{"product_id":"milltek-sport-cat-back-exhaust-bmw-g2021-m340i-and-g22-m440i","title":"Milltek Sport Cat Back Exhaust – BMW G20\/21 M340i \u0026 G22 M440i (2019–2025)","description":"\u003ch6\u003eDescription\u003c\/h6\u003e\n\u003cp\u003eThe Milltek Sport cat back exhaust for the BMW G20\/21 M340i \u0026amp; G22 M440i (2019–2025) replaces everything behind the catalytic converter: the centre section and rear silencer. The factory catalyst stays in place. It is built from 3\" (76.2mm) T304 stainless steel pipework by Milltek Sport in Derbyshire, and comes with the clamps, gaskets and hangers it needs.\u003c\/p\u003e\n\u003ch3\u003eFrom Milltek Sport\u003c\/h3\u003e\u003cp\u003eOur range of Cat-Back systems are perfectly suited to cater for anyone looking to improve their sound and aesthetics, designed as a direct replacement for the original system, available in multiple configurations enabling the owner to choose the increase in volume of their exhaust and\/or add a more suitably aggressive tone. All our products are made from 304L Aircraft Grade stainless steel. This quality material will ensure that your Cat-Back system will last through any harsh conditions.\u003c\/p\u003e\n\u003ch3\u003eChoosing your options\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003eTips:\u003c\/strong\u003e Polished is bright stainless steel. Cerakote Black is a heat-resistant ceramic coating in satin black. GT trims are round, double-skinned tailpipes; the number is the outer diameter in millimetres.\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch3\u003eWhat's in the box\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eLH Axle Pipe\u003c\/li\u003e\n\u003cli\u003eRH Axle Pipe\u003c\/li\u003e\n\u003cli\u003eRear Silencer Assembly\u003c\/li\u003e\n\u003cli\u003e1 × tailpipe trim in your chosen finish\u003c\/li\u003e\n\u003cli\u003e1 × tailpipe trim in your chosen finish\u003c\/li\u003e\n\u003cli\u003eFront Connecting Pipe\u003c\/li\u003e\n\u003cli\u003eGPF|OPF Bypass Section\u003c\/li\u003e\n\u003cli\u003eGPF|OPF Bypass LH Section\u003c\/li\u003e\n\u003cli\u003eGPF|OPF Bypass RH Section\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCheck before you order\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eNeeds a Stage 2 ECU remap to run correctly.\u003c\/li\u003e\n\u003cli\u003eFor cars fitted with a petrol particulate filter (GPF\/OPF) from the factory.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRoad use\u003c\/h3\u003e\u003cp\u003eThis cat back exhaust keeps the factory catalytic converter, so emissions are unaffected. Systems that are not EC approved are louder than the road noise limits allow and are sold for motorsport and off-road use.\u003c\/p\u003e\n\u003ch3\u003eLead time\u003c\/h3\u003e\u003cp\u003eMilltek Sport make every system in Derbyshire. The dispatch estimate next to the price is updated every morning from Milltek's live stock and build dates, and changes with the option you pick. If there is any delay on your order we will tell you within 24 hours.\u003c\/p\u003e\n\u003ch6\u003eProduct Details\u003c\/h6\u003e\n\u003cdiv\u003e\n\u003cb\u003eBrand: \u003c\/b\u003eMilltek Sport\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eSystem type: \u003c\/b\u003eCat Back Exhaust\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003ePipe bore: \u003c\/b\u003e3\" (76.2mm)\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eMaterial: \u003c\/b\u003eT304 stainless steel\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eEC approved: \u003c\/b\u003eNo\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eECU remap needed: \u003c\/b\u003eYes\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eFitting time: \u003c\/b\u003e2–2.5 hours (Milltek's figure, including removing the factory part)\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eShipping: \u003c\/b\u003e1 box, 120 × 74 × 28 cm, about 33 kg\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eMade in: \u003c\/b\u003eDerbyshire, United Kingdom\u003c\/div\u003e\n\u003ch6\u003eVehicle Fitment\u003c\/h6\u003e\u003ctable style=\"width:100%; border-collapse:collapse; font-size:14px;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003cth\u003ePower\u003c\/th\u003e\n\u003cth\u003eEngine code\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e3 Series\u003c\/td\u003e\n\u003ctd\u003eM340i xDrive\u003c\/td\u003e\n\u003ctd\u003e374 hp\u003c\/td\u003e\n\u003ctd\u003eB58 B30 B\u003c\/td\u003e\n\u003ctd\u003e2019–2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e3 Series\u003c\/td\u003e\n\u003ctd\u003eM340i xDrive\u003c\/td\u003e\n\u003ctd\u003e387 hp\u003c\/td\u003e\n\u003ctd\u003eB58 B30 B\u003c\/td\u003e\n\u003ctd\u003e2019–2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e3 Series\u003c\/td\u003e\n\u003ctd\u003eM340i Mild-Hybrid xDrive\u003c\/td\u003e\n\u003ctd\u003e374 hp\u003c\/td\u003e\n\u003ctd\u003eB58 B30 B;JA1\u003c\/td\u003e\n\u003ctd\u003e2020–2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e3 Series\u003c\/td\u003e\n\u003ctd\u003eM340i xDrive\u003c\/td\u003e\n\u003ctd\u003e374 hp\u003c\/td\u003e\n\u003ctd\u003eB58 B30 B\u003c\/td\u003e\n\u003ctd\u003e2019–2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e3 Series\u003c\/td\u003e\n\u003ctd\u003eM340i xDrive\u003c\/td\u003e\n\u003ctd\u003e387 hp\u003c\/td\u003e\n\u003ctd\u003eB58 B30 B\u003c\/td\u003e\n\u003ctd\u003e2019–2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e3 Series\u003c\/td\u003e\n\u003ctd\u003eM340i Mild-Hybrid xDrive\u003c\/td\u003e\n\u003ctd\u003e374 hp\u003c\/td\u003e\n\u003ctd\u003eB58 B30 B;JA1\u003c\/td\u003e\n\u003ctd\u003e2020–2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e3 Series\u003c\/td\u003e\n\u003ctd\u003eM340i xDrive\u003c\/td\u003e\n\u003ctd\u003e374 hp\u003c\/td\u003e\n\u003ctd\u003eB58 B30 B\u003c\/td\u003e\n\u003ctd\u003e2019–2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e4 Series\u003c\/td\u003e\n\u003ctd\u003eM440i Mild-Hybrid\u003c\/td\u003e\n\u003ctd\u003e374 hp\u003c\/td\u003e\n\u003ctd\u003eB58 B30 B;JA1\u003c\/td\u003e\n\u003ctd\u003e2021–2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e4 Series\u003c\/td\u003e\n\u003ctd\u003eM440i Mild-Hybrid\u003c\/td\u003e\n\u003ctd\u003e387 hp\u003c\/td\u003e\n\u003ctd\u003eB58 B30 B;JA1\u003c\/td\u003e\n\u003ctd\u003e2020–2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e4 Series\u003c\/td\u003e\n\u003ctd\u003eM440i Mild-Hybrid xDrive\u003c\/td\u003e\n\u003ctd\u003e374 hp\u003c\/td\u003e\n\u003ctd\u003eB58 B30 B;JA1\u003c\/td\u003e\n\u003ctd\u003e2020–2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e4 Series\u003c\/td\u003e\n\u003ctd\u003eM440i Mild-Hybrid xDrive\u003c\/td\u003e\n\u003ctd\u003e387 hp\u003c\/td\u003e\n\u003ctd\u003eB58 B30 B;JA1\u003c\/td\u003e\n\u003ctd\u003e2020–2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003eMilltek list this part for: 3 Series \u0026gt; G20 \u0026amp; G21 M340i XDrive Saloon \u0026amp; Touring Models (OPF\/GPF Models Only) \u0026gt; 2019 to 2025 Pre LCI; 4 Series \u0026gt; G22 M440i Coupe (OPF\/GPF Equipped Models Only) \u0026gt; 2020 to 2025 Pre LCI.\u003c\/p\u003e\n\u003ch6\u003eInstallation Guide\u003c\/h6\u003e\u003cp\u003eWe recommend fitting by a garage or exhaust specialist. Milltek allow 2–2.5 hours including removing the factory part.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0511\/6700\/2795\/files\/milltek-fitting-ssxbm1160.pdf\" target=\"_blank\" rel=\"noopener\"\u003eMilltek fitting instructions (PDF)\u003c\/a\u003e\u003c\/p\u003e","brand":"Milltek Sport","offers":[{"title":"Polished GT-100","offer_id":56538055868795,"sku":"MIL-SSXBM1162","price":2217.92,"currency_code":"GBP","in_stock":true},{"title":"Cerakote Black GT-100","offer_id":56538055901563,"sku":"MIL-SSXBM1163","price":2392.89,"currency_code":"GBP","in_stock":true},{"title":"Uses factory (OE) trims","offer_id":56538055934331,"sku":"MIL-SSXBM1160","price":1872.14,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/6700\/2795\/files\/milltek-cat-back-exhaust-bmw-g2021-m340i-and-g22-01.jpg?v=1792892580","url":"https:\/\/hazmotorsport.co.uk\/products\/milltek-sport-cat-back-exhaust-bmw-g2021-m340i-and-g22-m440i","provider":"HAZ MOTORSPORT","version":"1.0","type":"link"}