The 2013 Nissan Altima 2.5 SL is a midsize car that combines comfort, fuel efficiency, and advanced technology. It is powered by a 2.5-liter four-cylinder engine, offering smooth driving and excellent fuel economy. The SL trim adds luxury features like leather upholstery, a premium audio system, and a touchscreen for navigation. Safety includes a rearview camera and advanced airbag systems, making it a reliable choice for families and commuters. Overall, the 2013 Altima is notable for its stylish design and balanced performance.