Exterior Components› Body Panels and Components

RW Carbon

GTX 4-Piece Rear Diffuser Kit

$1,799.95

SKU: bmwf8x028

In Stock
In Stock
Ships by Jul 29
Free Shipping
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The RW Carbon GTX rear diffuser is a 4-piece aerodynamic enhancement for the BMW F8X M3 and M4. It is constructed from genuine 2x2 carbon fiber and finished with a UV-resistant clear coat for durability. This kit includes the main diffuser, two side extensions, and an undertray.

Installation is a direct bolt-on process requiring no special modifications or cutting.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandRW Carbon
Part Numberbmwf8x028
CategoryExterior Components

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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