Genuine OEM Audi Vacuum Hoses with Fitting, part number 079131055BN. These hoses are critical components of the engine's vacuum system, used to control various actuators and systems. They are located within the engine bay, connecting to intake manifold and other vacuum-operated components. Constructed from durable, heat-resistant rubber to withstand engine compartment conditions. Genuine OEM parts ensure precise vacuum control and prevent leaks, maintaining optimal engine performance.