Upgrade the functionality of your 1964 Cadillac with our top-notch Cruise Control Harness, specifically engineered for Fleetwood, Seville, Deville, and El Dorado models. Designed to enhance performance and reliability, this premium wire harness and lead wires ensure seamless cruise control operation, letting you enjoy a smooth driving experience without the fuss of faulty wiring. Unlike lesser alternatives, our harness is built to last, providing safety and longevity while driving in style.