To remove

WARNING: The turbocharger can be hot and great care must be observed.

Pump the brake pedal until the vacuum is removed from the brake servo.
Remove the pipe from the T-nipple on the vacuum pipe.

Fig 1: Illustration For Step 2
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Aut: Remove the gear cable clips from the pipe.

Fig 2: Illustration For Step 3-4
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Remove the pipe from the brake servo.