Hypertech programmer
#1
Hi
Just bought a Hypertech programmer III for my 05 silverado with a 5.3L and auto tranny...I need to now the best settings for my rev limiter and shift points...I don't want to hurt anything.
kn
Just bought a Hypertech programmer III for my 05 silverado with a 5.3L and auto tranny...I need to now the best settings for my rev limiter and shift points...I don't want to hurt anything.
kn
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Either that or a Nelson, I'm still trying to decide.

