Best mileage chip/programmer?? 07 5.9L
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Best mileage chip/programmer?? 07 5.9L
Ok I'm sure there is a lot of different opinions on this....
My buddy has an 07 Dodge cummins 5.9L and is wanting better mileage! Not something with crazy horsepower cause he doesn't want to screw the trans!!! Or if its better maybe a "big" chip/programmer just set on a lower setting?
WHICH ONE SHOULD HE BUY??
Thanks in advance guys!!!!
My buddy has an 07 Dodge cummins 5.9L and is wanting better mileage! Not something with crazy horsepower cause he doesn't want to screw the trans!!! Or if its better maybe a "big" chip/programmer just set on a lower setting?
WHICH ONE SHOULD HE BUY??
Thanks in advance guys!!!!
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