i've never driven an SSTT but from what i've read and heard, it's one of the weaker tunes.. i really doubt it's putting out 40whp and 50wtq..
here is the link with someone got the sstt dyno (along with bunch of others):
http://www.e90post.com/forums/showthread.php?t=78916
i would like to try one out though and see how it feels.
nontheless, u had fun but safe at the same time!! congrads