CT Design Carbon Fibre Rear Diffuser/Valance with Integrated LED F1-Style Centre Light for BMW M3/M4 G80 G81 G82 G83 (2021+) - G8X Rear Bumper Insert, Carbon Rear Apron Splitter, Pre-Preg Gloss Performance Aero

CT Design carbon rear valance with integrated LED centre light for BMW G8X

Transform the back end of your G8X with this CT Design rear bumper insert in genuine pre-preg carbon fibre. Expect a sharper, more aggressive look, premium build quality and a motorsport-inspired LED centre lamp that instantly modernises your M car. Lightweight, rigid and beautifully finished, it delivers that high-end performance styling your BMW deserves.

Compatible models

• BMW M3 G80 Saloon 2021+
• BMW M3 G81 Touring 2021+
• BMW M4 G82 Coupé 2021+
• BMW M4 G83 Convertible 2021+

Why enthusiasts choose this rear diffuser upgrade

• Real pre-preg carbon construction for superb strength-to-weight and a high-end finish
• CT Design styling gives a bold, road-ready look with serious presence
• Integrated centrally mounted LED for a clean, factory-plus appearance
• Precise fitment designed for the G8X platform to align with OEM bumper contours
• Gloss clear coat with UV protection to help maintain depth and clarity over time

What you get

• CT Design carbon rear valance for G8X
• Integrated LED centre light assembly

Installation and support

Professional fitting is recommended for best alignment and finish. We offer installation at MJ Modifications in Warwickshire. For a fitting quote or to book your car in, email info@mjmodifications.co.uk.

Why buy from MJ Modifications

We have fitted this upgrade on customer cars and in our own builds, and the feedback has been consistently excellent. Fitment is tight, the finish is premium and the transformation at the rear is immediate. If you want that performance look with dependable quality, this is the rear aero piece to choose.

Popular search terms

G80 rear diffuser, G81 Touring carbon rear valance, G82 rear splitter LED, G83 convertible carbon rear bumper insert, BMW M3 carbon rear apron, BMW M4 carbon fibre rear undertray, G8X carbon rear lip, CT Design aero kit, pre-preg carbon rear, LED centre light for M3 M4, BMW G80 G82 rear styling upgrade, performance rear diffuser for BMW M4, carbon rear for G81 Touring.