Genuine OEM Porsche Ignition Coil, part number 9A260210402. This coil generates the high voltage necessary for the spark plugs to ignite the fuel-air mixture. It is typically mounted directly to the cylinder head or engine block. Constructed with high-quality materials for reliable electrical insulation and energy transfer. Genuine OEM ignition coils are calibrated for exact voltage output and spark duration, ensuring optimal engine performance and efficiency.