Order from El 7 Mares Express to enjoy some of the best Seafood in Downey. Looking to find the cheapest way to order El 7 Mares Express? Choose the most affordable delivery option listed here. Because they deliver in Downey, you can enjoy El 7 Mares Express in the comfort of your own home. Don’t wait another day to treat yourself to their delicious Seafood! Check out the full El 7 Mares Express menu below.