Genuine OEM Volkswagen Vacuum Valve, part number 7D0121805. This valve is crucial for regulating vacuum pressure within various engine systems, contributing to efficient operation and emissions control. It features multiple ports for hose connections. Made from durable black plastic, it weighs approximately 0.13 kg. Opting for a genuine OEM vacuum valve ensures precise calibration and reliable operation, which is critical for maintaining engine performance and preventing system malfunctions.