No matter the condition of your 1979 DeVille, OPGI has the Seat Upholstery products you need to boost performance and get you back on the road. We currently carry eight Seat Upholstery items to choose from for your 1979 DeVille, and our Price Match Guaranteed prices range from as little as $19.19 up to $1,068.99. OPGI offers TMI plus one other trusted brands of Seat Upholstery products for your 1979 DeVille, 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 Seat Upholstery items in person.