{"product_id":"milltek-race-non-resonated-cat-back-exhaust-for-audi-b8-s5-polished-tips-ssxau265","title":"Milltek Race Non-Resonated Cat-Back Exhaust for Audi B8 S5, Polished Tips","description":"\u003cp\u003eThe Milltek Race Non-Resonated Cat-Back Exhaust System is engineered for the Audi B8 S5 3.0 TFSI Coupe and Cabriolet. This direct factory-fit system replaces the OEM exhaust with a 2.37\" (60.30mm) mandrel-bent T304L stainless steel design, delivering enhanced flow, dyno-proven performance gains, and a fully open, aggressive sound character.\u003c\/p\u003e\n\u003cp\u003eHand-finished T304L stainless steel construction with quad polished outlet trims. Uses OEM hangers and mounting points-no modification required. The non-resonated design eliminates the factory resonance chamber for maximum acoustic expression at full throttle, making this the loudest cat-back option available for the B8 S5. Engineered for closed-course and track use; street legality may vary by jurisdiction.\u003c\/p\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAudi S5 B8 Coupe (3.0 TFSI, 2009-2011)\u003c\/li\u003e\n\u003cli\u003eAudi S5 B8 Cabriolet (3.0 TFSI, 2009-2011)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePipe Diameter: 2.37\" \/ 60.30mm, mandrel-bent\u003c\/li\u003e\n\u003cli\u003eMaterial: T304L stainless steel, hand-finished\u003c\/li\u003e\n\u003cli\u003eResonated: No (race-spec, non-resonated)\u003c\/li\u003e\n\u003cli\u003eOutlet Style: Quad polished trims\u003c\/li\u003e\n\u003cli\u003eFitment Type: Cat-back, direct OEM replacement\u003c\/li\u003e\n\u003c\/ul\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\u003e2009-2011 Audi S5 Base\u003c\/li\u003e\n\u003cli\u003e2010-2011 Audi S5 Cabriolet\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":60150506455326,"sku":"MILSSXAU265","price":2851.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/7965\/3406\/files\/SSXAU265_1.jpg?v=1791251292","url":"https:\/\/shop.signatureautohaus.com\/products\/milltek-race-non-resonated-cat-back-exhaust-for-audi-b8-s5-polished-tips-ssxau265","provider":"Signature Autohaus","version":"1.0","type":"link"}