The 2001 Jaguar XK8 is available as a 2-door, 4-seat coupe. Starting at $69,155, the 2001 Jaguar XK8 Coupe is powered by a 4.0L , 8 -cylinder engine mated to an automatic transmission that returns an EPA estimated 17-mpg in the city and 24-mpg on the highway. The top of the line 2001JaguarXK8Convertible , priced at $ 74,155 , is powered by a 4.0L , 8 - cylinder engine mated to an automatic transmission that returns an EPA estimated 17-mpg in the city and 24-mpg on the highway.