Small FMIC s13

[90240sx07]

Originally Posted by PIN GIO 2

the guy told me to and he knew what he doing so i followed him said. he said possibly fmic or jic header cause slow respond boost at 4,600 rpm.

so tell me what do u think which casue slow respond boost?

ya that thing should be spooling to 14psi at like 3500 or so idk if its your intercooler being to big since you dont have pics but could also be your piping or how its setup