{"product_id":"bmw-m3-m4-g8x-midpipe","title":"Valvetronic Designs - BMW G80\/G82\/G83 M3 \/","description":"\u003ch4\u003eDescription\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eSingle 3.5\" Equal-Length Mid-Pipe + Optional Valved Axle-Back (T304 Stainless or Grade 5 Titanium)\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe G80\/G82\/G83 is a phenomenal M car—its soundtrack just needs to catch up. Our single 3.5\" equal-length mid-pipe unlocks the character the S58 deserves without requiring changes to the OEM rear section. Add the Valvetronic Designs valved axle-back for even more presence and control.\u003c\/p\u003e\u003cp\u003eCompatible with OEM downpipes or free-flow front pipes, this system is engineered to deliver a higher-pitch, refined note with zero check-engine lights.\u003c\/p\u003e\u003ch4\u003eWhy It Works\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEqual-length design:\u003c\/strong\u003e Balances exhaust pulses for a smoother, higher-frequency tone.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle 3.5\" mid-section:\u003c\/strong\u003e Optimized flow for improved response and power throughout the rev range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModular by design:\u003c\/strong\u003e Pairs with OEM or aftermarket rear sections; upgrade path to our valved axle-back at any time.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSound \u0026amp; Control\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWith stock downpipes:\u003c\/strong\u003e Noticeably crisper, more engaging tone without drone.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWith our valved axle-back (optional):\u003c\/strong\u003e Quad-chamber muffler and OEM-style valves deliver daily-driver civility closed, and an aggressive, motorsport edge opened—at the touch of a button.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo CEL:\u003c\/strong\u003e System is designed to avoid check-engine lights.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eConstruction \u0026amp; Options\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterials:\u003c\/strong\u003e T304 stainless steel or ultra-light Grade 5 titanium.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight savings:\u003c\/strong\u003e Up to \u003cstrong\u003e–57.8 lb (Titanium)\u003c\/strong\u003e or \u003cstrong\u003e–24.7 lb (Stainless)\u003c\/strong\u003e vs. factory.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCraftsmanship:\u003c\/strong\u003e Precision TIG welds, fully mandrel-bent tubing, and included cross brace for rigidity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTips:\u003c\/strong\u003e Premium double-wall or single wall tips included.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eValve Integration\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectronic valve control\u003c\/strong\u003e with included controller for rapid open\/close.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM integration available\u003c\/strong\u003e if you prefer factory valve control behavior.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e2020+ BMW G80 M3\u003c\/li\u003e\n\u003cli\u003e2020+ BMW G82 M4 (Coupe)\u003c\/li\u003e\n\u003cli\u003e2020+ BMW G83 M4 (Convertible)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eMid-pipe and axle-back can be installed independently.\u003c\/li\u003e\n\u003cli\u003eWhen installing only a mid-pipe or axle-back, \u003cstrong\u003emake the rear-section cut at the second dimple\u003c\/strong\u003e on the OEM pipe to ensure proper fitment.\u003c\/li\u003e\n\u003cli\u003e100% \u003cstrong\u003ereversible\u003c\/strong\u003e—return to stock at any time.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCLICK HERE FOR INSTALL GUIDE\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility Notice (V3 Systems)\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eV1\/V2 components are not compatible with V3.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eThe \u003cstrong\u003eV3 mid-pipe\u003c\/strong\u003e includes additional clearances at the downpipe connection and mid-section; small visible gaps prior to tightening are normal and by design.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eSingle 3.5\" equal-length mid-pipe assembly\u003c\/li\u003e\n\u003cli\u003eCross brace\u003c\/li\u003e\n\u003cli\u003eOptional: Valved axle-back with controller and tips\u003c\/li\u003e\n\u003cli\u003eHardware and clamps\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTubing diameter: 3.5\" mid-pipe; 2.75\" axle-back\u003c\/li\u003e\n\u003cli\u003eMaterials: T304 stainless steel or Grade 5 titanium\u003c\/li\u003e\n\u003cli\u003eFinish: Brushed (Stainless) or raw\/brushed (Titanium)\u003c\/li\u003e\n\u003cli\u003eValves: Electronic, with remote controller (OEM integration available)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003e2021, 2021-2023-bmw-m3-esr1303827, 2021-2023-bmw-m4-esr8632819, 2022, 2023, 2024, 2025, bmw, equal length, exclusivecarbon, exhaust, g80, g81, g82, g83, m3, m4, sports\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eVehicle-specific fitment based on the supplied product data.\u003c\/li\u003e\n\u003cli\u003ePerformance-focused exhaust design with product-specific materials and configuration shown above.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eInstallation \u0026amp; Availability\u003c\/h4\u003e\u003cp\u003eProfessional installation is recommended. Installation service is available; contact LXP Forged for fitment and scheduling.\u003c\/p\u003e","brand":"Valvetronic Designs","offers":[{"title":"Full System Equal Length (Catback) \/ Brushed T304 Stainless Steel \/ (4) 1x1 Carbon Fiber (4.0 Outlet)","offer_id":45993016361013,"sku":"BMW.G8X.M3.VSES.BR.RC","price":11200.0,"currency_code":"AED","in_stock":true},{"title":"Full System Equal Length (Catback) \/ Brushed T304 Stainless Steel \/ (4) Brushed Steel (3.5 Outlet)","offer_id":45993016393781,"sku":"BMW.G8X.M3.VSES.BR.BRSH","price":11200.0,"currency_code":"AED","in_stock":true},{"title":"Full System Equal Length (Catback) \/ Brushed T304 Stainless Steel \/ (4) Burnt (3.5 Outlet)","offer_id":45993016426549,"sku":"BMW.G8X.M3.VSES.BR.BRT","price":11200.0,"currency_code":"AED","in_stock":true},{"title":"Full System Equal Length (Catback) \/ Brushed T304 Stainless Steel \/ (4) Black (3.5 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