The 2012 Infiniti EX35 is available as a 4-door, 5-seat sport utility. Starting at $35,800, the 2012 Infiniti EX35 Base 4x2 is powered by a 3.5L , 6 -cylinder engine mated to an automatic transmission that returns an EPA estimated 17-mpg in the city and 24-mpg on the highway. The top of the line 2012InfinitiEX35Journey AWD , priced at $ 39,500 , is powered by a 3.5L , 6 - cylinder engine mated to an automatic transmission that returns an EPA estimated 17-mpg in the city and 24-mpg on the highway.