The perfect diffuser option for your 4-series!
For Vehicles with M-Sport Package Only
- Brand:
-
- ES#:
- 4723237
- Mfg#:
-
F32PDIFF428
$150.00 USD
Lifetime Replacement
Designed to resemble the M-Performance line!
For Vehicles with M Sport bumper only
- Brand:
-
- ES#:
- 4490496
- Mfg#:
-
G20PDIFF330-GB
$150.00 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
Direct replacement rear diffuser for M340i!
For Pre-LCI vehicles only (production date up to 07/2022)
- Brand:
-
- ES#:
- 4490493
- Mfg#:
-
G20MTDIFF340
$150.00 USD
Lifetime Replacement
Comes In Primer, Ready To Paint
- Brand:
-
- ES#:
- 75995
- Mfg#:
-
51122695274
3% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$30.99
This product was last offered at the strikethrough price on
07-21-2026
$29.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
Not for cars with M Aerodynamics Package. | Rear Lower
- Brand:
-
- ES#:
- 1902978
- Mfg#:
-
51127227841
3% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$150.00
This product was last offered at the strikethrough price on
07-21-2026
$145.99 USD
Free Shipping
Lifetime Replacement
Chrome- fits MSport bumpers.
- Brand:
-
- ES#:
- 1844593
- Mfg#:
-
51128047729
4% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$150.99
This product was last offered at the strikethrough price on
07-21-2026
$144.99 USD
Free Shipping
Lifetime Replacement
Chrome- fits MSport bumpers.
- Brand:
-
- ES#:
- 1844594
- Mfg#:
-
51128047730
4% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$150.99
This product was last offered at the strikethrough price on
07-21-2026
$144.99 USD
Free Shipping
Lifetime Replacement
Bumper mounted reflector
- Brand:
-
- ES#:
- 2924744
- Mfg#:
-
63147304047
4% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$74.99
This product was last offered at the strikethrough price on
07-21-2026
$71.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
Located under the rear bumper
- Brand:
-
- ES#:
- 178796
- Mfg#:
-
64228368570
2% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$48.99
This product was last offered at the strikethrough price on
07-21-2026
$47.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
-M-
- Brand:
-
- ES#:
- 4188298
- Mfg#:
-
51128070741
4% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$145.99
This product was last offered at the strikethrough price on
07-21-2026
$139.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
Lower rear bumper valence
- Brand:
-
- ES#:
- 76066
- Mfg#:
-
51123416235
$138.99 USD
Lifetime Replacement
All of the hardware needed to properly install your rear bumper
For vehicles with a production date up to 03/2003
- Brand:
-
- ES#:
- 2817723
- Mfg#:
-
51122293990
$137.90 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
Not for cars with M Aerodynamics Package. | Rear Center
- Brand:
-
- ES#:
- 3198516
- Mfg#:
-
51127387297
4% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$141.99
This product was last offered at the strikethrough price on
07-21-2026
$135.99 USD
Lifetime Replacement
Fits on the driver side
- Brand:
-
- ES#:
- 2578472
- Mfg#:
-
63147847165
3% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$34.99
This product was last offered at the strikethrough price on
07-21-2026
$33.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
Mounts in the rear bumper.
For LCI vehicles without an M Sport Bumper only - does not fit Pre-LCI bumpers
- Brand:
-
- ES#:
- 1904199
- Mfg#:
-
63147240998
6% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$35.99
This product was last offered at the strikethrough price on
07-21-2026
$33.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
Replacement diffuser for rear bumper
For vehicles with M Sport bumper and trailer hitch
- Brand:
-
- ES#:
- 76084
- Mfg#:
-
51123433424
8% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$145.99
This product was last offered at the strikethrough price on
07-21-2026
$133.99 USD
Free Shipping
Lifetime Replacement
