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Discussion Starter · #1 ·
I have just installed a diablo sport tuner, cold air intake and a 4 inch exhaust and the thing still runs like it's stock to me. What am I doing wrong????
 

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Discussion Starter · #3 ·
It is set at extreme just want to try it out. Everyone says it should run like hell but I can't tell a difference!
 

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Return it to stock and reload it.
 

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What year is your truck? Fill out your signiture so we can better help you.
 

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Discussion Starter · #7 ·
Thanks guys. I'm new here and the help is appreciated a lot I'll try it in the morning and let y'all know
 

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Thanks guys. I'm new here and the help is appreciated a lot I'll try it in the morning and let y'all know
Reload a lesser tune, the exreme requires some supporting mods to run correctly.
 

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Lift pump and boost increase valve.
 

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Air Dog II DF 165, it is made by pureflow. It is the best there is.
 
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