The 2003 Nissan Murano is available as a 4-door, 5-seat sport utility. Starting at $30,599, the 2003 Nissan Murano SE AWD is powered by a 3.5L , 6 -cylinder engine mated to an automatic transmission that returns an EPA estimated 20-mpg in the city and 24-mpg on the highway. The top of the line 2003NissanMuranoSL AWD , priced at $ 29,799 , is powered by a 3.5L , 6 - cylinder engine mated to an automatic transmission that returns an EPA estimated 20-mpg in the city and 24-mpg on the highway.