http://tinyurl.com/ldxkk6m
BMW e53 Bumper Cover Trailer Hitch Mount Trim Flap rear plastic
Bumper Cover Flap Center Trim Flap for Trailer Hitch Mount
Brand NEW part with full 1 year warranty.
BMW part# 51 12 8 402 327, check fit below.
Genuine BMW part, recently made: not been lying around.