Should I just forget it?
Have a 2001 GMC Duramax 3/4 ton SLE with 45,000. Bought it new. Beast (truck) pulls 30' fiver from OR to AZ last couple years only. Would like to travel throughout country and was thinking of sim...
Forum Discussion
I agree I'd leave it alone. Mine is stock as well and the only thing I've thought about adding is a lift pump and secondary fuel filter. However this is for reliability and longevity of other components not for power.
