{"product_id":"bmw-m3-f80-and-m4-f82-f83-carbon-fibre-rear-diffuser-by-form-2014-2019","title":"BMW M3 F80 \u0026 M4 F82 F83 Carbon Fibre Rear Diffuser by FORM (2014-2019)","description":"\u003cp\u003eTake the rear end of your BMW M3 F80 \u0026amp; M4 F82 F83 to the next level with the Carbon Fibre Rear Diffuser from FORM. Engineered to replace the factory lower bumper section, this diffuser improves underbody airflow while delivering a dramatic, motorsport-inspired rear silhouette.\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\u003eLightweight \u003cstrong\u003ecarbon fibre\u003c\/strong\u003e construction with a UV-protected gloss clear coat\u003c\/li\u003e\n\u003cli\u003eDirect-fit replacement for the OEM lower rear bumper section\u003c\/li\u003e\n\u003cli\u003eAggressive vertical fins add visual width and motorsport presence\u003c\/li\u003e\n\u003cli\u003eImproves underbody air extraction for reduced rear lift and improved stability\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 \u0026amp; Construction:\u003c\/strong\u003e Manufactured from \u003cstrong\u003ehigh-grade carbon fibre\u003c\/strong\u003e with a UV-stable clear coat, this component combines lightweight construction with the distinctive weave finish that defines performance-car styling.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eVehicle Compatibility:\u003c\/strong\u003e Engineered for the \u003cstrong\u003eBMW M3 F80 \u0026amp; M4 F82 F83\u003c\/strong\u003e, model years \u003cstrong\u003e2014-2019\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\u003eAbout FORM Industries:\u003c\/strong\u003e FORM Industries is a premium manufacturer of aftermarket exterior and interior upgrades for BMW, Audi, Mercedes-Benz, Volkswagen, Porsche, Tesla, and other modern performance vehicles. Every FORM part is engineered in-house, tested against OEM fitment standards, and finished to a specification that matches — and often exceeds — the factory equivalent. From pre-preg carbon fibre through to OEM-grade gloss black, every component is built to deliver the look, feel, and longevity expected at this price point.\u003c\/p\u003e","brand":"FORM Industries","offers":[{"title":"Default Title","offer_id":55620918968660,"sku":"FO-BF80RDPECFR","price":279.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1019\/0425\/3268\/files\/carbon-fibre-performance-rear-diffuser-for-bmw-m3-m4-2014-2019-f80-f82-f83-essentials-279451_d9486508-369d-4454-a6ab-ab834124559f.jpg?v=1778502087","url":"https:\/\/fifty9performance.co.uk\/products\/bmw-m3-f80-and-m4-f82-f83-carbon-fibre-rear-diffuser-by-form-2014-2019","provider":"Fifty9 Performance","version":"1.0","type":"link"}