Upgrade the rear of your BMW 1 Series LCI with the 3DDesign Carbon Fibre Rear Diffuser for F20 F21. This premium pre-preg carbon fibre rear diffuser delivers an aggressive, motorsport-inspired look while enhancing the clean, OEM-plus aesthetic BMW owners love. Designed specifically for the facelift BMW 1 Series LCI 2015-2019, it is the perfect rear diffuser upgrade for BMW M135i LCI and BMW M140i owners seeking high quality, precision fitment and true 3DDesign craftsmanship.
At Nforcd we have fitted this 3DDesign carbon fibre diffuser to customer M135i and M140i builds and the feedback has been excellent. Customers consistently praise the fit, finish and how dramatically it transforms the rear end. If you are searching for a BMW 1 Series rear diffuser, BMW M140i diffuser, BMW M135i diffuser or F20 F21 carbon fibre diffuser, this is the upgrade that delivers both style and quality.
Key features
- Genuine 3DDesign pre-preg carbon fibre rear diffuser for BMW 1 Series LCI F20 F21
- Designed specifically for BMW M135i LCI 2015-2016 and BMW M140i 2016-2019
- Premium pre-preg carbon fibre construction for a lightweight, high strength finish
- Transforms the rear bumper with a sharper, more aggressive, motorsport-inspired look
- Excellent fitment on LCI models with installation hardware included
- Ideal BMW 1 Series diffuser upgrade for enthusiasts wanting OEM-plus styling
Why choose this BMW 1 Series diffuser
- 3DDesign quality and design language that complements the F20 F21 body lines
- Proven on customer cars at Nforcd with superb feedback on fit and appearance
- Perfect for searchers looking for BMW 1 Series LCI diffuser, M140i carbon fibre diffuser, M135i rear diffuser, F20 diffuser, F21 diffuser and carbon fibre rear valance upgrades
- Also commonly searched as: carbon fibre rear diffuser, carbon fiber rear diffuser, BMW 1 Series rear diffuser F20 F21, BMW M140i carbon fibre diffuser
What’s in the box
- 1 x 3DDesign Carbon Fibre Rear Diffuser
- Installation hardware
Compatible models
- BMW M135i LCI 2015-2016 F20 F21
- BMW M140i 2016-2019 F20 F21
Fitting and installation
Professional fitting is recommended. Nforcd offers installation at our Warwickshire facility. To request a fitting quote or book your slot, contact Sales@nforcd.com.
If you are upgrading your BMW 1 Series LCI rear bumper styling, this 3DDesign pre-preg carbon fibre rear diffuser is the standout choice for F20 F21 owners. Add instant road presence, premium materials and a precise model-specific design to your M135i LCI or M140i.