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Discussion Starter · #1 ·
We just made my first upgrade on my 7. today. Pretty ez install but at idle or at just a roll, the out look says that i have 5 psi WTF. well reset it and still says 5 psi.. Please help.. This is my first D MAX JUST CAME OUT A 05 CUMMINS a and luv the MAX:gearjamin
 
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