Many transmission issues are as a result of overheating. We want to help you avoid that by providing you with the best quality of Mike L Allison transmission coolers. We feature products like 5- and 6-speed transmission coolers as well as an Allison cooler bypass valve. Our products will help you extend the lifespan of your stock or built Mike L Allison transmission, keeping its temperature reduced under all types of driving. Returning temperatures to your transmission can be up to 20 degrees cooler in comparison to the temperatures that stock transmission coolers return. Avoid running into further transmission maintenance by keeping yours appropriately cool with our Mike L Allison transmission coolers. Browse our selection below!