3.0 LITER V6 DIESEL. Oil inlet tube screw. A Bolt which helps secure the diesel exhaust fluid tank to its mounting point. A threaded rod with a drive head (such as hex, 12 point, torx, etc.) on one end used to secure the Emission System Vacuum Reservoir to it's mounting point. A threaded rod with a drive head (such as hex, 12 point, torx, etc.) on one end used to secure the Engine Oil Cooler Line to it's mounting point. Diesel Emissions Fluid (DEF) Tank. Diesel Exhaust Fluid (DEF) Tank. Engine Oil Cooler Line. Hose and Assembly. Mount bracket. Oil inlet. Vacuum Reservoir. Included with: Tank Assembly.