The 2004 Mazda MPV is available as a 4-door, 7-seat passenger van. Starting at $28,460, the 2004 Mazda MPV ES is powered by a 3.0L , 6 -cylinder engine mated to an automatic transmission that returns an EPA estimated 18-mpg in the city and 25-mpg on the highway. The top of the line 2004MazdaMPVLX , priced at $ 23,490 , is powered by a 3.0L , 6 - cylinder engine mated to an automatic transmission that returns an EPA estimated 18-mpg in the city and 25-mpg on the highway.