23278115 | Genuine Volvo® Cooling HoseDescription: Cooling Hose Condition: New Brand: Volvo Part Number: 23278115 Weight: 10 lbs Fit for: Mack, Volvo Functions: Flexibility: It allows for engine movement and expansion without causing damage to the hose. Heat transfer: It facilitates the transfer of heat from the engine to the coolant, which is then cooled by the radiator. Coolant circulation: The primary function is to transport coolant between different components of the cooling system.