For 2004 - 2008 Dodge Ram 1500 5.7L Only. For 2004 - 2009 Dodge Ram 2500 5.7L Only. For 2004 - 2009 Dodge Ram 3500 5.7L Only. Radiator Cap High-quality aluminum materials, high-density fin design, improve condensation efficiency, making the heat dissipation effect more obvious.
