2010 Z71 4x4 5.3 lt Silverado.......

Any reason my 87 performance tune and Mileage Booster Tune tune get about the same mpg? both are lower then stock tune. have set for right tires too. Just Did road trip ive done many times. 1st tank on Mileage Booster Tune 2mpg worse than stock and didnt seem to ...

2010 Z71 4x4 5.3 lt Silverado.......

Any reason my 87 performance tune and Mileage Booster Tune tune get about the same mpg? both are lower then stock tune. have set for right tires too. Just Did road trip ive done many times. 1st tank on Mileage Booster Tune 2mpg worse than stock and didnt seem to ...

did that one 1st had same delay. Would like it to be quicker

What i would like to have
Good 87 tune
Good 93 tune
Good 87 towing tune

Doesnt seem to be much difference. Installed 87 tune, turned speed limiter off and torque management off with mid firm shift ad justed for tire size. what i dont like about it is it seems to have a delay b4 it shifts hard. Is there anyone/anyway to adjust and make better? anyone have tune or no of ...