Precision Fitment
Each part is 3D-scanned against the platform and digitally modelled before tooling — so fitment is engineered, not approximated.
BMW 3 Series G20 / M3 G80 Carbon Fibre Rear Spoiler – PSM Style
£199.00
Transform your BMW 3 Series G20 or M3 G80 with this carbon fibre rear spoiler and make a bold statement on the road.
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 G20 / M3 G80 Carbon Spoiler – PSM Style
Enhance the aerodynamics and sporty aesthetics of your BMW 3 Series G20 or M3 G80 with our Carbon Fibre Rear Spoiler.
Designed for lightweight strength and perfect fitment, this premium spoiler adds an aggressive, track-inspired look while improving high-speed stability.
Compatible Models:
- BMW M3 G80 – 2021 – CURRENT
- BMW 3 SERIES G20 – 2018 – CURRENT
Key Features:
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Pre-Preg Carbon Fibre – lightweight, rigid, and autoclave-cured.
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PSM Style Design – aggressive trunk lip inspired by motorsport.
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Gloss Finish Only – UV-protected clear coat for durability and shine.
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OEM Fitment – engineered for precision installation on G20/G80 models.
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Aerodynamic Benefits – enhances rear-end stability and styling.
Upgrade your BMW 3 Series G20 or M3 G80 with the ASM Sports Tech Carbon Fibre Rear Spoiler – PSM Style, crafted for enthusiasts who demand exclusivity, performance, and OEM+ precision.
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.
BMW M4 G82 / G83 Carbon Fibre Replacement Mirrors
Price range: £480.00 through £580.00
View Product
This product has multiple variants. The options may be chosen on the product page
