No matter the condition of your 1978 Bonneville, OPGI has the Sheet Metal & Body Panels you need to boost performance and get you back on the road. We currently carry nineteen Sheet Metal & Body Panels to choose from for your 1978 Bonneville, and our Price Match Guaranteed prices range from as little as $3.29 up to $594.99. OPGI offers RESTOPARTS plus two other trusted brands of Sheet Metal & Body Panels for your 1978 Bonneville, 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 Sheet Metal & Body Panels in person.