{"product_id":"milltek-non-resonated-cat-back-for-audi-s5-b9-sportback-burnt-titanium-tips-ssxau1116","title":"Milltek Non-Resonated Cat-Back for Audi S5 B9 Sportback, Burnt Titanium Tips","description":"\u003cp\u003eMilltek Non-Resonated Cat-Back exhaust for Audi S5 B9 Sportback (Sport Differential and Factory Brace Bar models). Direct bolt-on replacement for OEM exhaust with no modification required. This is our loudest cat-back system for the B9 platform, engineered for maximum full-throttle character and performance gains.\u003c\/p\u003e\n\u003cp\u003eHand-finished T304L stainless steel construction with mandrel-bent piping. 2.5\" pipe diameter feeds quad GT-100 round tips (4\" diameter) in Burnt\/Blue titanium finish. Optional quad oval tips available in Polished Stainless or Cerakote Black. Uses factory exhaust hangers and OEM resonance-point engineering for direct fitment-no welding or bracket modification.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFits: Audi S5 B9 Sportback with Sports Differential and Factory Brace Bars\u003c\/li\u003e\n\u003cli\u003eMaterial: T304L stainless steel, hand-finished\u003c\/li\u003e\n\u003cli\u003ePipe: 2.5\" mandrel-bent\u003c\/li\u003e\n\u003cli\u003eTips: Quad GT-100 round (4\" dia.) or quad oval\u003c\/li\u003e\n\u003cli\u003eFitment: Cat-back system (turbocharger to rear axle)\u003c\/li\u003e\n\u003cli\u003eInstall: OEM+ direct bolt-on, factory hangers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e Non-resonated construction eliminates the factory resonance box for aggressive full-throttle tone without mid-range drone. \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\u003e2017-2023 Audi S5 Base\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 S5 Premium\u003c\/li\u003e\n\u003cli\u003e2026 Audi S5 Base\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":60150502752542,"sku":"MILSSXAU1116","price":4406.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/7965\/3406\/files\/ssxau1116.jpg?v=1791250758","url":"https:\/\/shop.signatureautohaus.com\/products\/milltek-non-resonated-cat-back-for-audi-s5-b9-sportback-burnt-titanium-tips-ssxau1116","provider":"Signature Autohaus","version":"1.0","type":"link"}