Actually it targets 14psi but the cool thing is that ESS is working on Downpipes/intercooler/turbo upgrades (as told by ESS Europe and Roman, the ESS dealer in NA) so we're looking maybe at a stage 3 software release in the future
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Why dont you shoot Roman a PM on these forums, his profile link is
http://e89.zpost.com/forums/member.php?u=23143
Im sure he knows much better than us and will be glad to help you out.