KJ’s Super Stores has been a family owned business headquartered in Idaho Falls, Idaho for over 35 years. We specialize in bringing you the cleanest burning fuel, best car wash facilities, and the widest variety of convenience store products.We have gas stations in Idaho, Wyoming, Utah, and Nevada. We have 14 stations that offer either machine operated or hand wash bays for your car. Come and see us to get a full tank and a clean car at the best value around!