{"product_id":"milltek-non-resonated-cat-back-exhaust-audi-b9-s4-s5-burnt-titanium-tips-ssxau654","title":"Milltek Non-Resonated Cat-Back Exhaust | Audi B9 S4 S5 - Burnt Titanium Tips","description":"\u003cp\u003eMilltek 2.50\" Non-Resonated Cat-Back Exhaust System for Audi B9 S4 and S5 (non-sport differential models). Direct factory fitment replacement using OEM hangers and mounting points - no modification required. Hand-finished T304L stainless steel construction with quad GT-90 burnt titanium trims.\u003c\/p\u003e\n\u003cp\u003eThe non-resonated design eliminates the factory resonance chamber, delivering a pronounced, engineered tone at full throttle while maintaining OEM+ fitment and durability. Mandrel-bent 2.50\" (63.5mm) pipe diameter optimizes exhaust scavenging for the 3.0L turbocharged V6, with dyno-proven gains in mid-range responsiveness. Fabricated entirely from T304L stainless steel and hand-finished to resist corrosion.\u003c\/p\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAudi S4 3.0 Turbo V6 B9 Saloon\/Sedan \u0026amp; Avant (non-sport differential) 2016+\u003c\/li\u003e\n\u003cli\u003eAudi S5 3.0 Turbo V6 B9 Sportback (non-sport differential) 2017+\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e Every system is decibel tested and EC approved for compliance verification. \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","brand":"Milltek","offers":[{"title":"Default Title","offer_id":51360553992415,"sku":"SSXAU654","price":4414.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8496\/9183\/files\/SSXAU654_1.jpg?v=1789002589","url":"https:\/\/egtuning.com\/products\/milltek-non-resonated-cat-back-exhaust-audi-b9-s4-s5-burnt-titanium-tips-ssxau654","provider":"Egor's Garage Tuning ","version":"1.0","type":"link"}