{"product_id":"milltek-non-resonated-cat-back-exhaust-for-audi-b8-5-s5-polished-tips-ssxau409","title":"Milltek Non-Resonated Cat-Back Exhaust for Audi B8.5 S5, Polished Tips","description":"\u003cp\u003eMilltek Non-Resonated Cat-Back Exhaust System for the Audi B8.5 S5 Coupe and Cabriolet (3.0 TFSI). Direct factory fitment using OEM hangers; no modification required. Replaces the complete cat-back section from the secondary catalytic converter rearward.\u003c\/p\u003e\n\u003cp\u003eConstructed from T304L stainless steel with 2.37\" (60.30mm) mandrel-bent piping. Hand-finished polished quad outlet trims. The non-resonated design eliminates the OEM resonance chamber, delivering an engineered tone that emphasizes full-throttle character without drone at cruise. Uses the factory valve location for OEM valve compatibility where equipped.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2.37\" mandrel-bent T304L stainless steel construction\u003c\/li\u003e\n\u003cli\u003eDirect cat-back fitment (secondary cats to tailpipe)\u003c\/li\u003e\n\u003cli\u003eHand-finished polished quad outlet trims\u003c\/li\u003e\n\u003cli\u003eOEM+ installation using factory hangers\u003c\/li\u003e\n\u003cli\u003eNon-resonated for road and track use\u003c\/li\u003e\n\u003cli\u003eDyno-proven flow improvement over OEM\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e Engineered to Exhilarate. \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\u003e2011-2013 Audi S5 Cabriolet\u003c\/li\u003e\n\u003cli\u003e2011-2016 Audi S5 Base\u003c\/li\u003e\n\u003cli\u003e2014-2016 Audi S5 Premium Plus\u003c\/li\u003e\n\u003cli\u003e2014-2016 Audi S5 Prestige\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":60150520119582,"sku":"MILSSXAU409","price":2945.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/7965\/3406\/files\/SSXAU409_1.jpg?v=1791251679","url":"https:\/\/shop.signatureautohaus.com\/products\/milltek-non-resonated-cat-back-exhaust-for-audi-b8-5-s5-polished-tips-ssxau409","provider":"Signature Autohaus","version":"1.0","type":"link"}