RetroTurbo.com is an authorized re-seller of EcuMaster EMU unit.
This is one of the finest boost control solenoids on the market, originally designed for industrial pneumatic machinery and just as sturdy.
These valves give amazing control and allow you to achieve a very stable and steady boost curve - no more worrying about boost spikes!!
The kit includes 2 brass barbed fittings and a filter fitting for the exhaust port.