51 47 490 Removing and installing/replacing front assembly underside protection
Unfasten screws (2 and 3).
Pull forward assembly underside protection (1) under bumper trim and wheel arch trims (4) on left/right.
Installation:
Make sure wheel arch trims (4) on left/right are correctly seated.
Center underside protection (1) and tighten down screws (2 and 3).