BOV Vee Port Pro Black from Turbosmart Blow Off Valve Vee Port Pro Black Vee Port Pro Redesigned from the ground up, the new Vee Port PRO is 20% smaller and 33% lighter than its predecessor. Featuring a hard anodized aluminium piston, the new Vee Port PRO offers high flow capabilities in a lighter, more compact package. Some applications my require a BOV Adapter or fitting. Color: Black Supplied with: 38mm alloy hose/weld-on adapter, V-Band clamp, 360 degree swivel vacuum fitting, and White Spring rated -21 to -19 InHg (installed).