High performance manual Turbo boost controller allows adjustments from 1 to 30psi by adjusting the bleed screws.. 
-Dual stage manual boost controller. 
-Increasing boost pressure is often the most cost effective increase in horsepower. 
-Detent system for ease of adjustment. 
-Mounting bracket, hose and all fitting hardware supplied. 
-Universal fits all turbo cars.
Available colour: Blue.
Installation instructions included.