i know most of you are going to tell me to search and i have but havent really found anything

Whats the HP that most people are getting to the wheels with
2.5 borla exhaust
FMIC
KO4 with pc-16 file
and bigger injectors?

also what are they running quater mile time?
thanks you

 

Geez, I know you are new, what did you search for?
A simple search for "k04" gave me:

https://www.audiforums.com/m_387540/tm.htm
https://www.audiforums.com/m_545524/tm.htm
https://www.audiforums.com/m_36661/m...c/tm.htm#36702
https://www.audiforums.com/m_394218/tm.htm

just to be fair, I also searched ko4, and got some more. One or two of these here answer your specific question.

Anyway, Merry Christmas extra, extra early.