Features: 1) Adjusted manually 2) High-precision body effectively improves fuel supply pressure and enhances acceleration and re-acceleration power

Manual Boost Controller allows adjustments from 1 to 30 psi by adjusting the bleed screws with the included hex key. The manual Boost Controller is available as single or dual stage.

.Guaranteed 100% brand new and ready to ship, never been tried or used .Designed for those who want the ability the radically increase their Boost levels 1 to 30 PSI above stock but dont want pay ...