For 1990-2009 cars

### Removal Procedure

1. Drain the cooling system. Refer to Cooling System Draining and Filling.
2. Remove the catalytic converter. Refer to Catalytic Converter Replacement.
3. Remove the turbocharger coolant return pipe bolt at the turbocharger.
4. Remove the turbocharger coolant return pipe bolt at the thermostat housing.
5. Remove the gaskets from both banjo fittings on the turbocharger coolant return pipe.

### Installation Procedure

1. Install NEW gaskets to both banjo fittings on the turbocharger coolant return pipe.

Caution: Refer to Fastener Caution in the Preface section.

2. Install the turbocharger coolant return pipe bolt at the turbocharger.

Tighten
Tighten the bolt to 35 N·m (26 lb ft).

3. Install the turbocharger coolant return pipe bolt at the thermostat housing.

Tighten
Tighten the bolt to 35 N·m (26 lb ft).

4. Install the catalytic converter. Refer to Catalytic Converter Replacement.
5. Fill the cooling system. Refer to Cooling System Draining and Filling.