Heavy duty water pump, dual thermostat, duramax fan upgrade, your 6.5 will never run hot again. Before in the summer time, coming up Lookout Mt., 230 degrees with no load being hauled, just the truck by it self. After upgrade, I come across Monteagle Mt.... ...read more From: Timothy H.
I have mail just one time for questions and found the fastest answer ever in this business and accurate info. i am in far north in Chicoutimi Canada and it's not easy to find tech that know new stuff and modification apply on 6.5td. The new heads and... ...read more From: Alain T.