Model: VR24. Unplug and unbolt OEM valve, install Kompact EM valve in its place. Product Line: Kompact EM Series. (1) Turbosmart Kompact EM VR24 Dual Port Valve with Sensor Harness. The Boost-Balance Valve Technology ensures the more boost you run, the better it seals, while the positive seal O-ring on the piston face eliminates the common failures associated with plastic factory valves.