(Removing the left and right door sill cover strips)

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

Remove door sill cover strip

Release the door sill cover strip (1) from the floor panel using the special tool 0 490 534 (00 9 317) at the clips (2)

Courtesy of BMW OF NORTH AMERICA, INC.
If necessary remove the clips (1) from the floor panel (2) and insert onto the door sill cover strip

Courtesy of BMW OF NORTH AMERICA, INC.