51 71... Remove and install/replace left or right lower front brake air duct

Preliminary work: needed: 

• Remove front BUMPER COVER 

Right side only: 

• RELEASE WASHER FLUID RESERVOIR FOR WASHER SYSTEM

Removal: 

Undo expander rivet or screws (1).

Remove screw (2).

Feed out air duct (3) from guide (4) and remove.

Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Feed in air duct (3) with guide (4) into holder.

Secure air duct (3) with screw (2).

Secure expanding rivet or screws (1).

Courtesy of BMW OF NORTH AMERICA, INC.

Required follow-up work: 

• Secure WASHER FLUID RESERVOIR FOR WASHER SYSTEM
• Install front BUMPER COVER