The 2001 Hyundai XG300 is available as a 4-door, 5-seat sedan. Starting at $23,499, the 2001 Hyundai XG300 Base is powered by a 3.0L , 6 -cylinder engine mated to an automatic transmission that returns an EPA estimated 19-mpg in the city and 27-mpg on the highway. The top of the line 2001HyundaiXG300L , priced at $ 24,999 , is powered by a 3.0L , 6 - cylinder engine mated to an automatic transmission that returns an EPA estimated 19-mpg in the city and 27-mpg on the highway.