BMW F20/F21 Rear Diffuser ACS V1

BMW F20/F21 Rear Diffuser by ACS

Enhance the rear-end styling of your BMW 1 Series with the ACS Rear Diffuser. Designed to integrate seamlessly with the factory rear bumper, it adds a more aggressive and defined lower profile while maintaining the car’s original design balance.

The diffuser improves rear visual depth and presence, delivering a sharper, more purposeful finish that makes it an ideal upgrade for drivers seeking a subtle yet noticeable OEM+ transformation.

Cars this will fit
BMW F20
BMW F21

If you are unsure whether this product will fit your vehicle, please email us with your registration number and we will be happy to check for you. Please note that we do not accept returns for items that do not fit.