Genuine OEM Jaguar Engine Coolant Overflow Hose, part number C2Z9750. This critical component of the engine cooling system is responsible for safely directing excess coolant away from the radiator or expansion tank. It prevents over-pressurization and potential damage to cooling system components. The hose features specific routing geometry and durable construction to withstand engine bay temperatures and coolant chemicals. Weighing approximately 0.13 kg, it is designed for a precise fit. Choosing a genuine OEM hose ensures correct material composition, pressure resistance, and exact connection points for reliable cooling system operation.