The 2014 Nissan Altima Sedan is available in seven well-equipped models ñ the 2.5, 2.5 S, 2.5 SV and 2.5 SL featuring a 182-horsepower 2.5-liter inline 4-cylinder and the 3.5 S, 3.5 SV and 3.5 SL with a standard 270-horsepower 3.5-liter V6 engine. Every 2014 Altima is equipped with a standard Xtronic CVTà (Continuously Variable Transmission).