GMT 900 Trucks General Discussion 2007 - 2013 Trucks | General Discussion

What to do next? Running 13.9's

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Old Apr 30, 2012 | 09:07 PM
  #11  
darnie's Avatar
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heck thats what i run... lol but im a cammed 5.3.... but heads going on in a few days then a cir-d GL dude
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Old Apr 30, 2012 | 10:33 PM
  #12  
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I would prob do Headers first like stated, then your choice next depending on your budget.

Converter / gears would help out a lot like stated or you could just spray it.
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