Rear Diffuser with Light for BMW 4 Series G22, G23 M Sport (2020-2025)
Tax included. Shipping calculated at checkout.
Fits: G22, G23 (2020-2025)
Check before ordering: M Sport rear bumper only; match the exhaust-cutout variant to your car before ordering. Facelift (post-2024) bumper fit is not separately confirmed.
Fits your
Not listed for your . Check the fitment table.
to check the fit.
Delivery in 8 to 15 business days to the UK and Europe
Dispatched in 1 to 3 business days, tracked.
Fit guarantee: wrong part for the car listed, we replace or refund it
About this part
A rear diffuser insert for the BMW 4 Series M Sport rear bumper, with a built-in ambient light strip. It comes in eight exhaust-cutout patterns, so choose the variant that matches your car's exhaust before ordering.
Fitment
| Model | Chassis | Years (approx.) | Notes |
|---|---|---|---|
| 4 Series Coupe / Convertible | G22 / G23 | 2020-2025 | M Sport rear bumper only |
Check before ordering: This fits the M Sport rear bumper only. Match the variant name to your car's exhaust cutout using the product photos before ordering; the wrong variant will not sit flush. Fit on the facelifted (post-2024) bumper is not separately confirmed.
What's in the box
- 1 rear diffuser insert
- 1 built-in ambient light strip
Specifications
- Item type: rear bumper diffuser insert
- Light: built-in ambient strip, not E-marked; sold as a cosmetic accent, not a functional lamp
Fitting
- Fits into the M Sport rear bumper opening
- Allow 30-60 minutes
- Fitting instructions aren't included; professional fitting is recommended, especially for wiring the light
FAQ
Which variant do I order?
Match the letter and number code (for example OO-C1 or O-A) to your car's exhaust tip layout in the product photos. If you're not sure, send us a photo of your rear bumper before ordering.
Shipping and returns
| Destination | Estimated delivery |
|---|---|
| UK and Europe (EU, EEA, Switzerland) | 8 to 15 business days |
| United States and Canada | 10 to 20 business days |
| Rest of the world | 12 to 25 business days |
| EU warehouse variants, to EU addresses | 4 to 8 business days |
Dispatch in 1 to 3 business days. A tracking number is emailed with every order.
Shipping is a flat €9.99, free on orders of €49 or more.
US prices include import duties, so there is nothing extra to pay on delivery.
30-day returns for unused items in their original condition. Email info@bmwmods.com first and we'll send the return address. For a change of mind, you pay the return postage.
Fit guarantee: if the part doesn't fit the car or panel in its fitment table, we send a replacement or refund you in full, return postage included.
Faulty items are covered by the 2-year legal guarantee.