Originally Posted by mrphotoman
you would have to look for the thread but someone posted up after installing the sprintbooster their 60' times and 1/4 mile times were a little slower. Yeah it could have been track conditions that affected it a little (even though it was within a short period of time he did the before and after runs) but it sure didn't make it one bit faster lol.
There was a full test done, no faster no slower, just a more responsive feel.