{"product_id":"bmw-m3-f80-and-m4-f82-pre-preg-carbon-fibre-gt-rear-diffuser-set-by-form-2014-2020","title":"BMW M3 F80 \u0026 M4 F82 Pre-Preg Carbon Fibre GT Rear Diffuser Set by FORM (2014-2020)","description":"\u003cp\u003eSharpen the rear profile of your BMW M3 F80 \u0026amp; M4 F82 with the Pre-Preg Carbon Fibre Rear Diffuser from FORM. Combining aerodynamic function with aggressive styling, this diffuser bolts directly in place of the factory unit for a clean OEM+ finish.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect OEM fitment\u003c\/strong\u003e — retains factory mounting points, wiring connectors, and sensor cut-outs where applicable\u003c\/li\u003e\n\u003cli\u003eImproves underbody air extraction for reduced rear lift and improved stability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutoclave-cured pre-preg carbon fibre\u003c\/strong\u003e construction for a consistent 2x2 twill weave and show-quality clear-coat finish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUV-stable clear coat\u003c\/strong\u003e prevents yellowing, fogging, and weave degradation over time\u003c\/li\u003e\n\u003cli\u003eDirect-fit replacement for the OEM lower rear bumper section\u003c\/li\u003e\n\u003cli\u003eBacked by \u003cstrong\u003eFORM Industries\u003c\/strong\u003e — a trusted name in OEM-level aftermarket upgrades for modern performance cars\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eMaterials:\u003c\/strong\u003e Every panel is pressed in \u003cstrong\u003epre-preg carbon fibre\u003c\/strong\u003e and autoclave-cured for a dense, consistent weave and a high-gloss factory finish. The UV-stable clear coat protects against sun fade, road grime, and the surface micro-cracking that can affect lower-grade carbon parts after a few seasons of use.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eVehicle Compatibility:\u003c\/strong\u003e Engineered for the \u003cstrong\u003eBMW M3 F80 \u0026amp; M4 F82\u003c\/strong\u003e, model years \u003cstrong\u003e2014-2020\u003c\/strong\u003e. The part uses factory mounting hardware and (where relevant) existing wiring connectors, so a standard install requires no modification to your car's bodywork or wiring loom. Chassis codes matter — please confirm yours matches the listed fitment above before placing your order.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eInstallation:\u003c\/strong\u003e Fitment is straightforward for an experienced installer using standard hand tools. We strongly recommend installation by a qualified bodyshop or detailer, particularly for exterior components that require panel alignment, adhesive bonding, or painted-surface preparation. Full fitment guidance is provided in the box, and our support team can help confirm the best approach for your specific car.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eThe FORM Industries Difference:\u003c\/strong\u003e Where many aftermarket brands compete on price, FORM competes on fit and finish. Every part in the catalogue is developed on real cars — not just in CAD — with panel-gap tolerances, material selection, and finishing processes benchmarked against the OEM part it replaces. It's why FORM has become one of the go-to names for BMW M, Audi RS, and Porsche GT owners looking for an upgrade that genuinely measures up.\u003c\/p\u003e","brand":"FORM Industries","offers":[{"title":"Default Title","offer_id":55620892098900,"sku":"FO-BF8XGFOD","price":799.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1019\/0425\/3268\/files\/bmw-m3-f80-m4-f82-pre-preg-carbon-fibre-rear-diffuser-set-by-tre-2014-2020-tre-637911_dc7e8ecd-60ef-4f9d-b100-0ae1a30feac3.jpg?v=1778501586","url":"https:\/\/fifty9performance.co.uk\/products\/bmw-m3-f80-and-m4-f82-pre-preg-carbon-fibre-gt-rear-diffuser-set-by-form-2014-2020","provider":"Fifty9 Performance","version":"1.0","type":"link"}