Upgrade your classic ride with the 1963 Chevrolet Impala Full-size Rear Body Harness, specially designed for 4 Door Sedan and Sport Sedan models. This top-quality wire harness ensures a seamless connection from the dashboard to the rear body panel, providing reliable electrical performance and enhancing your overall driving experience. Unlike generic replacements, our harness is tailored specifically for the 1963 Impala, guaranteeing a perfect fit and enhanced durability for long-lasting use.