BMW 1 Series F20 F21 M Sport Gloss Black Rear Diffuser | 2015–2019

Upgrade the rear of your BMW 1 Series with a sharper, more aggressive gloss black diffuser designed for the F20 and F21 facelift M Sport bumper. Choose from three styles, including an option with a centre LED light.

Compatibility

• BMW 1 Series F20 five-door and F21 three-door
• Facelift / LCI models from 2015–2019
• Designed for the M Sport rear bumper only
• Suitable for common 114d, 116d, 118i, 120i, 125d, M135i and M140i applications when the bumper and exhaust layout match

Please compare your rear bumper and exhaust position with the product images before ordering. This diffuser does not fit the standard non-M Sport bumper. If you are unsure, send us a clear rear photo of your vehicle before purchase.

Style options

• A Style: gloss black diffuser without centre LED
• B Style: gloss black diffuser with centre red LED light
• C Style: alternative gloss black fin design without centre LED

Features

• High-gloss black finish
• Aggressive vertical-fin design
• Direct replacement styling panel for the compatible M Sport bumper
• LED wiring included with the B Style option
• Durable automotive-grade plastic construction

Professional installation is recommended. The LED version requires an electrical connection and should be installed by a competent technician. Test-fit the diffuser and confirm exhaust clearance before final fixing. This is an aftermarket styling part and is not manufactured or endorsed by BMW.