Calhoun Farm
Well-known member
This stuff is supposed to work wonders in the 7.3 and 6.0
http://www.mkmcustoms.com/rev-xperformanceoiladditive.aspx?gclid=COvcgbzSgL0CFRQV7AodcCoAsA
http://www.mkmcustoms.com/rev-xperformanceoiladditive.aspx?gclid=COvcgbzSgL0CFRQV7AodcCoAsA