{"product_id":"stainless-catback-exhaust-system-muffler-for-audi-s4-s5-4-2l-b8-2007-2012-high-performance-valve-equipped-racing-sound-upgrade","title":"VCTR Performance Audi S4\/S5 B8\/B8.5 Valved Catback Exhaust System","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eThe factory exhaust on the B8 and B8.5 S4\/S5 is quiet by design. This valved catback system replaces it with a more expressive setup, giving a deeper, more defined tone that can be adjusted via the valve control.\u003c\/p\u003e\u003ch3\u003eWhy Upgrade?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeeper, more characterful exhaust note than the factory system\u003c\/li\u003e\n\u003cli\u003eValve control allows sound level adjustment for different situations\u003c\/li\u003e\n\u003cli\u003eReduced back pressure through the rear exhaust section\u003c\/li\u003e\n\u003cli\u003eStainless steel construction for longevity\u003c\/li\u003e\n\u003cli\u003eDirect OEM replacement installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eCompatible with:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAudi S4 B8\u003c\/li\u003e\n\u003cli\u003eAudi S4 B8.5\u003c\/li\u003e\n\u003cli\u003eAudi S5 B8\u003c\/li\u003e\n\u003cli\u003eAudi S5 B8.5\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eComplete catback exhaust assembly\u003c\/li\u003e\n\u003cli\u003eValve control components\u003c\/li\u003e\n\u003cli\u003eSupplied installation hardware\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDelivery \u0026amp; Support\u003c\/h3\u003e\u003cp\u003eYour order is carefully inspected before dispatch and backed by VCTR Performance support. For product availability, shipping estimates or fitment assistance, contact our team.\u003c\/p\u003e","brand":"VCTR Performance","offers":[{"title":"VCTR Performance \/ VCTR Performance","offer_id":52086017458496,"sku":"100007928:-1#for Audi $5 4.2L B8 2007-2012;191284006:-1#120*40*30","price":2349.95,"currency_code":"AUD","in_stock":true},{"title":"VCTR \/ VCTR Performance","offer_id":52086017491264,"sku":"100007928:-2#for Audi $4 4.2L B8 2000-2008;191284006:-1#120*40*30","price":2349.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0985\/1152\/0064\/files\/ChatGPTImageJun12_2026_05_31_53PM.png?v=1781249527","url":"https:\/\/shop.vctrperformance.com\/products\/stainless-catback-exhaust-system-muffler-for-audi-s4-s5-4-2l-b8-2007-2012-high-performance-valve-equipped-racing-sound-upgrade","provider":"VCTR","version":"1.0","type":"link"}