No matter the condition of your 1966 GTO, OPGI has the Lamps & Lenses you need to boost performance and get you back on the road. We currently carry seven Lamps & Lenses to choose from for your 1966 GTO, and our Price Match Guaranteed prices range from as little as $2.49 up to $23.99. OPGI offers RESTOPARTS plus zero other trusted brands of Lamps & Lenses for your 1966 GTO, to help you find quality parts you can rely on. With OPGI's 45-day return policy and thousands of customer reviews, you can shop with the utmost confidence. Enjoy parts delivered directly to your home, or visit our sunny Southern California Showroom & Warehouse to check out our Lamps & Lenses in person.