{"product_id":"milltek-80mm-non-resonated-opf-back-exhaust-audi-s8-d5-carbon-fibre-tips-ssxau952","title":"80mm Non-Resonated OPF-Back Exhaust | Audi S8 D5 - Carbon Fibre Tips | Milltek","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eMilltek 80mm Cat Back Non-Resonated OPF-Back Exhaust System for Audi D5 S8 4.0 TFSI V8 (2020+). Direct factory fitment replacement engineered to amplify full-throttle character while maintaining OEM+ installation compatibility.\u003c\/p\u003e\n\u003cp\u003eT304L stainless steel construction with 80mm mandrel-bent piping and hand-finished JET-115 carbon trim options. Non-resonated design eliminates mid-range resonance for a pronounced, unfiltered exhaust note across the rev range. Decibel-tested for full-load acoustic signature.\u003c\/p\u003e\n\u003ch2\u003eDetails\u003c\/h2\u003e\n\u003ch3\u003eFitment Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAudi S8 D5 4.0 TFSI V8 Saloon (2020 and later)\u003c\/li\u003e\n\u003cli\u003eStandard and Long Wheelbase variants\u003c\/li\u003e\n\u003cli\u003eOPF-back configuration (secondary cat and particulate filter delete)\u003c\/li\u003e\n\u003cli\u003eUses OEM hangers and mounting points - no modification required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e Engineered for track and closed-course use; verify local emissions compliance before street deployment. \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":68005561401646,"sku":"SSXAU952","price":6175.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0878\/1719\/1726\/files\/SSXAU952_1.jpg?v=1794452113","url":"https:\/\/shopicwp.com\/products\/milltek-80mm-non-resonated-opf-back-exhaust-audi-s8-d5-carbon-fibre-tips-ssxau952","provider":"Inner Circle Wheels and Performance","version":"1.0","type":"link"}