Front Exhaust Pipe: Installation

Install the front oxygen (A/F) sensor and rear oxygen sensor. < Ref. to INSTALLATION , Front Oxygen (A/F) Sensor. > < Ref. to INSTALLATION , 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: Install Front Exhaust Pipe (RH) to Front Exhaust Pipe (LH)
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 Holding 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 Front Exhaust Pipe Assembly Bolt
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 Front Exhaust Pipe Assembly Hanger Bracket
Courtesy of SUBARU OF AMERICA, INC.
Tighten the nuts which the hold front exhaust pipe assembly to cylinder heads.
Tightening torque:

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

Fig 5: Locating Front Exhaust Pipe Assembly Holding 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) Sensor Connector And Rear Oxygen Sensor Connector
Courtesy of SUBARU OF AMERICA, INC.
Install the under cover. < Ref. to INSTALLATION , Front Under Cover. >
Lower the vehicle.
Connect the battery ground terminal.