OEM Style Pre-Preg Carbon Fibre Rear Diffuser for BMW G90 G99 M5 2025-Present

• Our order cut-off time is 2pm.
• Free delivery to UK mainland (apart from Scottish Highlands, Remote Island).

• Shipping to Northern Ireland, Scottish Highland and other remote locations bears/requires a surcharge of £20.00.

• Worldwide shipping available! Please contact us for a quote.

• In-stock items will be dispatched within 1–2 working days. If the item is out of stock or made to order, we will contact you within 24 hours to give you the option to cancel or proceed with your order with a lead time of 2–6 weeks depending on the item.

• Contact us for stock check. Our team is happy to assist.

• Our product/s come with fitting kits where applicable, double sided tape include for spoiler.
• Professional installation is always recommended on all Carbon Factory's product/s.
• Fitting partners across the country, contact us and we can recommend a specialist near you.
• All Carbon Factory products come with a 6 month warranty, unless otherwise stated. View the full warranty information on our website.
• Fitting guidelines can be found on here.

• It is the fitter's responsibility to ensure the item is fitted securely. Carbon Factory will not be held responsible if the item becomes loose from the car.

Carbon Fibre Parts

In addition to the classic glossy finish, we now offer matte finish and forged carbon fibre options.

• Matte Carbon Fibre – A smooth, “flat” finish that provides a more subtle and refined look. Example
• Forged Carbon Fibre – Features a unique, non-traditional weave pattern, offering enhanced strength but requiring more material to produce. Example

Gloss Black Parts

A matte finish option is also available.

Lead Time: Approximately 2-3 weeks.

Please note that this product is an aftermarket part and is not manufactured or endorsed by the original equipment manufacturer (OEM).

This product is designed for track and show use only and is not intended for public road use. Usage of this product is at your own risk and responsibility. Carbon Factory Limited is not liable for any fees, penalties, or costs incurred due to the failure to verify compliance with applicable laws and regulations prior to purchase and installation.