Genuine OEM Volkswagen Vacuum Hoses with Fitting, part number 079131055CJ. This component is part of the vacuum system, responsible for routing vacuum pressure to various actuators and components within the engine bay. Proper installation and OEM quality ensure the integrity of the vacuum system, which is critical for the correct operation of components like the brake booster, EGR valve, or intake manifold flaps. The exact routing and material specifications of genuine OEM hoses prevent leaks and ensure consistent performance.