{"product_id":"milltek-non-resonated-cat-back-exhaust-for-audi-b7-a4-2-0-tfsi-quattro-gt-tips-ssxau515","title":"Milltek Non-Resonated Cat-Back Exhaust for Audi B7 A4 2.0 TFSI Quattro, GT Tips","description":"\u003cp\u003eMilltek Non-Resonated Cat-Back Exhaust System for Audi B7 A4 2.0 TFSI Quattro and DTM (manual models). This 2.50\" mandrel-bent system replaces the factory cat-back in its entirety, delivering engineered tone character and measurable exhaust flow gains without resonance chambers.\u003c\/p\u003e\n\u003cp\u003eHand-finished T304L stainless steel construction with CNC-formed GT100 polished trim tips. Direct factory fitment using OEM hangers-no modification required. Non-resonated design eliminates stock muffler resonance points, unlocking the engine's full acoustic signature across the rev range.\u003c\/p\u003e\n\u003ch3\u003eFitment \u0026amp; Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAudi B7 A4 2.0 TFSI Quattro (manual transmission)\u003c\/li\u003e\n\u003cli\u003eAudi B7 A4 DTM (manual transmission)\u003c\/li\u003e\n\u003cli\u003ePipe diameter: 2.50\" (63.5mm) mandrel-bent\u003c\/li\u003e\n\u003cli\u003eMaterial: T304L stainless steel, hand-finished\u003c\/li\u003e\n\u003cli\u003eResonance: Non-resonated (track-focused tone character)\u003c\/li\u003e\n\u003cli\u003eTips: GT100 polished stainless steel\u003c\/li\u003e\n\u003cli\u003eInstallation: Direct replacement, OEM hanger compatible\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\u003e2005-2008 Audi A4 Base\u003c\/li\u003e\n\u003cli\u003e2005-2008 Audi A4 Cabriolet\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":60150549479710,"sku":"MILSSXAU515","price":1678.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/7965\/3406\/files\/SSXAU515_1.jpg?v=1791252130","url":"https:\/\/shop.signatureautohaus.com\/products\/milltek-non-resonated-cat-back-exhaust-for-audi-b7-a4-2-0-tfsi-quattro-gt-tips-ssxau515","provider":"Signature Autohaus","version":"1.0","type":"link"}