Designed as a stock replacement for the B1 frame twin scroll EFR range of turbos

Vacuum (Type 5) High -14inHg

Toyota JZ - BMW 10x35mm spline

with an overboost shutdown to keep your motor safe from harm

BOV Supersonic Uni - Black CVR2 Designed as a stock replacementA full atmospheric BOV for racers and serious enthusiasts who want to be noticed. Supersonic provides a superior flow performance with the famous supersonic sound. Featuring a tool free adjustment via a rotating cap and a positive seal piston this is Turbosmart loudest BOV. SUPPLIED WITH: Quick Release V Band clamp, Yellow Spring (rated 22 to 20 InHg) installed, and 38mm weld flange