The Kies Carbon 4 Series M Performance style carbon fiber rear diffuser offers incredible styling, quality engineering/manufacturing, at wallet-friendly prices.
The M Performance package is one of the most highly sought after aero-aesthetic upgrades, because the upgrades make such a dramatic impact to the exterior appearance of your ride!
Our Kies Carbon M Performance style upgrades serve the sole purpose of attaining that factory look without paying the factory price.
Our F32 carbon fiber M Performance style rear diffuser will fit any 204+ BMW 4 series that is equipped with the M Sport package, and if you don’t have the M Sport package you can look into upgrading with one of our Kies Carbon aftermarket M Sport style bumper conversion kits.
Kies Carbon aerodynamic upgrades are constructed from industry standard 2x2 weave 3K carbon fiber fabric for a clean look and superb strength. It is also finished with a long lasting, high quality gloss coat finish so your parts will not only look good, but last the test of time.
Note: Please make sure you select the right exhaust option for your particular application (420i, 428i, 435i or quads).
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