Restore the charm and functionality of your classic pony car with premium 1966 Ford Mustang interior electrical & lighting components. From dome lights and dash illumination to underdash wiring and courtesy lamp assemblies, these parts are essential for maintaining visibility and convenience inside your vehicle. Over time, interior lighting can fade, flicker, or fail entirely—taking away from the driving experience and vintage appeal. Our high-quality replacements are designed to match original factory specs, ensuring a perfect fit and seamless integration into your Mustang’s cabin. Whether you're doing a full restoration or just refreshing a few elements, these interior electrical and lighting parts bring your 1966 Mustang’s interior back to life with brilliant, dependable light.