{"product_id":"remus-axle-back-system-left-right-with-integrated-valves-using-the-oe-valve-control-system-with-4-tail-pipes-a-102-mm-angled-straight-cut-chromed-3-series-g80-m3-competition-375-kw-s58b30a-2021","title":"Remus Axle back System Left\/Right with Integrated valves using the OE valve control system with 4 tail pipes Ø 102 mm angled, straight cut, chromed - 3 Series G80 M3 Competition 375 kW S58B30A 2021-","description":"\u003cp\u003e\u003cstrong\u003eTransform the character of your BMW G80 M3 Competition with a premium rear section upgrade that keeps your factory valve control fully functional and adds stunning quad 102 mm polished tips.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis Remus rear silencer set is engineered for the 2021-on M3 Competition (S58B30A) and delivers a deeper, motorsport-inspired soundtrack with the convenience of the original flap system. Expect freer flow, reduced restriction and a crisp, high-quality finish that looks as good as it sounds. Crafted in Austria from stainless steel with a bead-blasted texture and mirror-chrome outlets, it offers precision fit and long-term durability.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eValve-controlled rear section retains factory electronics for seamless, plug-and-play operation\u003c\/li\u003e\n  \u003cli\u003eQuad 102 mm diameter, slash-cut, straight-edge chrome tailpipes for an aggressive, OEM-plus look\u003c\/li\u003e\n  \u003cli\u003eFull stainless steel construction with a bead-blasted surface for corrosion resistance and longevity\u003c\/li\u003e\n  \u003cli\u003eOptimised flow path for reduced back pressure and improved response\u003c\/li\u003e\n  \u003cli\u003eLightweight design compared to the stock rear box\u003c\/li\u003e\n  \u003cli\u003eExact-fit geometry for the G80 platform for hassle-free alignment\u003c\/li\u003e\n  \u003cli\u003eExpertly built in Austria with meticulous craftsmanship\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy choose this system\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReal-world upgrade: we have installed this set on customer cars and the feedback on tone, finish and fit has been excellent\u003c\/li\u003e\n  \u003cli\u003eKeeps comfort on the road with valves closed, unleashes a fierce, track-style note when opened\u003c\/li\u003e\n  \u003cli\u003ePerfect if you want a high-end quad-exit look without compromising daily usability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBMW 3 Series G80 M3 Competition, 2021 onwards\u003c\/li\u003e\n  \u003cli\u003eEngine: S58B30A 3.0 twin-turbo\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eTailpipe style\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e4 x 102 mm diameter, chromed, angled\/straight-cut design\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePart number\u003c\/strong\u003e\u003cbr\u003e\n081021 1400 + 081021 1500 + 0046 70SG\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eInstallation notes\u003c\/strong\u003e\u003cbr\u003e\nThe original rear section requires cutting during fitment. Professional installation recommended.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eFitting service\u003c\/strong\u003e\u003cbr\u003e\nFor supply and installation, choose MJ Modifications in Warwickshire. Request a quote: \u003ca href=\"mailto:info@mjmodifications.co.uk\"\u003einfo@mjmodifications.co.uk\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003ePopular search terms\u003c\/strong\u003e\u003cbr\u003e\nBMW G80 M3 exhaust upgrade, BMW M3 Competition performance exhaust, S58 valved rear silencer, G80 quad tip exhaust, BMW M3 chrome tips 102mm, valve-controlled rear muffler, stainless steel rear section, European made sport exhaust, Remus G80 M3 rear box, plug and play valve control exhaust, BMW M3 2021 exhaust sound, quad exit slash cut tips, performance rear section for G80.\u003c\/p\u003e","brand":"Performance M","offers":[{"title":"Default Title","offer_id":55977407742338,"sku":"REM21C-279","price":2584.28,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/5445\/8937\/files\/0810211500__83219.1635942440.jpg?v=1763374514","url":"https:\/\/mjmodifications.co.uk\/products\/remus-axle-back-system-left-right-with-integrated-valves-using-the-oe-valve-control-system-with-4-tail-pipes-a-102-mm-angled-straight-cut-chromed-3-series-g80-m3-competition-375-kw-s58b30a-2021","provider":"MJ Modifications","version":"1.0","type":"link"}