2018 Nissan Altima 2.5 SL. Recent Arrival! 2018 Nissan Altima 2.5 SL Gun Metallic CVT with Xtronic. Odometer is 44628 miles below market average! 27/38 City/Highway MPG If you're in the market for a new or used car, you've come to the right place. The staff at St. Charles... via AutoRevolution