{"product_id":"milltek-non-resonated-cat-back-exhaust-b9-audi-s5-3-0-v6-sport-diff-with-brace-bars","title":"Milltek Non-Resonated Cat-Back Exhaust | B9 Audi S5 3.0 V6 (Sport Diff with Brace Bars)","description":"\u003cp\u003eDirect factory fitment non-resonated cat-back exhaust for Audi B9 S5 with Sports Differential and Factory Brace Bars. Hand-finished T304L stainless steel system engineered to deliver maximum sound character and performance gains on closed-course and track applications.\u003c\/p\u003e\u003cp\u003eMandrel-bent 2.5\" diameter piping with CNC-formed quad polished tips. Direct bolt-on replacement using OEM hangers and mounting points - no modification required. Non-resonated design eliminates mid-range drone characteristic of resonated systems, delivering full-throttle engagement across the entire powerband.\u003c\/p\u003e\u003ch3\u003eFitment \u0026amp; Configuration\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAudi S5 B9 3.0 V6 Turbo Coupe - Sport Differential models WITH Brace Bars, LHD only (2017 and later)\u003c\/li\u003e\n\u003cli\u003eAudi S5 B9 3.0 V6 Turbo Sportback - Sport Differential models WITH Brace Bars, LHD only (2017 and later)\u003c\/li\u003e\n\u003cli\u003eCat-back system: factory cat retention, OEM+ fitment\u003c\/li\u003e\n\u003cli\u003eHand-finished and decibel-tested for engineered tone character\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eDesigned and manufactured in the UK with 40+ years of performance exhaust heritage.\u003c\/p\u003e","brand":"Milltek Sport","offers":[{"title":"Polished","offer_id":50212860297354,"sku":"MTK.SSXAU1113","price":3507.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0688\/4599\/4122\/files\/ssxau1113.jpg?v=1789577197","url":"https:\/\/www.sbxperformance.com\/products\/milltek-non-resonated-cat-back-exhaust-b9-audi-s5-3-0-v6-sport-diff-with-brace-bars","provider":"SBX Performance","version":"1.0","type":"link"}