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Join Date: May 2010
Location: Lone Tree, CO
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As others said get a wideband. I would contact either Johan or Jerseyboy and get them to start tuning it for you tho. They can get you a baseline that is probably more in line than what you have right now. My guess is that it was tuned at a lower elevation and then the truck was brought up here.
Less air + same amount of fuel = SUPER RICH
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2006 Black GC SRT8 6.1L -SOLD
Headers, Heads, Cam, Intake Mani, TB, Intake, Exhaust, etc.