No matter the condition of your 1971 Chevelle, OPGI has the Kits you need to boost performance and get you back on the road. We currently carry three Kits to choose from for your 1971 Chevelle, and our Price Match Guaranteed prices range from as little as $3.99 up to $629.99. OPGI offers Detroit Speed plus zero other trusted brands of Kits for your 1971 Chevelle, 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 Kits in person.