Turbosmart Vee Port EM blow-off valve -- SEMA award-winning EM technology. 1x Turbosmart Vee Port EM blow-off valve (black). This SEMA award-winning design combines Turbosmart's proven EM technology with a unique variable exhaust port system, creating a high-performance BOV that handles as much boost pressure and flow as anything available for the EcoBoost F-150 platform.
