No matter the condition of your 1979 DeVille, OPGI has the Hats/Caps you need to enhance your style and express your passion. We currently carry eleven Hats/Caps to choose from for your 1979 DeVille, and our Price Match Guaranteed prices range from as little as $8.99 up to $36.99. OPGI offers trusted brands like Air Flow Research, providing you with a wide selection of high-quality items to choose from. With OPGI's 45-day return policy and thousands of customer reviews, you can shop with the utmost confidence. Enjoy your items delivered directly to your home, or visit our sunny Southern California Showroom & Warehouse to check out our Hats/Caps in person.