Dodge Cummins SHOP1989-1993 5.9 L 12 ValveSHOP1994-1998 5.9 L 12 ValveSHOP1998.5-2002 5.9 L 24 ValveSHOP2003-2004 5.9 LSHOP2004.5-2007 5.9 LSHOP2007.5-2018 6.7 LSHOP2014-2020 3.0 L Ram EcoDieselSHOPRam Cummins 6.7 L 2019-2020