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tunes from eric question

1K views 7 replies 4 participants last post by  red250 
#1 ·
Just got xtreme street from eric...when im loading it onto the truck it ask me do i wanna change any optional parameters...do i need to change the axle ratio and the shift points up any %'s or do i just leave it on stock?
 
#4 ·
Are you running anything other than stock size tires? Don't mess with the shift points, that's directly from Eric
 
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