RH Side

Disconnect the ground cable from battery.

Fig 1: Disconnecting Ground Cable From Battery
Courtesy of SUBARU OF AMERICA, INC.
Remove the air cleaner lower case.
Disconnect the connector from ignition coil.

Fig 2: Disconnecting Connector From Ignition Coil
Courtesy of SUBARU OF AMERICA, INC.
Remove the ignition coil.

Fig 3: Removing Ignition Coil
Courtesy of SUBARU OF AMERICA, INC.
Remove the spark plugs with the spark plug sockets.

Fig 4: Removing Spark Plugs With Spark Plug Sockets
Courtesy of SUBARU OF AMERICA, INC.