Remove the rear section of the wheel arch cover on the front left and right

NOTE: Description is for left component only. Procedure on the right side is identical.

NOTE: To provide a better overview: Schematic diagram with partially hidden components.

Loosen the expanding rivet (1) .
Remove screws (arrows).
Removing the rear section of the front wheel arch cover front (2) .

Courtesy of BMW OF NORTH AMERICA, INC.