Originally Posted by
StevenAg03
if you are looking for lubricity i would not recomend using any of the diesel additives alone. they are mostly alcohols and actually brake down the lubricity of the fluids. i add 1qt of non-synthetic multipurpose 2 cycle oil with every fillup. the truck seems to run a little better with it. also the exhaust smells more like old school diesel exhaust then other trucks without it.