Sportback (2017+) - Sport Differential models, without brace bars\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e Manufactured with precision-engineered specifications and delivered with the confidence of a globally recognized performance brand. \u003c\/p\u003e\n\u003cp\u003eDesigned and manufactured in the UK with 40+ years of performance exhaust heritage. Tested at the Nurburgring.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":68005547376942,"sku":"SSXAU705","price":3392.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0878\/1719\/1726\/files\/SSXAU705_1.jpg?v=1794451927","url":"https:\/\/shopicwp.com\/products\/milltek-non-resonated-cat-back-exhaust-audi-b9-s4-s5-cerakote-black-tips-ssxau705","provider":"Inner Circle Wheels and Performance","version":"1.0","type":"link"}