The 2016 Acura TLX is available as a 4-door, 5-seat sedan. Starting at $31,695, the 2016 Acura TLX Base (DCT) FWD Sedan is powered by a 2.4L , 4 -cylinder engine that returns an EPA estimated 24-mpg in the city and 35-mpg on the highway. The top of the line 2016AcuraTLXAdvance AWD SH-AWD Sedan , priced at $ 44,800 , is powered by a 3.5L , 6 - cylinder engine that returns an EPA estimated 21-mpg in the city and 31-mpg on the highway.