Genuine OEM VAG Vacuum Reservoir, part number 079131541B. This reservoir is designed to store vacuum, providing a consistent source for various control systems within the vehicle. It plays a crucial role in the operation of actuators, valves, and other vacuum-dependent components. The part is located within the engine bay, connected to the intake system. Constructed from durable materials to maintain integrity under vacuum conditions. Genuine OEM reservoirs ensure the correct volume and leak-free performance required for precise system operation.