For 1990-2009 cars

### Removal Procedure

1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
2. Support the three way catalytic converter.
3. Remove the intermediate pipe from the three way catalytic converter.
4. Remove the exhaust manifold pipe assembly from the exhaust manifold.
5. Remove the exhaust manifold seal and the three way catalytic converter seal.
6. Clean the flange surfaces.

### Installation Procedure

1. Install the exhaust manifold seal and the three way catalytic converter seal.
2. Install the exhaust manifold pipe assembly to the exhaust manifold.
3. Install the intermediate pipe to the three way catalytic converter.
4. Lower the vehicle.