{"product_id":"bmw-m2-m3-m4-g8x-s58-valved-catback-exhaust-system","title":"VCTR Performance BMW M2\/M3\/M4 G8X S58 Valved Catback Exhaust System","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eThe S58 is one of the finest straight-six engines BMW has built, but the factory catback is softened significantly for the road. This valved catback system brings the exhaust note into line with the engine's actual character — with the valve there when you want to keep it civil.\u003c\/p\u003e\u003ch3\u003eWhy Upgrade?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSignificantly more defined S58 exhaust note than the stock system\u003c\/li\u003e\n\u003cli\u003eValve control for adjustable sound in different driving situations\u003c\/li\u003e\n\u003cli\u003eReduced back pressure through the rear exhaust section\u003c\/li\u003e\n\u003cli\u003eStainless steel construction with matched exit tips\u003c\/li\u003e\n\u003cli\u003eDirect replacement for the factory rear exhaust\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eBuilt for the Drive, Not Just the Dyno\u003c\/h3\u003e\u003cp\u003eBMW tunes the S58's factory exhaust for European drive-by noise limits, not for what the engine actually sounds like under load. Valve control means you keep both versions — quiet for the school run, the S58's real voice the moment you want it.\u003c\/p\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eCompatible with:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBMW M3 G80\/G81 S58\u003c\/li\u003e\n\u003cli\u003eBMW M4 G82\/G83 S58\u003c\/li\u003e\n\u003cli\u003eBMW M2 G87 S58\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 hardware\u003c\/li\u003e\n\u003cli\u003eSupplied installation components\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eShipping \u0026amp; Fit\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eConfirmed fitment by chassis and engine code before you buy, not after\u003c\/li\u003e\n\u003cli\u003eWorldwide shipping, cost calculated at checkout for your destination\u003c\/li\u003e\n\u003cli\u003eAustralian Consumer Law returns on all unused, unfitted parts\u003c\/li\u003e\n\u003cli\u003eQuestions about your specific build? Message us — real people, real platform knowledge\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":52304131686720,"sku":"100007928:-1#White;191284006:-1#120*50*30","price":3499.95,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0985\/1152\/0064\/files\/ChatGPTImageJun21_2026_10_17_18AM.png?v=1782001066","url":"https:\/\/shop.vctrperformance.com\/products\/bmw-m2-m3-m4-g8x-s58-valved-catback-exhaust-system","provider":"VCTR","version":"1.0","type":"link"}