51 48 001 Removing and installing/replacing engine hood/bonnet sound insulation

COOPER S Only: 

Unscrew nuts (1) and remove screws (2) securing air intake duct (3) to the engine hood/bonnet and remove the duct.

Fig 1: Identifying Air Intake Duct Screws

Courtesy of BMW OF NORTH AMERICA, INC.

All Models: 

Remove screw rivets (1) from sound insulation.

Remove sound insulation.

Fig 2: Locating Screw Rivets In Sound Insulation

Courtesy of BMW OF NORTH AMERICA, INC.