For 1990-2009 cars

### Removal Procedure

1. Remove the intake manifold cover. Refer to Upper Intake Manifold Sight Shield Replacement.
2. Remove the positive crankcase ventilation (PCV) line (1) from the air cleaner outlet duct.
3. Loosen the air cleaner outlet duct clamp (1) at the air cleaner housing.
4. Loosen the air cleaner outlet duct clamp (1) at the throttle body.
5. Grasp the air cleaner outlet duct near the ball stud and firmly pull up in order to disengage the duct from the ball stud.
6. Remove the air cleaner outlet duct (2) from the throttle body and the air cleaner housing.

### Installation Procedure

1. Install the air cleaner outlet duct (2) to the throttle body and the air cleaner housing.
2. Ensure that the air cleaner outlet duct tab rests over the ball stud, press down on the duct tab in order to engage the duct to the ball stud.

Caution: Refer to Fastener Caution in the Preface section.

3. Tighten the air cleaner outlet duct clamp (1) at the throttle body.

Tighten
Tighten the clamp to 3.5 N·m (31 lb in).

4. Tighten the air cleaner outlet duct clamp (1) at the air cleaner housing.

Tighten
Tighten the clamp to 3.5 N·m (31 lb in).

5. Install the PCV line (1) to the air cleaner outlet duct.
6. Install the intake manifold cover. Refer to Upper Intake Manifold Sight Shield Replacement.