Genuine OEM Volkswagen Intake Vacuum Pressure Control Line, part number 079131055CS. This small but vital tube is responsible for managing and transmitting vacuum pressure signals within the engine's intake system, which is essential for the precise operation of various control components. It connects directly to the intake manifold assembly. Weighing only 0.02 kg, this genuine OEM line ensures proper vacuum integrity and signal accuracy, which is critical for optimal engine performance, fuel efficiency, and emissions control.