ok im using 93 octane in my 05 gto with an at tranns and it seems to be slughish il be honest with you folks the speed shop i got this from is one of your dealers i had him try it but it seem to run worse i removed his tune and went to your power tune and it was still slugish i will tell you im and ...

i have a 05 gto ls2 at
and a trailblazerss with k&n cold air kit i have a programmer but i just dont feel any thing should i
im only using it one car at a time i no that it only be for one app but im not seeing or feeling any thing i went to my speed shop where i bought it from and i hate to say it ...