An ignition coil kit refers to a set which contains all elements necessary to upgrade or repair a car’s ignition coil. The assembled kits include an ignition coil, spark plug wires, and spark plugs, and sometimes other components like mounting brackets or connectors. In order to save time or for easier installation, ignition coil kits can be pre-assembled. This ensures that all components are available and will be compatible with one another. These kits address all issues whether looking to replace a nonworking ignition coil or upgrading to a better performing one. These kits give reassurance to car owners or mechanics that all components required for complete plug-and-play installation of the new coil are integrated.