Bearing failure is a serious problem in high-powered or high-mileage engines. Mishimoto's magnetic oil drain plugs remove metal debris from engine oil, extending and protecting engine life. These oil drain plugs are constructed from 6061 aluminum with a strong neodymium magnet. This magnet collects harmful metal fragments in the engine oil, effectively removing them from circulation. This drain plug features a solid 24mm hex nut and precision heavy duty threads. Mishimoto magnetic oil drain plugs incorporate reliable seals for better leak protection Features: Built with 6061 Aluminum Strong neodymium magnet Reduces harmful metal filings in oil Increases engine life Included Gasket Suitable for: Dodge Cummins & nbsp