Double winded ignition coil is an integral part of any vehicle ignition system. The ignition coil is made up of two sets of wire winding, one inside the another. The ignition coil provides or extremely high voltage change to the spark plug at the ideal moment in the combustion process within each cylinder to insure optimal power and fuel efficiency. Double winded ignition coil is performed several wires per second for each cylinder over the operating life of the engine.