so how do you know if it is in one tune or the other? I too am getting the dual tune and want to get the best out of it.
Dave
so how do you know if it is in one tune or the other? I too am getting the dual tune and want to get the best out of it.
Dave
1968 Chevy SWB Fleet. 2002 5.3 all stock (for now) Nelson Tune 4l60e w/TB converter.
ok not stock anymore...13.3 at 101
Now with front mount turbo... new times soon
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