Enhance your classic Buick experience with our premium Rear Window Defogger Extension Harness, designed specifically for the 1966-1967 Buick Skylark, Special, and Gran Sport models. This high-quality wire harness ensures an efficient connection between the defogger switch and blower motor, promoting optimal performance and visibility. With its robust construction and precise fit, this extension harness outperforms alternative options, providing you with reliability and peace of mind every time you hit the road.