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BMW M4 G82/G83 Carbon Fibre Rear Diffuser by CT Design - Performance Rear Valance / Bumper Insert Splitter Lip Trim Undertray (2021+) Pre-Preg OEM+ Aero for M4 Coupe & Convertible
BMW M4 G82/G83 Carbon Fibre Rear Diffuser by CT Design - Performance Rear Valance / Bumper Insert Splitter Lip Trim Undertray (2021+) Pre-Preg OEM+ Aero for M4 Coupe & Convertible
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Transform the rear of your BMW M4 with this CT Design carbon rear valance upgrade. Precision crafted from ultra light pre-preg carbon fibre, it delivers a sharp motorsport look, OEM plus styling and a premium finish that instantly elevates the back end of your G82 or G83.
We have run this piece on our own builds and installed it for customers, and the feedback has been consistently excellent. Expect a tight weave, clean edges and a quality fit that looks right at home on the M4. If you are chasing a more aggressive stance without unnecessary weight, this rear aero piece is the ideal choice.
Compatibility
- BMW M4 G82 Coupe 2021 onwards
- BMW M4 G83 Convertible 2021 onwards
Why choose this rear valance for your M4
- Pre-preg carbon fibre construction for strength and low weight
- CT Design styling for an assertive, track inspired look
- Premium weave and high quality finish for an OEM plus appearance
- Designed in house by our team for a refined fit and look
Popular search terms to find this item
BMW M4 rear valance, G82 rear diffuser upgrade, G83 carbon rear bumper insert, BMW M4 carbon rear undertray, M4 rear aero kit, BMW M4 carbon rear splitter, G82 carbon rear trim, M4 Coupe rear diffuser 2021+, M4 Convertible carbon rear, BMW M4 performance rear styling.
Fitting and support
Professional installation is recommended. MJ Modifications offers fitting at our workshop in Warwickshire. For a fitting quote or to book your car in, email info@mjmodifications.co.uk.
Good to know
- Direct upgrade for the factory rear section on G82 and G83 platforms
- Lightweight carbon construction to complement performance focused builds
- Ideal for enthusiasts seeking a clean, aggressive rear profile
Ready to give your BMW M4 the rear end it deserves. Add to basket today and complete your CT Design styling with a premium carbon rear diffuser upgrade.
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