F10 M5 Rear Bumper Diffusor/Insert Kit - BMW (PKF10M5DIFF)

F10 M5 Rear Bumper Diffusor/Insert Kit.  Includes M5 rear bumper diffusor (shaded blue in picture) and black center insert.  Diffusor comes primed and requires painting.  *May require modification if retrofitting onto any other vehicle than the F10 M5 - please retrofit at own risk and consult the BMW forums for retrofit information.