{"product_id":"milltek-resonated-cat-back-exhaust-for-audi-b9-s4-s5-polished-tips-ssxau698-ssxau698","title":"Milltek Resonated Cat-Back Exhaust for Audi B9 S4 S5, Polished Tips (SSXAU698)","description":"\u003cp\u003eMilltek Resonated Cat-Back Exhaust System for Audi B9 S4 and S5 (3.0 V6 Turbo). Direct factory fitment for Sport Differential models without brace bars, 2016+ S4 Sedan\/Avant and 2017+ S5 Sportback. 2.50\" mandrel-bent T304L stainless steel with quad polished oval trims and resonated chamber for OE+ tone character.\u003c\/p\u003e\n\u003cp\u003eHand-finished T304L stainless construction with CNC-formed resonator optimizes exhaust scavenging while maintaining a composed, engineered note. Uses OEM hangers and mounting points - no modification required. Direct replacement for factory cat-back system.\u003c\/p\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAudi B9 S4 Sedan\/Avant (Sport Differential only, without brace bars) - 2016 and later\u003c\/li\u003e\n\u003cli\u003eAudi B9 S5 Sportback (Sport Differential only, without brace bars) - 2017 and later\u003c\/li\u003e\n\u003cli\u003eEngine: 3.0L Twin-Turbo V6 (EA839)\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\u003e2016 Audi S4 Base\u003c\/li\u003e\n\u003cli\u003e2016 Audi S4 Premium Plus\u003c\/li\u003e\n\u003cli\u003e2016 Audi S4 Prestige\u003c\/li\u003e\n\u003cli\u003e2017-2023 Audi S5 Base\u003c\/li\u003e\n\u003cli\u003e2018-2024 Audi S4 Base\u003c\/li\u003e\n\u003cli\u003e2018-2025 Audi S4 Premium Plus\u003c\/li\u003e\n\u003cli\u003e2018-2025 Audi S4 Prestige\u003c\/li\u003e\n\u003cli\u003e2018-2025 Audi S5 Premium Plus\u003c\/li\u003e\n\u003cli\u003e2018-2025 Audi S5 Prestige\u003c\/li\u003e\n\u003cli\u003e2019-2025 Audi S4 Premium\u003c\/li\u003e\n\u003cli\u003e2019-2025 Audi S5 Premium\u003c\/li\u003e\n\u003cli\u003e2026 Audi S4 Base\u003c\/li\u003e\n\u003cli\u003e2026 Audi S5 Base\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":60150601744670,"sku":"MILSSXAU698","price":3987.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/7965\/3406\/files\/SSXAU698_1.jpg?v=1791253117","url":"https:\/\/shop.signatureautohaus.com\/products\/milltek-resonated-cat-back-exhaust-for-audi-b9-s4-s5-polished-tips-ssxau698-ssxau698","provider":"Signature Autohaus","version":"1.0","type":"link"}