The 2015 Acura ILX is available as a 4-door, 5-seat sedan. Starting at $29,350, the 2015 Acura ILX 2.0L w/Premium Package (A5) is powered by a 2.0L , 4 -cylinder engine mated to an automatic transmission that returns an EPA estimated 24-mpg in the city and 35-mpg on the highway. The top of the line 2015AcuraILX2.4L w/Premium Package (M6) , priced at $ 29,350 , is powered by a 2.4L , 4 - cylinder engine mated to a manual transmission that returns an EPA estimated 22-mpg in the city and 31-mpg on the highway.