Originally Posted by 11SecS4

I was browsing this forum and found a member picked up a good 30 whp from SI (Speed Innovation) with their stage I kit consisting of the intake/pulleys/software. That was done on 91 octane. I was wondering if anyone has the SI Stage 1 kit with their 93 octane tuning? Jesse @ SI told me he has a few customers with the 93 octane kit and at least one put down even more than the 355 whp that srt6_crossfire put down. Does anyone have any more info or a link? TIA!