Oh Yeah! Count me in! My Duramax 2500HD could use it. I think its being "choked" by the OEM filter!!!
I am in...cool I am in...cool!
I have an '02 GMC 2500HD with the 6.6 D'max engine. I have calculated, at best, 14 mpg and approx 10 mpg towing the 5th wheel. What could be...
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