Just for further info for you.
I am pushing about 220BHP or 170ish rwkw out of mine. with stock turbo, fmic, chipped and tuned ecu, 3" straight through. fuel pump.
mine spikes at about 13-14psi then settles back to 10psi by 5500 rpm.
in first if i want to light it up i bounced it in first....other then that 2nd and 3rd etc...maybe about 6500-7000rpm.