Upgrade your classic Cadillac with our premium Spark Plug Wire Sets, designed for 1979-1980 models including Fleetwood, Seville, Deville, and El Dorado. These reproduction wires not only enhance engine performance but also maintain the authentic aesthetics of your vehicle. Unlike alternatives that may compromise on quality, our wires are crafted to deliver reliable ignition and versatile compatibility for Oldsmobile 350 C.I., ensuring your ride revs like new.