Upgrade your Dodge Cummins engine with this reliable Flywheel Housing Plug&O Ring, designed to fit models from 1989 to 2002. Precision-engineered for a perfect fit, this essential component ensures proper function and longevity of your 12V 5.9L Cummins engine 6BT. Crafted with meticulous attention to detail, this Plug&O Ring set is manufactured in China, guaranteeing quality and durability. Don't let your engine's performance falter – make sure it's equipped with this vital part.