Transform the rear end of your G8x with a premium CT Carbon pre-preg carbon fibre rear valance surround. This lightweight rear bumper garnish elevates the look with a crisp motorsport aesthetic while replacing the dull factory plastic piece for a sharper, more aggressive finish.
Crafted from real pre-preg carbon fibre for excellent strength-to-weight performance and a precision fit, this rear lower bumper trim is a direct upgrade that instantly enhances the stance and road presence of your car. We have fitted this on customer vehicles and on our own builds; feedback on the fit and finish has been outstanding.
Compatible models
- BMW M3 G80 Saloon — 2021+
- BMW M3 G81 Touring — 2021+
- BMW M4 G82 Coupé — 2021+
- BMW M4 G83 Convertible — 2021+
Why choose this rear bumper insert
- Genuine pre-preg carbon fibre construction for a premium appearance
- Replaces the standard black plastic lower panel for a cleaner, performance look
- Precise fitment designed specifically for G80, G81, G82 and G83 platforms
- Lightweight composite upgrade that complements other exterior aero styling
- Subtle yet impactful visual change that works with stock or aftermarket exhausts
Also searched as
G8x rear valance, rear bumper trim, diffuser surround, diffuser frame, rear apron insert, lower bumper carbon, rear garnish, carbon rear panel, M3 rear upgrade, M4 carbon upgrade, G80 rear carbon, G81 rear carbon, G82 rear carbon, G83 rear carbon, performance styling, CT Carbon rear piece.
Finish and fitment
Manufactured by CT Carbon using pre-preg carbon fibre for consistent weave and crisp edges. Designed to integrate with OEM mounting points where applicable and to align seamlessly with the existing diffuser area and bumper lines.
Installation
Professional fitting recommended. MJ Modifications can supply and install at our Warwickshire workshop. For a fitting quote or to book in, email info@mjmodifications.co.uk.
What you receive
- 1 x CT Carbon rear lower bumper trim for G8x
Upgrade your M car with a rear carbon enhancement that looks factory-plus and feels built to last. Order today for a clean, purposeful finish that sets your car apart.
