if he is looking for a 99 or 08 steer him towards a o3 or older 7.3 litre diesel, 03-05 6.o litre sucked don't buy big time issues, then they went to a 6.4 and sucks on fuel 11 miles to a gallon no mater what. now if you could put a dodge cummings in a ford truck that would be a truck. ford
owners
recommend
dodge
1999-2003 7.3 diesel is the only way to go...