No matter the condition of your 1978 Cutlass, OPGI has the Interior Kits you need to boost performance and get you back on the road. We currently carry one Interior Kits to choose from for your 1978 Cutlass, and our Price Match Guaranteed prices range from as little as $116.99 up to $116.99. OPGI offers QuietRide plus zero other trusted brands of Interior Kits for your 1978 Cutlass, 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 Interior Kits in person.