i have an unchipped frst running ofab and my boost cut comes in at 8psi held for 5 seconds or more and then it limits my boost to 6psi until the engien is turned off and back on again
from memory stage one chips let u run 12psi and a stage 2 am unsure off top of my head
am fitting a new engine and erst box to mine very soon and will go for a stage 1 chip with that until i can aford the full spec of t3 turbo beiges etc etc lol