{"product_id":"remus-081023-1510-6-bmw-g80-g82-racing-secondary-cat-back-exhaust-system-m3-m3-competition-m4-m4-competition","title":"Remus 081023 1510-6 BMW G80 G82 Racing Secondary-Cat-Back Exhaust System (M3, M3 Competition, M4 \u0026 M4 Competition)","description":"\u003ch2\u003eTrack-focused cat-back upgrade for S58-powered M cars\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003ePart number:\u003c\/strong\u003e 081023 1510-6\u003c\/p\u003e\n\n\u003cp\u003eTake your G-series M to the next level with a valved rear section and centre assembly engineered for the S58. This high-flow stainless system replaces the secondary section and centre silencer to unleash a sharper, motorsport tone while reducing backpressure for improved response. It integrates with the factory valve actuators, mounts to the OE hangers and uses a robust spherical joint for a precise, rattle-free fit.\u003c\/p\u003e\n\n\u003cp\u003eWe run this setup on customer builds and the feedback is consistent: crisp tone, serious presence, superb build quality and perfect fitment. Handmade in Austria with shot-blasted stainless steel and larger diameter tubing, it is a proper upgrade for drivers who want race-car character from their G80 saloon or G82 coupé.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eWhat’s included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCentre sport silencer replacement assembly with integrated valves\u003c\/li\u003e\n  \u003cli\u003eConnection tube package with spherical joint\u003c\/li\u003e\n  \u003cli\u003eGPF replacement tube for OPF-equipped vehicles or front silencer replacement tube for non-OPF cars\u003c\/li\u003e\n  \u003cli\u003eAccepts a choice of quad tailpipe sets (sold separately)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eIncluded sub-part numbers:\u003c\/strong\u003e 081021 1200, 081021 1401, 081023 1510\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eKey benefits\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAggressive, track-ready sound with authentic motorsport character\u003c\/li\u003e\n  \u003cli\u003eReduced backpressure for sharper throttle response\u003c\/li\u003e\n  \u003cli\u003eLighter than stock with precision, bolt-on fitment to OE points\u003c\/li\u003e\n  \u003cli\u003eShot-blasted finish, 100% stainless construction\u003c\/li\u003e\n  \u003cli\u003eValve control via factory actuators and vehicle electronics\u003c\/li\u003e\n  \u003cli\u003eHandmade in Austria with a 24-month manufacturer warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003ePipework\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eOE diameter: 70 mm\u003c\/li\u003e\n  \u003cli\u003eUpgrade diameter: 76 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eTailpipe choices (sold separately)\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eStainless steel, chromed, angled rolled edge, 102 mm\u003c\/li\u003e\n  \u003cli\u003eStainless steel, chromed, angled straight cut, 102 mm\u003c\/li\u003e\n  \u003cli\u003eStainless steel, chromed, straight cut with carbon insert, 98 mm\u003c\/li\u003e\n  \u003cli\u003eStainless steel, black chrome, straight cut with carbon insert, 98 mm\u003c\/li\u003e\n  \u003cli\u003eCarbon outer with titanium inner, 102 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Tailpipes are not included in this kit and must be purchased separately.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eG80 M3 2021+ with or without GPF\/OPF\u003c\/li\u003e\n  \u003cli\u003eG80 M3 Competition 2021+ with or without GPF\/OPF\u003c\/li\u003e\n  \u003cli\u003eG82 M4 2021+ with or without GPF\/OPF\u003c\/li\u003e\n  \u003cli\u003eG82 M4 Competition 2021+ with or without GPF\/OPF\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatibility check:\u003c\/strong\u003e We validate fitment before dispatch. Provide your UK registration or the last 7 of your VIN at checkout.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eImportant information\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eRacing part. No ECE approval. Intended for closed-course use only.\u003c\/li\u003e\n  \u003cli\u003eThe factory exhaust requires cutting during installation.\u003c\/li\u003e\n  \u003cli\u003eWhen removing GPF\/OPF or front silencer, an ECU calibration is recommended to optimise performance and prevent warning lights.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eProfessional installation\u003c\/h3\u003e\n\u003cp\u003eFor a seamless fit, book installation with MJ Modifications in Warwickshire. Email \u003ca href=\"mailto:info@mjmodifications.co.uk\"\u003einfo@mjmodifications.co.uk\u003c\/a\u003e for a fitting quote.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eWhy buy this upgrade\u003c\/h3\u003e\n\u003cp\u003eIf you are searching for a G80 M3 cat back, G82 M4 catback, S58 valved exhaust, OPF delete solution, G80 midpipe, centre silencer delete, quad exit performance exhaust, stainless steel track exhaust or race rear silencer for your M car, this system delivers the noise, build quality and fitment you want from a premium brand. It is one of the most popular G-series M exhaust upgrades among our customers for sound, finish and reliability.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eManufacturer and warranty\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eManufacturer: Remus\u003c\/li\u003e\n  \u003cli\u003eWarranty: 24 months, non-transferable\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BMW","offers":[{"title":"Default Title","offer_id":55979389518210,"sku":"081023 1510-6","price":2804.19,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/5445\/8937\/files\/RemusBMWG80G82RacingSecondary-Cat-BackExhaustSystem_M3_M3Competition_M4_M4Competition_-1.jpg?v=1763390636","url":"https:\/\/mjmodifications.co.uk\/products\/remus-081023-1510-6-bmw-g80-g82-racing-secondary-cat-back-exhaust-system-m3-m3-competition-m4-m4-competition","provider":"MJ Modifications","version":"1.0","type":"link"}