This DELPHI ignition coil, part number GN10170-12B1, is engineered for dependable operation and efficient spark delivery. It plays a crucial role in your vehicle's ignition system, converting low voltage to high voltage to create the spark needed for combustion. A failing ignition coil can lead to misfires, reduced engine power, and poor fuel economy. Ensure your engine runs smoothly and efficiently with this direct replacement ignition coil from DELPHI. It is built to meet or exceed original equipment specifications for a precise fit and reliable performance.