Out of curiosity, what year? I had some toils along these lines, but I was only boosting to 6-7-ish PSI, when I normally boost to 15 PSI on our “Stage 1” 04 XC70. For what it’s worth, 2.5T LPT should make ~7-8psi in stock form/tune. Aside from the low boost, the other stuff you mentioned rang true t...