Front Exhaust Pipe: Installation

WARNING: This page is about a different variant/trim than selected.

Install the front oxygen (A/F) sensor and rear oxygen sensor. Refer to FRONT OXYGEN (A/F) SENSOR . Refer to REAR OXYGEN SENSOR .
Install the front exhaust pipe (RH) to the front exhaust pipe (LH).
NOTE: Use a new gasket.

Tightening torque:

30 N.m (3.1 kgf-m, 22.1 ft-lb)

Fig 1: Locating Front Exhaust Pipe
Courtesy of SUBARU OF AMERICA, INC.
Install the front exhaust pipe assembly.
NOTE: Use a new gasket.
Temporarily tighten the nuts which hold front exhaust pipe assembly to cylinder heads.

Fig 2: Locating Front Exhaust Pipe Assembly Mounting Nuts
Courtesy of SUBARU OF AMERICA, INC.
Install the front exhaust pipe assembly to the rear exhaust pipe.
NOTE: Use a new gasket.

Tightening torque:

18 N.m (1.8 kgf-m, 13.3 ft-lb)

Fig 3: Locating Rear Exhaust Pipe
Courtesy of SUBARU OF AMERICA, INC.
Tighten the bolts which hold front exhaust pipe assembly to hanger bracket.
Tightening torque:

30 N.m (3.1 kgf-m, 22.1 ft-lb)

Fig 4: Locating Hanger Bracket
Courtesy of SUBARU OF AMERICA, INC.
Tighten the nuts which hold the front exhaust pipe assembly to the cylinder heads in the numerical sequence as shown in the figure.
Tightening torque:

30 N.m (3.1 kgf-m, 22.1 ft-lb)

Fig 5: Locating Front Exhaust Pipe Assembly Mounting Nuts
Courtesy of SUBARU OF AMERICA, INC.
Connect the front oxygen (A/F) sensor connector (A) and rear oxygen sensor connector (B).

Fig 6: Identifying Front Oxygen (A/F) And Rear Oxygen Sensor Connector
Courtesy of SUBARU OF AMERICA, INC.
Install the under cover. Refer to FRONT UNDER COVER .
Lower the vehicle.
Connect the ground cable to battery.