Ensure your vehicle is Ready for the Road Ahead with bolstered oil filtering and cooling, with the Thermaflow 9.25" Hydraulic Oil Cooler w Electric Fan / Directional Control Valve. This replacement device rapidly cools hydraulic oils, while removing contaminants that could cause potential harm to the system. Engineered with a directional control valve for seamless rotation changes or drive selection. FleetPride is your First Click in Heavy Duty .