{"product_id":"rvng-x3m-x4m-4-modular-true-single-exhaust-system-copy","title":"RVNG G80\/G82\/G87 S58 4” Modular True Single Exhaust System","description":"\u003cp\u003e\u003cspan\u003eHome of the original single quad-tip valved muffler.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eExhaust brace included. Deep tone, high flow, and a modular exhaust design built for both street and performance use.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRVNG 4” True Single Valved Quad-Tip Exhaust – G80\/G82\/G87 M3, M4 \u0026amp; M2\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe RVNG-designed 4” True Single Valved Exhaust System for the G80 M3, G82 M4, and G87 M2 was engineered to deliver maximum flow, an aggressive exhaust note, and a clean true-single layout from front to back.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBuilt from mandrel-bent 304 stainless steel, the system transitions the factory dual exhaust layout into a large 4-inch true single configuration designed to reduce unnecessary restriction while maintaining strong exhaust velocity and flow for high-horsepower S58 applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOne of the biggest features of our 4” system is the included \u003c\/span\u003e\u003cspan\u003eswappable resonated and non-resonated midsection\u003c\/span\u003e\u003cspan\u003e. Every exhaust comes with both versions at no additional cost, allowing you to change the sound of the system whenever you want.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe center section is secured using two V-band connections, meaning you can quickly swap between the resonated and non-resonated configurations without cutting, welding, or modifying the exhaust.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRun the non-resonated section when you want the loudest and most aggressive version of the system, or install the resonated section for a smoother, more refined exhaust note with reduced cabin resonance and drone.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe valved rear section gives you even more control over the sound. With the valve open, exhaust gases flow through the unrestricted performance path for maximum sound and flow. Close the valve and the system redirects exhaust through the quieter side of the muffler for a more refined driving experience.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFinished with RVNG’s signature quad perforated exhaust tips, the system combines aggressive styling, sound, performance, and versatility into one complete package.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFeatures:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e4” true single exhaust design for the G80 M3, G82 M4, and G87 M2\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eIncludes both resonated \u003c\/span\u003e\u003cspan\u003eAND\u003c\/span\u003e\u003cspan\u003e non-resonated midsections at no additional cost\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDual V-band connections allow the center section to be swapped in minutes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eValved rear muffler for aggressive or refined sound\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUses OEM exhaust valve functionality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompatible with aftermarket valve controllers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGains in horsepower and torque\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMandrel-bent and TIG-welded 304 stainless steel construction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSmooth-radius bends designed for maximum exhaust flow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRVNG signature quad perforated exhaust tips available in multiple finishes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned to work with OEM or aftermarket downpipes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExhaust brace included\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned and tested in the USA\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRVNG Lifetime Warranty against defects and fitment issues\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eCompatibility:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e2021+ BMW G80 M3\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e2021+ BMW G80 M3 Competition\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e2021+ BMW G80 M3 Competition xDrive\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e2021+ BMW G82 M4\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e2021+ BMW G82 M4 Competition\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e2021+ BMW G82 M4 Competition xDrive\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e2023+ BMW G87 M2\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rvng RaceWorks","offers":[{"title":"Silver","offer_id":67651516727474,"sku":null,"price":2799.99,"currency_code":"USD","in_stock":true},{"title":"Black","offer_id":67651516760242,"sku":null,"price":2799.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0635\/2787\/8834\/files\/IMG-9583.jpg?v=1791401831","url":"https:\/\/rvngraceworks.com\/products\/rvng-x3m-x4m-4-modular-true-single-exhaust-system-copy","provider":"Rvng RaceWorks","version":"1.0","type":"link"}