{"product_id":"milltek-80mm-resonated-opf-back-exhaust-for-audi-d5-s8-v8-brushed-titanium-tips-ssxau945","title":"Milltek 80mm Resonated OPF-Back Exhaust for Audi D5 S8 V8, Brushed Titanium Tips","description":"\u003cp\u003eMilltek 80mm Cat Back Resonated OPF-Back Exhaust System for Audi D5 S8 4.0 TFSI V8 (2020+). Direct factory fitment replacement engineered to deliver OE+ sound character with improved exhaust flow dynamics. Uses OEM hangers and mounting points-no modification required.\u003c\/p\u003e\n\u003cp\u003eHand-finished T304L stainless steel construction with 80mm (3.15\") mandrel-bent tubing. Resonated design eliminates drone while preserving full-throttle engagement across the power band. Supplied with GT-115 titanium-finish trim tailpipes. Decibel-tested for European road compliance.\u003c\/p\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAudi D5 S8 4.0 TFSI V8 Saloon\/Sedan 2020 onwards (standard wheelbase)\u003c\/li\u003e\n\u003cli\u003eOPF-back configuration (replaces factory OPF unit rearward)\u003c\/li\u003e\n\u003cli\u003eDirect replacement-uses factory hanger points\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e Every system is dyno-tested and EC-approved before shipment. \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\u003ch3\u003eVehicle fitment\u003c\/h3\u003e\n\u003cul class=\"fitment-list\"\u003e\n\u003cli\u003e2020-2026 Audi S8 Base\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":60150640869662,"sku":"MILSSXAU945","price":7390.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/7965\/3406\/files\/SSXAU945_1.jpg?v=1791254074","url":"https:\/\/shop.signatureautohaus.com\/products\/milltek-80mm-resonated-opf-back-exhaust-for-audi-d5-s8-v8-brushed-titanium-tips-ssxau945","provider":"Signature Autohaus","version":"1.0","type":"link"}