Turbo Model

Disconnect the ground cable from battery.

Fig 1: Disconnecting Ground Cable From Battery
Courtesy of SUBARU OF AMERICA, INC.
Remove the air intake duct. < Ref. to REMOVAL , Air Intake Duct. >
Disconnect the connector (A) from mass airflow and intake air temperature sensor.
Remove the clip (B) from the air cleaner case.

Fig 2: Air Cleaner Case Clips
Courtesy of SUBARU OF AMERICA, INC.
Open the air cleaner case, and remove the air cleaner element.

Fig 3: Removing Air Cleaner Element
Courtesy of SUBARU OF AMERICA, INC.
Install in the reverse order of removal.
CAUTION: Be sure to use SUBARU genuine air cleaner element suitable to the engine type. Using other air cleaner element may affect the engine performance.
NOTE:
- Check that there are no foreign objects in the air cleaner case.
- If the protrusion of the air cleaner case (rear) is removed when removing the air cleaner element, align the protrusion of the air cleaner case (rear) to the hole on the air cleaner case (front) to install.
  
  Fig 4: Checking Air Cleaner Case For Foreign Objects
  Courtesy of SUBARU OF AMERICA, INC.