The alternator rectifier is the device that converts alternating current into direct current. It instantly provides electrical equipment with large enough currents and stable voltages to improve fuel economy. The rectifier can reduce idling jitter, make the car run smoothly, enhance the engine power. It also protects the battery and the original car electrical circuit system and reduce the load. Delcoribo tries our best to supply reliable alternator rectifiers. We run the wholesale business to extend your budget.