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Secure checkout • Free UK shipping • Professional fitting available at our Essex workshop
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Unleash aggressive styling and aerodynamic performance with this motorsport-grade carbon fibre rear diffuser, precision-engineered for the BMW G22/G23 4 Series. Sculpted fins enhance airflow efficiency while delivering unmistakable performance character.
| Material | Prepreg carbon fibre |
|---|---|
| Finish | High-gloss UV-resistant clear coat |
| Style | M Sport |
| Fitment Type | Bolt-on or adhesive |
Will this diffuser fit my BMW 4 Series?
Yes, this diffuser is engineered specifically for G22/G23 4 Series Coupés with the M Sport package, including 425i and M440i models. It integrates perfectly with factory mounting points.
What material is used and why?
Prepreg carbon fibre is aerospace-grade material offering superior strength, reduced weight, and exceptional durability. The high-gloss UV-resistant clear coat maintains a showroom finish and resists yellowing over time.
How difficult is installation?
Installation is straightforward – bolt-on or adhesive fitment with no cutting or drilling. Professional fitting is recommended for best results and can be arranged through Project Styling in Southend-on-Sea.
Does this improve performance?
The sculpted aerodynamic design enhances airflow efficiency and rear-end stability, subtly improving downforce. The primary benefit is track-inspired styling that complements M Sport aesthetics.
Adding product to your cart
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
This website is encrypted. We take your security very seriously. All transactions powered by Shopify.
Rates are approximations. Exact rates will be provided at checkout.
We offer fitting services at our unit in Leigh-On-Sea, Essex.
If you would like to book, please choose fitting on the product you are looking at purchasing.
Otherwise, please give us a call on 07540 331557 or email us at sales@projectstyling.co.uk
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