anyone that has a pe1820 turbo please respond. i'm looking for input such as spoolup characteristics vs. ihi vf-34. i would like to know how hard the power comes on? psi that can be run with sti injectors, and injector duty cycle at specific boost levels ie. please. any feed back would be grateful. i am a power junky, just like any other suby owner. thanks in advance! current mods are turbo xs stage-4, challak synchro gearset, and exedy sti clutch.