Impreza GT F4-2.5L Turbo (2009)
17. Remove the connector from the PCV hose assembly.
18. Remove the bolts which secure the air by-pass pipe and PCV pipe to the intake manifold, and loosen the clamp which connects the throttle body
and duct.
19. Remove the duct from the throttle body.
20. Disconnect the engine coolant hose from throttle body.
21. Disconnect the brake booster vacuum hose.
