Installation Procedure
- If replacing the exhaust front pipe, install the exhaust pipe front hanger bracket. Refer to Exhaust Pipe Front Hanger Bracket Replacement (LF3) .
- Position the exhaust front pipe (3) to the vehicle.
- Install the rear catalytic converter exhaust front pipe fasteners (2) using a NEW gasket and tighten to 50 (37 lb ft).
- Install the front catalytic converter exhaust front pipe fasteners (1) using a NEW gasket and tighten to 50 (37 lb ft).
- Install the fasteners (2) to the left and right drivetrain and front suspension frame supports (3) and tighten to 35 (26 lb ft).
- Tighten the front fastener (1) to 160 (118 lb ft).
- Install the exhaust pipe front hanger bracket fastener (1) and tighten to 22 (16 lb ft).
- Install the fasteners (1) to the prop shaft bearing bracket (2) and tighten to 22 (16 lb ft).
- Install the fasteners (1) securing the rear muffler (2) to the exhaust front pipe (4) using a NEW exhaust gasket (3). Tighten the fasteners to 18 (13 lb ft).
- Install the heated oxygen sensor, bank 1, sensor 2. Refer to Heated Oxygen Sensor Replacement - Bank 1 Sensor 2 (LF3) .
- Install the heated oxygen sensor, bank 2, sensor 2. Refer to Heated Oxygen Sensor Replacement - Bank 2 Sensor 2 (LF3) .
- Lower the vehicle.
- Start the engine and check for exhaust leaks.
CAUTION:
Refer to Fastener Caution .