50MM 35PSI Boost V-Band Turbo Blow Off Valve BOV + 60mm Flange Pipe Hose Kit BK December 24, 202350mm35psi, 50mm, 60mm, blow, boost, flange, hose, pipe, turbo, v-band, valveadmin 50mm Blow Off Valve BOV with V-Band Flange and spring +Flange Pipe Hose Kit. Dual Spring System Promoted Response and Allows for High Boost Pressures. High-Quality Diaphragm and Short Stroke Significantly Increase Response.