Elevate your vehicle's security with the 1979-1984 Buick Fullsize/Riviera O.E.M. Replacement Alarm System Starter Interrupt Relay from Lectric Limited. This essential electrical device is designed to seamlessly integrate with your car's alarm system, providing unmatched protection against theft while ensuring reliable operation. Unlike generic alternatives, this relay is crafted in the USA, reflecting superior quality and durability that you can trust.