Genuine OEM Volkswagen Air Intake Silencer, part number 7C0129661A. This silencer reduces noise generated by the engine's air intake system. It is located at position 8 in the diagram. The silencer is made of plastic and has a length of 0.2 meters. Genuine OEM air intake silencers are designed with precise internal baffling to effectively attenuate intake noise while maintaining optimal airflow to the engine.