Overview. As its name implies, the Fiesta ST, with a mighty turbocharged engine and sport tuned suspension, is hot, spicy, and ready to party. The . liter inline four makes hp and pairs exclusively to a six speed manual. A brake based torque vectoring system amplifies the ST’s agility in corners, and the whole setup is not only fun, .Check out the latest Ford Fiesta ST features and specs at Car and Driver, including safety and warranty information..Detailed features and specs for the Used Ford Fiesta ST including fuel economy, transmission, warranty, engine type, cylinders, drivetrain and more. Read reviews, browse our car inventory .View detailed specs, features and options for the Ford Fiesta ST Hatch at U.S. News World Report..