For INA For VIP52 Ignition Coil Performance Parts Unit Replacement Performance Parts Unit Replacement Replacement Parts An ignition coil or spark coil is an induction coil that converts the low voltage from the battery into thousands of volts, which creates an electrical spark in the spark plug to ignite the fuel. this ignition coil will dramatically increase your spark and improve vehicle performance, acceleration, starting and fuel mileage. Material: Made of durable and wear-resistant materials, it enhances wear resistance and increases service life. This coil improves the ignition system, has high ignition energy and fast response speed, thereby improving engine performance and efficiency.