13 71 038 Removing And Installing/Replacing Clean Air Pipe (BMW ALPINA B7)

Necessary preliminary tasks:

Remove acoustic cover from engine.

IMPORTANT: If the charge-air hoses are not fitted dry and without grease, this may cause supercharger system failure!
Charge-air hoses must be installed dry and free from grease!

Release clamp (1).

Release screw (2).

Fig 1: Identifying Clamp And Screw

Courtesy of BMW OF NORTH AMERICA, INC.

Release clamp (1) and remove clean air pipe (2).

Fig 2: Identifying Clamp And Air Pipe

Courtesy of BMW OF NORTH AMERICA, INC.