{"product_id":"audi-rs3-8y-lci-pre-preg-carbon-fibre-outer-diffuser-trim-by-form-2025","title":"Audi RS3 8Y LCI Pre-Preg Carbon Fibre Outer Diffuser Trim by FORM (2025+)","description":"\u003cp\u003eTake the rear end of your Audi RS3 8Y LCI to the next level with the Pre-Preg Carbon Fibre Rear Diffusers 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\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\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\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\u003eFitment Notes:\u003c\/strong\u003e Built to suit the \u003cstrong\u003eAudi RS3 8Y LCI\u003c\/strong\u003e, model years \u003cstrong\u003e2025+\u003c\/strong\u003e. This is a direct-fit replacement or overlay depending on variant — the part matches the factory mounting pattern and panel geometry of the listed models, so a standard install is bolt-on \/ clip-on with no cutting or drilling required. If your car was built with a non-standard options pack, it's worth checking fitment with our team before ordering.\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\u003eWhy FORM Industries:\u003c\/strong\u003e FORM has built a reputation among serious owners of BMW, Audi, and other modern performance cars by obsessing over the details most aftermarket brands skip — panel gap tolerances, UV-stable finishes, genuine pre-preg composite processes rather than cheaper wet-layup shortcuts, and in-house fitment testing on real cars rather than CAD models alone. The result is a range of parts that install like factory equipment and hold up the way factory equipment should.\u003c\/p\u003e","brand":"FORM Industries","offers":[{"title":"Default Title","offer_id":55620886495572,"sku":"FO-A8YLDFCF","price":749.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1019\/0425\/3268\/files\/awaiting-image-1170x1170_da0b1d96-13f4-4de8-929d-cf7ad356ab6b.png?v=1778501523","url":"https:\/\/fifty9performance.co.uk\/products\/audi-rs3-8y-lci-pre-preg-carbon-fibre-outer-diffuser-trim-by-form-2025","provider":"Fifty9 Performance","version":"1.0","type":"link"}