turbo boost gauge
 

have never had a boost gauge need to know a few things.

i have a my03 wrx just put a boost gauge in a psi one, when i start the car the gauge go's down to about think it must me -20psi but when reving higher when driving it go's above 0 to around 10psi and 15psi higher revs is this ok, is it working right?

Yes its working ok..

chears buddy just what i needed to know