hypertech pp3 a complete waste?
I installed mine at the same time as my headers and catback so its hard for me say if it's worth it or not in terms of power gains. I did notice a huge improvement in the way the auto shifts though.
Bill
then i got efi live and so far from what i learned i have gotten it to 370HP and 390TQ... and thats just changing a little bit, still got power left in her
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