For BMW 1 Series F20/F21 only
This will only fit an M Performance bumper, so please ensure that the product is correct for your vehicle before purchasing
A must-have to drastically transform the rear of your 1 Series!
This diffuser has exhaust 'cut outs' on the left and right side of the car to suit the original tailpipes fitted to an M135i & M140i model. A full fitting kit is supplied.
Professional installation is highly recommended. Any damage due to improper installation will invalidate any claim for a refund.