Firehouse SubsSearch3021 Interstate 45 NorthOpen now$4.49delivery feeFeaturedNew!Hot Specialty SubsBuild Your Own SubCold SubsSaladsKids' CombosSidesDrinksCold SubsTuna Salad SubA blend of tuna, mayo, relish and black pepper topped with provolone, served fully involved (mayo, lettuce, tomato, onion, deli mustard, and a pickle spear on the side).$6.90