Turbosmart Blow Off Valve Kompact Dual Port Hyundai i30NTurbosmart Blow Off Valve Kompact Dual Port Hyundai i30N A direct fit high performance replacement for the factory all plastic unit, the Turbosmart Kompact BOV suits the Hyundai i30N. The Turbosmart unit is made of billet aerospace grade aluminium with high temperature seals that allows for minimal leakage and a complete seal across the bypass aperture providing as much performance as possible. Benefits include: Direct fit upgrade for the factory BOV