it's an OBD-II scanner. i don't believe that one exists for the tsx, but i don't know too much about them. hopefully someone else can give a more educated answer
**EDIT**: sorry, i was being a dumbass when i posted that haha...

n: to me.
this website is probably what you are looking for:
http://www.dashdyno.net/
sorry for the idiotic first part of the post.