Features and BenefitsFirepunk 03-Present Cummins Double Seal Anodize Black Billet Freeze Plugs.Designed with a unique 45 degree center seal and dual outer o-ring, the billet soft plugs aremachined in the USA from 6061 Aluminum.Made in Tennessee, USASpecificationsIncluded3-Side plugs1-Front PlugHardware for easy installationProduct dimensions – LxWxH (inches)2 x 7 x 6.5