{"product_id":"milltek-resonated-cat-back-exhaust-audi-s3-8v-sportback-polished-tips-ssxau421","title":"Resonated Cat-Back Exhaust | Audi S3 8V Sportback - Polished Tips | Milltek","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eMilltek Resonated Cat-Back Exhaust System for Audi S3 8V\/8V.2 Sportback (Non-GPF). Direct factory fitment replacement using OEM hangers and valve motor integration-no modification required. Hand-finished T304L stainless steel construction with mandrel-bent piping and quad round polished trims. This resonated configuration delivers engineered tone while minimizing highway drone, preserving OE backpressure characteristics.\u003c\/p\u003e\n\u003cp\u003eT304Lstainless steel construction ensures corrosion resistance through harsh conditions. Precision CNC-formed components and hand-finished welds throughout. Decibel-tested for balanced acoustic character. Requires OE valve motor from your original exhaust for full compatibility.\u003c\/p\u003e\n\u003ch2\u003eDetails\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAudi S3 8V Sportback (2013-2018)\u003c\/li\u003e\n\u003cli\u003eAudi S3 8V.2 Sportback (2013-2018, non-GPF models)\u003c\/li\u003e\n\u003cli\u003eUses existing OEM mounting points and hangers\u003c\/li\u003e\n\u003cli\u003eOE valve motor integration required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e Every system is dyno-tested and EC-approved for quality assurance. \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\u003ch2\u003eFitment\u003c\/h2\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":68005515624750,"sku":"SSXAU421","price":2362.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0878\/1719\/1726\/files\/SSXAU421_1.jpg?v=1794451665","url":"https:\/\/shopicwp.com\/products\/milltek-resonated-cat-back-exhaust-audi-s3-8v-sportback-polished-tips-ssxau421","provider":"Inner Circle Wheels and Performance","version":"1.0","type":"link"}