The 1999 Plymouth Voyager is available as a 3-door, 5-seat passenger van. Starting at $18,205, the 1999 Plymouth Voyager Base is powered by a 2.4L , 4 -cylinder engine mated to an automatic transmission that returns an EPA estimated 20-mpg in the city and 26-mpg on the highway. The top of the line 1999PlymouthVoyagerSE , priced at $ 22,080 , is powered by a 3.3L , 6 - cylinder engine mated to an automatic transmission that returns an EPA estimated 18-mpg in the city and 24-mpg on the highway.