Genuine OEM Audi Purge Valve, part number 06H906517AH. This essential component of the evaporative emissions (EVAP) system controls the precise flow of fuel vapor from the charcoal canister to the engine. It ensures proper management of fuel tank pressure and prevents harmful emissions from escaping into the atmosphere. Constructed from durable automotive-grade plastic, this valve measures approximately 0.086m in length. Opting for a genuine OEM purge valve guarantees correct calibration and signal characteristics, ensuring optimal emissions control and engine performance.