Operation CHARM: Car repair manuals for everyone.

Exhaust Intermediate Pipe Replacement

Removal Procedure

Notice: Do not over-flex or damage the flex decoupler joint when moving the flex decoupler joint from the normal mounting position. The flex decoupler joint will flex a maximum of six degrees which is equivalent to the pipes connected at the joint which move 1 inch for each foot length of pipe. A three foot pipe would move a maximum of three inches.

Important: A service muffler will be needed when replacing the intermediate pipe on an originally equipped, welded system.





1. Raise the vehicle. Refer to Vehicle Lifting.
2. Support the three-way catalytic converter.
3. Cut the intermediate pipe (1) at the muffler (2).





4. Remove the intermediate pipe from the three-way catalytic converter.





5. Remove the intermediate pipe from the hanger.
6. Remove the intermediate pipe.





7. Remove the muffler from the hanger.





8. Remove the three-way catalytic converter seal.
9. Clean the flange surface.

Installation Procedure





1. Install the three-way catalytic converter seal.





2. Install the intermediate pipe to the hanger.





3. Install the intermediate pipe to the three-way catalytic converter.





4. Install the muffler to the hangers.





5. Weld the muffler (2) to the intermediate pipe (1).
6. Lower the vehicle.