{"product_id":"remus-cat-back-racing-system-left-right-with-integrated-valves-using-the-oe-valve-control-system-with-4-carbon-tail-pipes-a-102-mm-angled-titanium-internals-4-series-g82-m4-competition-353-kw-s58b30a-2021","title":"Remus Cat-Back (Catback) Valved Performance Exhaust for BMW M4 G82 Competition\/Comp 2021+, Active OE Valve Control, Quad 102mm Angled Carbon Fibre Tips with Titanium Inners, Stainless Steel Rear System, S58B30A","description":"\u003cdiv class=\"product-description\"\u003e\n  \u003ch2\u003eBMW G82 M4 Competition Performance Exhaust Upgrade with Quad Carbon Tips\u003c\/h2\u003e\n\n  \u003cp\u003eUnlock the full character of your S58-powered BMW with a premium valved rear system engineered for the G82 M4 Competition. This upgrade delivers a deep, motorsport-inspired tone with everyday refinement, thanks to factory-style electronic valve control for seamless switchable sound. Featuring four 102 mm angled carbon fibre outlets with titanium inner sleeves, this is a serious enhancement for enthusiasts who want sharper response, richer acoustics and standout looks.\u003c\/p\u003e\n\n  \u003cp\u003eBuilt from full stainless steel with a durable media-blasted finish and precision hand craftsmanship in Austria, this lightweight assembly reduces restriction for improved flow and drivability. The result is a crisp, performance-focused soundtrack and a sharper feel on throttle without drone when cruising.\u003c\/p\u003e\n\n  \u003ch3\u003eWhy enthusiasts choose this system\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eValved exhaust with plug-in compatibility to factory actuators for OEM-style control\u003c\/li\u003e\n    \u003cli\u003eQuad 102 mm angled carbon fibre tailpipes with titanium inner construction for a premium finish\u003c\/li\u003e\n    \u003cli\u003eReduced backpressure for stronger response and performance potential\u003c\/li\u003e\n    \u003cli\u003eLightweight stainless build with a tough, media-blasted surface\u003c\/li\u003e\n    \u003cli\u003eAccurate, OEM-level fitment and high-quality Austrian craftsmanship\u003c\/li\u003e\n    \u003cli\u003eTrack-inspired tone with civilised manners when valves are closed\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eReal-world feedback\u003c\/h3\u003e\n  \u003cp\u003eWe run this system on customer cars and the response has been fantastic. Owners love the clean fit, the refined valve operation and the aggressive note when you want it. It looks as good as it sounds.\u003c\/p\u003e\n\n  \u003ch3\u003eCompatibility\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eBMW M4 G82 Competition\u003c\/li\u003e\n    \u003cli\u003eEngine: S58B30A\u003c\/li\u003e\n    \u003cli\u003ePower: 353 kW\u003c\/li\u003e\n    \u003cli\u003eModel years: 2021 onwards\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eImportant installation note\u003c\/h3\u003e\n  \u003cp\u003eThe original exhaust requires cutting during installation.\u003c\/p\u003e\n\n  \u003ch3\u003ePart number\u003c\/h3\u003e\n  \u003cp\u003e081021 1100 + 081021 1200 + 081021 1300 + 081021 1400 + 081021 1510 + 0046 70CS\u003c\/p\u003e\n\n  \u003ch3\u003eFitting and support\u003c\/h3\u003e\n  \u003cp\u003eFor professional installation, book with MJ Modifications in Warwickshire. Request a fitting quote at \u003ca href=\"mailto:info@mjmodifications.co.uk\"\u003einfo@mjmodifications.co.uk\u003c\/a\u003e.\u003c\/p\u003e\n\n  \u003ch3\u003eSearch-friendly terms\u003c\/h3\u003e\n  \u003cp\u003eBMW M4 G82 exhaust upgrade, M4 Competition valved exhaust, S58 performance exhaust, quad carbon fibre tips 102mm, titanium inner tips, stainless steel exhaust for BMW M4, active exhaust G82, BMW M4 rear system, performance exhaust system 2021 on, plug and play valve control.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Performance M","offers":[{"title":"Default Title","offer_id":55977411117442,"sku":"REM21C-395","price":3837.85,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/5445\/8937\/files\/0810211400__07143.1635942446.jpg?v=1763374628","url":"https:\/\/mjmodifications.co.uk\/products\/remus-cat-back-racing-system-left-right-with-integrated-valves-using-the-oe-valve-control-system-with-4-carbon-tail-pipes-a-102-mm-angled-titanium-internals-4-series-g82-m4-competition-353-kw-s58b30a-2021","provider":"MJ Modifications","version":"1.0","type":"link"}