BMW 1 Series F20/F21 LCI Gloss Black Rear Diffuser (2015-2019)

Finish the rear with a sharper, more aggressive profile.

This gloss-black rear diffuser is designed for the BMW 1 Series F20/F21 LCI with the M Sport rear bumper.

Fitment

• BMW 1 Series F20/F21 LCI
• M Sport rear bumper only
• Model years 2015–2019

Several diffuser styles are available. Match the selected Type to the product image and your bumper and exhaust layout before ordering. If you are unsure, email clear rear and side photos of your car to order.steerlab@gmail.com.

What’s included

One rear diffuser in the selected style, as pictured. Exhaust tips and lighting are included only when explicitly shown and stated for the selected option.

Installation

• Test-fit the diffuser before final installation
• Mounting requirements can vary by bumper condition and selected style
• Professional installation is recommended for correct alignment and secure fitment

Delivery and support

Estimated delivery is 7–15 business days, depending on destination. Tracking is provided when available.

Check fitment before installation. Installed, modified, or damaged parts may be subject to the store’s returns policy.