Established in 1958, Flying J Travel Plaza is one of the largest retail operators of travel centers in North America. Located in Ogden, Utah, the company has more than 550 locations in North America. Additionally, it offers its customers tank monitoring. The firm is a retailer of bulk diesel exhaust fluid (DEF). Flying J Travel Plaza has over 28 Boss Shops in 19 states providing a variety of services that include tires, preventative maintenance with oil change/lube, brake, electrical, drive train, air conditioning and other repairs.