The product is a MotoRad Engine Coolant Thermostat Housing Assembly with the manufacturer part number TA4319. This assembly is designed to house the engine coolant thermostat, which helps regulate the temperature of the engine by controlling the flow of coolant. The MotoRad brand is known for producing high-quality automotive parts, ensuring reliability and durability for this essential engine component. This particular housing assembly is compatible with various car and truck models, providing a crucial component for maintaining proper engine function and regulating temperature.