Genuine OEM Audi Vacuum Hose, part number 03L131055CE. This essential component transports vacuum pressure to various engine functions, playing a critical role in systems such as emissions control, brake boosting, and turbocharger regulation. It is routed within the engine bay, connecting multiple components. Constructed from durable, flexible, and pressure-resistant material, it ensures reliable vacuum integrity. Choosing genuine OEM guarantees the correct routing geometry, precise connections, and material specifications for optimal engine performance and emissions compliance.