It is capable of handling higher pressures than traditional vacuum hose

Engine will be 3mm higher

Spherical bearing in use

Increased flow is achieved through the efficiency of a straight-through valve compared to traditional poppet-style valves that require the exhaust gas to make a 90-degree turn

57in) Butterfly Style Zero-Offset Valve

BOV Pro Port GenV Purple Nuts It is capable of handlingProPort by Turbosmart is an All New 54mm (2. 13in) Blow Off Valve with a tiny footprint and massive flow. The ProPort flows 420 cfm which is enough for 3500 HP and is in a league of its own standing 30mm (1. 2in) lower than PowerPort while flowing over 25% more than the Market leading 50mm Raceport. Features include our unique locking collar design, new unique vent profile, sensor cap option and spring options for all turbocharged and supercharged