Upgrade your classic Buick Skylark, Special, or Gran Sport with our Wire Harness Modification Kit, specifically designed to convert the original setup to accommodate a more reliable and efficient 1973-1985 SI Series internally regulated alternator. This conversion not only enhances performance but also simplifies electrical system management, offering you a modern solution to a vintage problem. With this kit, you can enjoy increased electrical stability and lower maintenance needs, setting your vehicle apart from others with outdated systems.