The PHR Boost Solenoid is specially modified for use as a boost solenoid in high boost automotive systems. The kit includes all necessary fittings to plumb your wastegate for either an internal or external wastegate.
External WG Hookup Internal WG Hookup
Port 1: Turbo Pressure Port 1: Vent to Atmosphere
Port 2: Top Can of Wastegate Port 2: Wastegate Port 3: Vent to Atmosphere Port 3: Turbo Pressure