This ASHIKA ignition coil, part number 78-04-406, is designed to deliver a strong and consistent spark to your vehicle's spark plugs. A properly functioning ignition coil is crucial for efficient fuel combustion, leading to smooth engine operation and optimal power output. Crafted with quality materials, this coil is built to withstand the demanding conditions of the engine bay. It plays a vital role in the ignition system, transforming low voltage from the battery into the high voltage needed to ignite the air-fuel mixture. Replacing a faulty ignition coil can resolve issues such as misfires, rough idling, poor acceleration, and reduced fuel economy. Ensure your engine receives the spark it needs with this ASHIKA ignition coil. It is engineered for durability and performance, providing a reliable solution for your vehicle's ignition system needs.