After Power FC installed..
 

Hi, I have apexi AVCR n super FC.
and i just bought power FC n tuned.
after that i got a problem.
when the boost goes over 5-10, my car shackes like fuel cutting or boost cutting.
so i went to other place to tuned.
they dyno tuned yesterday n it still have problem.
if anybody knows what is wrong, plz reply this.

thanks
Steve