The 2009 Mazda CX-9 is available as a 4-door, 7-seat sport utility. Starting at $33,805, the 2009 Mazda CX-9 Grand Touring FWD is powered by a 3.7L , 6 -cylinder engine mated to an automatic transmission that returns an EPA estimated 16-mpg in the city and 22-mpg on the highway. The top of the line 2009MazdaCX-9Touring AWD , priced at $ 33,115 , is powered by a 3.7L , 6 - cylinder engine mated to an automatic transmission that returns an EPA estimated 15-mpg in the city and 21-mpg on the highway.