The 2012 Nissan 370Z is available as a 2-door, 2-seat coupe. Starting at $32,280, the 2012 Nissan 370Z Base (M6) Coupe is powered by a 3.7L , 6 -cylinder engine mated to a manual transmission that returns an EPA estimated 18-mpg in the city and 26-mpg on the highway. The top of the line 2012Nissan370ZTouring (A7) Roadster , priced at $ 44,500 , is powered by a 3.7L , 6 - cylinder engine mated to an automatic transmission that returns an EPA estimated 18-mpg in the city and 25-mpg on the highway.