BOV Supersonic Subaru -Blue Dash The Kompact EM Valves overcome

The Kompact EM Valves overcome the common faults associated with plastic factory valves through our Boost-Balance Valve design (The more boost you have

Dual Port and Supersonic BOVs to be converted for simple hose end installation

accurate readings day after day

The RacePort/Big Bubba Blow Off Valve S/S Weld Flange is designed with superior weld strength and a high-flow design to ensure optimal performance

Suitable for the N54 Twin Turbo BMW 135

BOV Supersonic Subaru -Blue Dash The Kompact EM Valves overcomeEasy to Install and Setup, Turbosmart Supersonic BOV. Preferred venting solution for serious street tuners and racers. Significant flow and an even bigger sound.