if you still have the stock solenoid on, you need to put a piece of hose going from the pipe down the side of the pulley cover to the solenoid. then you need to put the nipple going from the intake pipe to the other nipple on the solenoid. then make sure the port on the front of the actuator is still connected to the compressor housing. youll have your hi lo back, but youll loose hi boost in 1st and 2nd gear.