Transform the rear of your F8x with a genuine carbon rear valance
Give your M car the aggressive motorsport look with this MP-inspired rear bumper diffuser insert in real carbon fibre. Precision-made for a sharp, OEM-plus finish, it enhances the rear profile, highlights the quad exhausts and delivers that premium performance aesthetic enthusiasts want.
Vehicle compatibility
- 2014–2020 BMW F80 M3 saloon
- 2014–2020 BMW F82 M4 coupé
- 2014–2020 BMW F83 M4 convertible
Why choose this carbon rear bumper diffuser
- Genuine carbon fibre construction for a lightweight, high-quality finish
- MP-style design for a bold, factory-inspired upgrade
- Clean, aggressive lines that sharpen the rear end and frame quad tailpipes
- Designed for straightforward fitment to F80, F82 and F83 platforms
- Supplied by CT Carbon, a trusted name in premium exterior styling
Our experience
We’ve installed this rear diffuser on multiple F8x builds and customer cars. Fitment is excellent and the gloss carbon finish looks superb in all lighting. Feedback has been consistently positive on both appearance and overall quality.
Installation and fitting
This is a direct styling upgrade for the lower rear bumper section. Professional fitting is recommended for the best alignment and finish.
Want it fitted? Book with MJ Modifications in Warwickshire. Email info@mjmodifications.co.uk for a quotation.
What’s included
- 1 x rear diffuser panel in genuine carbon fibre
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