Installing the lower rear trim (M aerodynamics package)

• If necessary, cut the trim (1)  at marked line (cutout for trailer hitch).
• Position trim (1)  on the detents (arrows) and snap it in.

Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work 

• Refer to INSTALLING THE HOLDER FOR THE LEFT AND RIGHT TAIL LIGHT (M AERODYNAMICS PACKAGE) .
• Refer to INSTALLING THE REAR BUMPER COVER .
• Refer to INSTALLING THE LEFT AND RIGHT DIFFUSER .
• Refer to INSTALLING THE CENTER DIFFUSER .
• Refer to INSTALLING THE REAR UNDERBODY PANELLING .
• Refer to PUTTING THE REAR RADAR SENSOR SHORT RANGE LEFT AND RIGHT INTO OPERATION .