51 11 183 Removing and installing/replacing ornamental grille for bumper trim (side)

Unclip retaining lugs (1) and remove ornamental grille (2) towards front.

Installation note: 

Retaining lugs (1) must not be damaged. 

Fig 1: Removing Ornamental Grille With Retaining Lugs

Courtesy of BMW OF NORTH AMERICA, INC.

For replacement with vehicles as of 07/2012: 

Release latch mechanisms (1) and remove trim bar from ornamental grille (2).

Fig 2: Identifying Ornamental Grille And Latch Mechanisms

Courtesy of BMW OF NORTH AMERICA, INC.