Billet Blow-off Valve, Open (Atmospheric)
A full atmospheric, open Blow-off Valve for racers and serious enthusiasts who want to be noticed. The Billet BOV provides a superior flow performance with a distinctive sound. Featuring a tool-free adjustment via a rotating cap and a positive-seal piston. Includes V-band style mounting flange, which can be welded to pipe or used as a hose connection.