Upgrade your classic Buick's lighting with the GM 1971-1973 Dome & Reading Light Extension Harness. Designed specifically for the Fullsize and Riviera models, this premium wire harness ensures a seamless connection for your dome and reading lights, enhancing both functionality and your vehicle's interior aesthetics. Unlike generic harnesses, our product offers a perfect fit, reducing installation headaches and ensuring longevity, making it the ideal choice for restoration projects or lighting upgrades.