Illuminate your ride with our premium Courtesy Light Extension Harness designed specifically for the 1974-1976 Buick Fullsize and Riviera models. This high-quality wiring solution ensures optimal performance for your courtesy light, providing a seamless connection that enhances safety and convenience. Unlike generic alternatives, our harness is crafted for precision and long-lasting reliability, making it the perfect addition for restoration enthusiasts or anyone wanting to enhance their vehicle's interior lighting.