Mishimoto Stock Replacement Engine Oil Cooler (2007.5-2024 Dodge/Ram 6.7 Cummins)Oil is the lifeblood of your engine, and for a hardworking diesel like the Dodge Ram Cummins, keeping that oil cool is essential to the engine's health. After many years of service, those oil coolers have seen better days. A clogged or leaking oil cooler can reduce the oil's ability to transfer heat through the cooler, causing oil thinning from too much heat and a loss of protection for critical engine components. That's why Mishimoto is proud to