Genuine OEM Audi Engine Vacuum Pipe, part number 059131051BN. This pipe is essential for transmitting vacuum pressure to control various engine components, such as the EGR system or turbocharger actuators. It is located within the engine bay, connecting vacuum sources to their respective actuators or sensors. Made from durable, flexible material, it ensures a reliable, airtight seal. Using a genuine OEM vacuum pipe guarantees the correct routing, material integrity, and precise pressure delivery required for optimal engine performance and emissions control.