Genuine OEM Jaguar Auxiliary Heating Supply Tube, part number J9C12476. This tube is a component of the auxiliary heating system, responsible for transporting fluid to facilitate its operation. It is integrated within the auxiliary heating unit assembly. Weighing approximately 0.04 kg, this tube is designed for precise routing and connection within the vehicle's heating and ventilation system. Using a genuine OEM supply tube ensures correct fluid flow, leak-free connections, and reliable performance of the auxiliary heating system for consistent cabin comfort.