Fiesta - ST LINE X - Low Mileage - Frozen White The Fiesta ST LINE X is a superb spec car which offers high specification and efficient driving! The ST-Line X trim adds a sporty edge with sleek 17-inch alloy wheels, a bold front grille, and LED headlights that provide a modern, distinctive look. Inside, you’ll find a well-appointed cabin featuring an 8-inch touchscreen infotainment system with Apple CarPlay and Android Auto, along with a digital instrument cluster that puts essential driving information right where you need it.