Precision Fitment
Each part is 3D-scanned against the platform and digitally modelled before tooling — so fitment is engineered, not approximated.
BMW 8 Series G14 / M8 F91 Convertible Pre-Preg Carbon Fibre Rear Spoiler
£379.00
Crafted from genuine pre-preg carbon fibre, this spoiler is designed to unleash the true potential and elevate the overall aesthetics.
Specialist online — replies in minutes
Speak to ASM before you order
Straight answers on fitment, lead time and build direction — direct from the team that engineers it.
Open WhatsApp LineDoubt removed
before commitment
Every component leaves on one standard: measured fitment, disciplined materials, and a specialist on the line before and after you order. The proof sits below — not the promise.
Composite Construction
Pre-preg carbon and lightweight composite, finished to a consistent standard and built for structural intent — not cosmetic weight.
Support, Both Sides of the Sale
A specialist answers fitment, lead time and compatibility before you order — and stays reachable after it ships.
BMW G14 / M8 F91 Convertible Dry Carbon Trunk Spoiler
Enhance the elegance and performance of your BMW 8 Series G14 or M8 F91 Convertible with the ASM Sports Tech Pre-Preg Carbon Fibre Rear Spoiler, a premium trunk lip designed to elevate both aerodynamics and aesthetics.
Constructed from autoclave-cured pre-preg carbon fibre, this spoiler combines ultra-lightweight design with exceptional rigidity and flawless surface quality. The elegant profile follows the natural contour of the convertible’s rear deck, adding a subtle yet sporty accent that enhances both luxury and aerodynamic efficiency.
Compatible Models:
- BMW 8 Series Convertible (2018+, G14)
- BMW M8 Convertible (2019+, F91)
Features & Details
Lightweight Structure
Carbon fibre is renowned for its strength and lightweight properties, which help in reducing the overall weight of the vehicle, enhancing performance
Aerodynamic Efficiency
Designed to improve the car’s aerodynamic, the spoiler decreases drag while providing increased downforce for better stability at high speeds.
Enhanced Durability
Pre-preg carbon fibre is known for its high durability and resistance to various environmental factors, such as UV rays and moisture.
Sporty Aesthetic
It gives the vehicle a more aggressive and sporty look with its sleek, polished finish, complementing the BMW 8 Series G14/M8 F91 overall design.
Precise Fit and Finish
Manufactured to match the exact dimension of the vehicle, ensuring a perfect fit and seamless integration with the car’s existing lines.
Upgrade your BMW 8 Series G14 or M8 F91 Convertible with the ASM Sports Tech Pre-Preg Carbon Fibre Rear Spoiler, crafted for OEM precision, supercar-grade materials, and a refined performance presence.
The questions
worth asking first
Fitment, installation, materials, lead time and support — the answers that settle the last doubts before you order. Anything not covered, the specialist line is one tap away.
Fitment is defined by the product title, the listed application scope and your platform. If you're unsure, open the WhatsApp line and a specialist will confirm the correct application before you order.
Yes — particularly for carbon aero, exhaust components and platform-specific upgrades, where alignment, finish protection and correct hardware positioning matter to the result.
It depends on the part, but the standard is consistent: disciplined finish, clean visual consistency and resolved platform-specific presentation. Pre-preg carbon and lightweight composite where the application calls for it.
It depends on whether the part is in stock or built to order. The estimated timeline on the product page is the reference to use before checkout — and the specialist line can confirm it for your exact spec.
Yes. For fitment, visual direction, material choice or build planning, use the WhatsApp block on this page and a specialist will guide you before you place the order.
Yes — worldwide shipping is available across most ASM Sports Tech lines. Method and transit time vary by product category, destination and dispatch origin.
Two ways
to order
Order directly with ASM Sports Tech, or through an authorised partner in your region. Same components, same standard — whichever route fits the build.
Regional Access
Prefer a local point of contact? An authorised ASM partner in your region can handle the order end to end.
Project-Based Ordering
Multi-part builds and full upgrade directions are best coordinated as one order — we'll plan it with you before placement.
Direct or Dealer
Order direct from ASM or through a partner — the parts, the fitment standard and the support are identical either way.
// ASM Sports Tech — The Programme
Complete the build
Matching components for the same platform — selected to fit alongside what you're ordering and finish the build as one resolved direction.
