The FZ93, standing for Formula Zagato '93, was a special Ferrari designed by Ercole Spada as part of Zagato's series of unique Ferrari models. In 1994, the car underwent a redesign and was repainted entirely in red. Subsequently, it was renamed the ES1 in honor of its designer, Ercole Spada.
Enzo's Legacy is an interactive timeline of all Ferrari models ever made.