Genuine OEM Volkswagen Spark Plug Connector Boot, part number 06H905199C. This component forms the crucial electrical connection between the ignition coil or wire and the spark plug, insulating the high voltage and protecting against moisture. It sits directly over the spark plug in the cylinder head. Weighing 0.032 kg and measuring 124mm in length, its precise fit and material composition are vital. Using a genuine OEM spark plug connector boot ensures optimal electrical conductivity, proper sealing, and resistance to engine heat, preventing misfires and maintaining consistent engine performance.