Impreza GT F4-2.5L Turbo (2009)
32. Disconnect the air duct from the secondary air pump, and remove the bolts securing the air duct on the rocker cover LH.
33. Disconnect the connector from ignition coil.
34. Disconnect the connector from the front oxygen (A/F) sensor, and remove the clip (A) and stay (B) which hold the engine harness to the rocker
cover RH.