Originally Posted by J-Rex2004
you say that the boost gauge sucks and reads 1-3 PSI off, and the EGT was great but had a bad probe???
the boost gauge off was my fault... I was feeding it with too thick of hose,.. (3/8ths fuel hose) I replaced it with a smaller hose and it fixed it right up. I had the OEM gauge, the dynotune gauge, and the utec readings all within 1 psi.