Chip
I have a buddy that has a chip on his truck called Dr. Performance.It just plugs in to the trucks computer. He thinks it is causing some shift problems. Has anyone heard of that brand before.
ORIGINAL: Drew
Ive heard of them. . .I believe they are a pure pressure box with limited timeing. . .if he yanks it out and all the problems go away then you know.
Ive heard of them. . .I believe they are a pure pressure box with limited timeing. . .if he yanks it out and all the problems go away then you know.



