Installing Air Box For Throttle Housing (Intake Pipe Upstream Of Throttle Valve)

Place intake manifold in installation position.
Insert cable for mass air flow meter on the intake pipe underneath the intake pipe.

Fig 1: Identifying Intake Pipe Cable
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Press intake manifold into the air-cleaner housing. Push in both fastening bolts as far as they will go.
Turn both fastening bolts on the air cleaner housing from the removal mark back to the initial mark -arrows- .

Fig 2: Turning Air Cleaner Housing Fastening Bolts
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Move intake pipe into installation position, fit screw-type clamp on throttle housing. Connect cable plug for mass air flow meter. -arrows-

Fig 3: Locating Throttle Housing Screw-Type Clamp
Courtesy of PORSCHE CARS NORTH AMERICA, INC.