WARNING: This page is about a different car, the 2010 Porsche Cayenne, 2009 Porsche Cayenne, and 2008 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Intake Muffler
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Unscrew fastening screw -Arrow 1-
.
Fig 2: Removing Intake Muffler
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Open the fastening clamp -Arrow A-
and unscrew the intake muffler -Arrows B-
.