F8X F80 F82 M3/M4 Undertray Diffuser N55 75" Diameter

75" Diameter

If you already have a software program for your B58 chances are these tune files are already pre-loaded into your software waiting for you to flash after your downpipe is installed

Replaces your weak factory plastic N54/N55 intake manifold with a direct fit high flow high strength aluminum manifold

Everything from the shape of the fog lights to the angles on the bumper is designed to be as aerodynamic as possible

We can build these turbos with stock snouts or modified machined snouts

F8X F80 F82 M3/M4 Undertray Diffuser N55 75" DiameterF8X M3 M4 4 Piece Diffuser EXPECTATION: 2X2 Carbon Fiber Weave High Gloss Clear Coat Excellent Fitment Professional Installation is required NOTE: Diffuser requires professional installation from experience aftermarket parts installer. Expect 3 4 hours installation time . No instruction is included .