{"product_id":"gloss-black-performance-rear-diffuser-for-bmw-3-series-by-form-2019-g20-g21","title":"Gloss Black Performance Rear Diffuser for BMW 3 Series by FORM (2019+, G20 G21)","description":"\u003cp\u003eSharpen the rear profile of your BMW 3 Series with the Gloss Black 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\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\u003e\n\u003cstrong\u003eOEM-grade gloss black finish\u003c\/strong\u003e with high-build primer for a deep, mirror-like appearance\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\u003eConstruction:\u003c\/strong\u003e Pressed in durable ABS plastic with a multi-stage \u003cstrong\u003egloss black\u003c\/strong\u003e paint finish — primed, base-coated, and clear-coated to OEM automotive standards. The finish is deep, reflective, and paint-matched to the BMW Black Sapphire \/ equivalent OEM darks for seamless integration on factory-black cars.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eVehicle Compatibility:\u003c\/strong\u003e Engineered for the \u003cstrong\u003eBMW 3 Series\u003c\/strong\u003e, model years \u003cstrong\u003e2019+, G20 G21\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":55620910055764,"sku":"FO-BG20PERDGBR","price":165.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1019\/0425\/3268\/files\/gloss-black-performance-rear-diffuser-for-bmw-3-series-2019-g20-g21-autoid-essentials-958628_567126e1-72f0-444c-b21b-6892999a8e09.jpg?v=1778501883","url":"https:\/\/fifty9performance.co.uk\/products\/gloss-black-performance-rear-diffuser-for-bmw-3-series-by-form-2019-g20-g21","provider":"Fifty9 Performance","version":"1.0","type":"link"}