After jumping into the diesel truck market a few years ago, Mishimoto designed and released an aluminum radiator engineered specifically for the Ford 6.4L. We identified a serious concern with stock radiator failure. Numerous enthusiasts on a variety of online boards were experiencing extremely frequent failures, with some folks replacing as many as 3 radiators within the first 60,000 miles. In fact, this issue in combination with others that plague the 6.4L were enough to make a few truck owners revert to the previous 6.0L or upgrade to the newer 6.7L, swearing off the 6.4L after repeated issues with their trucks.
Being experts within the automotive & diesel cooling world, we immediately saw an opportunity to provide a solution for this problem. Our engineers designed an aluminum replacement radiator which provided a far more rigid construction, full aluminum, and still incorporated all of the stock quick-disconnect fittings. Our initial investigation regarding the stock radiator