Genuine OEM Volkswagen Glow Plug, part number N10579201. This glow plug is a critical component of the ignition system, designed to aid in cold starts by providing heat to the combustion chamber. It is part of the ignition coil assembly. The glow plug measures 0.092m in length. Genuine OEM glow plugs are calibrated for precise heat output and durability, ensuring reliable engine starting in cold conditions.