To remove

Unplug the connector for the oxygen sensors and carefully lower the cables.

Fig 1: Removing Connector
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Remove the heat shield over the turbocharger.
Remove the upper oxygen sensor.

Fig 2: Removing Upper Oxygen Sensor
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Remove the nuts for the catalytic converter connection with the turbocharger.
Raise the car.
Remove the front spoiler shield. CV: Remove Chassis reinforcement, front supporting frame, CV
Remove the lower turbocharger pressure pipe.

Fig 3: Removing Lower Turbocharger Pressure Pipe
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Cut the front pipe at the silencer (87mm from end of silencer). Use 83 95 667 PIPE CUTTER/EXHAUST SYSTEM .
Detach the front pipe from the catalytic converter.

Fig 4: Detaching Front Pipe From Catalytic Converter
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Remove the heat shield over the steering gear.
Remove the heat shield over the catalytic converter.
Remove the lower oxygen sensor.

Fig 5: Illustration For Step (11-14)
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Remove the catalytic converter fixing from the engine block and from the catalytic converter.
Remove the catalytic converter.