Upgrade your classic Cadillac with our 1974 Spark Plug Wire Set, specifically designed for Fleetwood, Seville, DeVille, and El Dorado models without H.E.I. (Dated 3-Q-73). This high-quality reproduction ensures optimal engine performance and reliability, elevating your vintage ride's functionality to modern standards. Unlike inferior alternatives, our wire set promises durability and perfect fit, enhancing both performance and aesthetics of your classic vehicle.