The 12-inch length of this transmission cooler allows for easy installation and ensures efficient cooling performance without taking up excessive space, Constructed entirely from high-quality aluminum, this cooler offers superior heat transfer capabilities compared to traditional coolers, resulting in optimal cooling efficiency, The cooler is designed with convenience in mind and can be easily mounted to most frame rails, providing a versatile installation option for various vehicle configurations, The cooler comes with two hose nipples that are compatible with 3/8" hose, ensuring a secure and leak-free connection for your transmission lines.