Genuine OEM Volkswagen Vapor Canister Purge Solenoid, part number 03H906517. This solenoid valve is a critical component in the evaporative emissions system, controlling the precise flow of fuel vapors from the charcoal canister to the engine. It is a compact plastic unit, weighing 0.115 kg. Using a genuine OEM solenoid ensures accurate vapor flow regulation and proper emissions system function, which is essential for meeting environmental standards and maintaining engine efficiency.