{"product_id":"milltek-resonated-cat-back-exhaust-for-audi-b8-a4-2-0-tfsi-polished-tips-ssxau249","title":"Milltek Resonated Cat-Back Exhaust for Audi B8 A4 2.0 TFSI, Polished Tips","description":"\u003cp\u003eMilltek Resonated Cat-Back Exhaust System for Audi B8 A4 2.0 TFSI S-Line (manual transmission). Direct factory fitment replacement using OEM hangers, no modification required. 70mm mandrel-bent T304L stainless steel construction with quad-outlet GT80 polished trims and resonated design for engineered OE+ tone character.\u003c\/p\u003e\n\u003cp\u003eThe 70mm pipe diameter delivers optimized exhaust flow with measurable performance gains. Resonated chamber tuning eliminates drone while preserving full-throttle character. Hand-finished T304L stainless steel body resists corrosion and thermal cycling. Uses factory mounting points and valve compatibility with OEM systems. Decibel-tested for street-legal operation.\u003c\/p\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAudi B8 A4 Sedan 2.0 TFSI S-Line\u003c\/li\u003e\n\u003cli\u003eAudi B8 A4 Avant 2.0 TFSI S-Line\u003c\/li\u003e\n\u003cli\u003eManual transmission models (automatic fitment available separately)\u003c\/li\u003e\n\u003cli\u003eDirect cat-back system: retains factory cats and secondary cats\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\u003e2008-2009 Audi A4 Cabriolet\u003c\/li\u003e\n\u003cli\u003e2008-2014 Audi A4 Base\u003c\/li\u003e\n\u003cli\u003e2015 Audi A4 Premium\u003c\/li\u003e\n\u003cli\u003e2015 Audi A4 Premium Plus\u003c\/li\u003e\n\u003cli\u003e2015 Audi A4 Prestige\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":60150505996574,"sku":"MILSSXAU249","price":2310.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/7965\/3406\/files\/SSXAU249_1.jpg?v=1791251210","url":"https:\/\/shop.signatureautohaus.com\/products\/milltek-resonated-cat-back-exhaust-for-audi-b8-a4-2-0-tfsi-polished-tips-ssxau249","provider":"Signature Autohaus","version":"1.0","type":"link"}