8600 LBS. and Over GVWR

REMOVE OR DISCONNECT
^ Raise and support the vehicle.
1. Oxygen sensor electrical connection(s).
2. Nuts and flange gaskets from Y-pipe and exhaust manifold.
3. Nuts and washers from Y-pipe flat flange.
4. Y-pipe and catalytic converter assembly.
5. Muffler and catalytic converter assembly.

INSTALL OR CONNECT
1. Muffler and catalytic converter assembly.
2. Y-pipe and catalytic converter assembly.
3. Washers and nuts to Y-pipe flat flange.
^ Tighten nuts to 48 Nm (35 ft. lbs.).
4. Flange gaskets and nuts to exhaust manifold.
^ Tighten nuts to 65 Nm (48 ft. lbs.).
5. Oxygen sensor electrical connection(s).
^ Check for clearance and alignment.
^ Lower the vehicle.