Find Parts That Fit Your Vehicle

Rear Diffuser

Adding a more aggressive rear diffuser to your BMW can offer some performance benefits, but is primarily an aesthetic upgrade. BMWs naturally look great from the rear, why not make yours look even better?
Sort By:
HARD Motorsport Rear Diffuser Kit - BMW E90 335i
HARD Motorsport Rear Diffuser Kit - BMW E90 335i
HARD Motorsport - Corporate Logo
T#:390178
Part#: RDIFFUSER.E90
Special Order: No Guaranteed ETA
$ 489.00 USD
Add to Wish List
$ 489.00 USD
Add to Wish List

To keep wind drag on the rear end of your E90 335i, HARD Motorsport has developed their lightweight Aluminum Rear Diffuser Kit. It reduces undercar drag, allowing for optimal downforce.

Diffuser is unpainted and does not work with stock exhaust. Straight pipes or custom exhaust work recommended.

 

Fits the following vehicles:

2006-2013 E90 BMW 335i 

Show More Show Less
JCW GP2 Rear Center Diffuser Retrofit & Hardware Kit - R56 - R59
JCW GP2 Rear Center Diffuser Retrofit & Hardware Kit - R56 - R59 ...
10X Entries Into Our F80 M3 Sweepstakes
For Vehicles with rear JCW Aerodynamic bumper
Packaged by Turner - Corporate Logo
T#:41661229
Part#: 51747330558TKT
In Stock
Sale - Save 1% $ 370.99

This product was last offered at the strikethrough price on
05-03-2026

$ 366.11 USD
Free Shipping on orders $49 and up
Add to Wish List
Sale - Save 1%
$ 370.99

This product was last offered at the strikethrough price on
05-03-2026

$ 366.11 USD
Free Shipping on orders $49 and up
Add to Wish List
Perfect for enthusiasts and professionals alike, this mounting kit guarantees a proper fit and finish for MINI models equipped with the JCW rear aero bumper.

Select Vehicle

BMW Mini
Clear Vehicle

Purpose

Category

Brand

Price

$
$

Special Offers

Shipping