Originally Posted by dundunskeert
What downpipe are you running? If it's a divorced there is a chance the wastegate isn't opening all the way which could possible cause the high boost
That's what the initial thought was, but the DP was swapped with a Cobb, and the wastegate flapper is clear to move.
The shop tested the WGA, it is opening with 25 psi, not 18 psi as I previously stated.