{"product_id":"bmw-g22-m440i-carbon-fibre-v-1-rear-diffuser","title":"BMW G22, M440i Carbon Fibre V.1 Rear Diffuser","description":"\u003ch2\u003eBMW G22 \/ G23 M440i Carbon Fibre V.1 Rear Diffuser\u003c\/h2\u003e\n\u003cp\u003eGive the back of your BMW M440i the width the front already has with this V.1 Rear Diffuser — a full-span carbon fibre unit that replaces the plain lower valance with a properly shaped multi-strake design.\u003c\/p\u003e\n\u003cp\u003eThe G22's rear is its weakest angle from the factory. The bumper is tall and the section below the exhaust exits is a wide, featureless panel that makes the car look higher than it sits. A diffuser fills exactly that space.\u003c\/p\u003e\n\u003cp\u003eThe V.1 profile runs a set of defined vertical strakes across the centre with stepped outer sections that follow the bumper corners, so the rear gains both depth and apparent width rather than just a darker panel.\u003c\/p\u003e\n\u003cp\u003eMoulded in dry carbon fibre with a gloss clear coat, formed to the exact contour of the G22 bumper so the outer edges follow the original line and the fixings land on existing points.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003ch3\u003eGenuine Dry Carbon Fibre\u003c\/h3\u003e\n\u003cp\u003eReal dry carbon construction with a deep gloss clear coat, lighter and stiffer than the moulded valance it replaces.\u003c\/p\u003e\n\u003ch3\u003eV.1 Style Design\u003c\/h3\u003e\n\u003cp\u003eDefined vertical strakes through the centre with stepped outer sections that follow the bumper corners.\u003c\/p\u003e\n\u003ch3\u003eFull-Width Coverage\u003c\/h3\u003e\n\u003cp\u003eSpans the entire lower rear between the exhaust exits.\u003c\/p\u003e\n\u003ch3\u003eMoulded to the Factory Bumper\u003c\/h3\u003e\n\u003cp\u003eFollows the original contour so panel gaps stay tight and the strakes align with the exhaust exits.\u003c\/p\u003e\n\u003ch3\u003eBolt-On Installation\u003c\/h3\u003e\n\u003cp\u003eMounts to the existing points. No cutting or drilling of the bumper.\u003c\/p\u003e\n\u003ch3\u003eFits Coupe and Convertible\u003c\/h3\u003e\n\u003cp\u003eThe G22 coupe and G23 convertible share the rear bumper, and it suits the 430i as well as the M440i.\u003c\/p\u003e\n\u003ch2\u003eStyling Benefits\u003c\/h2\u003e\n\u003cp\u003e• Fills the plain panel under the rear bumper\u003cbr\u003e• Adds apparent width as well as depth\u003cbr\u003e• Genuine dry carbon weave that matches other carbon parts\u003cbr\u003e• No cutting or permanent modification\u003cbr\u003e• Fully reversible at resale or end of lease\u003c\/p\u003e\n\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\n\u003cp\u003eBMW G22 M440i Coupe (2020+)\u003cbr\u003eBMW G22 430i Coupe (2020+)\u003cbr\u003eBMW G23 M440i Convertible (2020+)\u003cbr\u003eBMW G23 430i Convertible (2020+)\u003c\/p\u003e\n\u003ch2\u003ePlease Note\u003c\/h2\u003e\n\u003cp\u003ePlease select your exact model above so we can confirm the correct part before dispatch. This diffuser is shaped for the M Sport rear bumper.\u003c\/p\u003e\n\u003cp\u003eProfessional installation is recommended. The diffuser should be offered up and aligned across its full width before any fixing is tightened.\u003c\/p\u003e\n\u003cp\u003eCarbon fibre is a natural woven material. Minor variation in weave pattern between pieces is characteristic of the material and not a defect.\u003c\/p\u003e\n\u003cp\u003eMade to order. Please contact us to confirm current lead time before ordering.\u003c\/p\u003e\n\u003ch2\u003eWhy Choose Proven Performance Parts\u003c\/h2\u003e\n\u003cp\u003eWe specialise in high-performance parts for European vehicles — including Volkswagen GTI \u0026amp; R models, Audi S\/RS platforms, and BMW M vehicles. Every product we offer is carefully selected for its quality, fitment, and real-world performance — tested by enthusiasts, for enthusiasts.\u003c\/p\u003e","brand":"Proven Performance Parts","offers":[{"title":"BMW G22 M440i Coupe (2020+)","offer_id":52756155826458,"sku":null,"price":1350.0,"currency_code":"AUD","in_stock":true},{"title":"BMW G22 430i Coupe (2020+)","offer_id":52756155891994,"sku":null,"price":1350.0,"currency_code":"AUD","in_stock":true},{"title":"BMW G23 M440i Convertible (2020+)","offer_id":52756155924762,"sku":null,"price":1350.0,"currency_code":"AUD","in_stock":true},{"title":"BMW G23 430i Convertible (2020+)","offer_id":52756155957530,"sku":null,"price":1350.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0951\/1177\/4490\/files\/02_03e11725-cc59-47c1-b98d-64bf54b3ae63.png?v=1787991412","url":"https:\/\/provenperformanceparts.com.au\/products\/bmw-g22-m440i-carbon-fibre-v-1-rear-diffuser","provider":"Proven Performance Parts","version":"1.0","type":"link"}