I have a 2010 Dodge 6.7 4x4. What is the best programmer that I can get for my truck. I pull a 30ft fifth wheel ofton, so I'm looking for something that will help there and with fuel. Need to be able to reset tire size too.

Thanks,
Darren

 

smartyyyyyyyy

 

h&s stuff on a 2010. xrt pro, mini max and black max. smarty is coming out soon.