Removing the front section of the front wheel arch cover on the left and right

NOTE: Perform the steps on the right and left side.

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

Remove the front section of the front wheel arch cover

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

Remove screws (arrows).
Remove and extract front section (1) of the front wheel arch cover together with the brake ventilation duct (2).

Courtesy of BMW OF NORTH AMERICA, INC.
For replacement:
Loosen screw (1).

Remove brake ventilation duct (2).

Courtesy of BMW OF NORTH AMERICA, INC.