Quote Originally Posted by Fivefingerdeathpunch View Post
do you have anyway or scanning the car????

it might be knocking like a sum bish and pulling mad timing and slowing you down.

if you that modded, you also need a REAL tune, not a crappy ass zzp pcm that will blow the car up.
I ran a zzp pcm for 7 months before I switched to a dhp pcm and the car ran perfect, shifted perfect and still runs perfect... just sayin if you want to jump on that bandwagon by all means do so but it didn't blow chit up on my car........