Engine Intake System (Induction) And Turbocharger (WRX): Turbocharger: Assembly

Install the exhaust stay to the turbocharger.
Tightening torque:

7.15 N.m (0.7 kgf-m, 5.3 ft-lb)

Fig 1: Locating Turbocharger Exhaust Stay Bolts
Courtesy of SUBARU OF AMERICA, INC.
Attach the stud bolts to the turbocharger.
Tightening torque:

14.7 N.m (1.5 kgf-m, 10.8 ft-lb)

Fig 2: Locating Turbocharger Stud Bolts
Courtesy of SUBARU OF AMERICA, INC.
Install the air control hose to the turbocharger.

Fig 3: Locating Air Control Hose Clamps
Courtesy of SUBARU OF AMERICA, INC.
Install the turbocharger pipe to the turbocharger.
NOTE: Use a new gasket.

Tightening torque:

31.5 N.m (3.2 kgf-m, 23.2 ft-lb)

Fig 4: Locating Turbocharger Pipe Bolts
Courtesy of SUBARU OF AMERICA, INC.
Install the union screw pipe assembly to the turbocharger.
NOTE: Use a new gasket.

Tightening torque:

T1: 6.8 N.m (0.7 kgf-m, 5.1 ft-lb)

T2: 16 N.m (1.6 kgf-m, 11.8 ft-lb)

Fig 5: Identifying Union Screw Pipe Assembly And Turbocharger Bolts
Courtesy of SUBARU OF AMERICA, INC.