The latest edition of Nissan's Altima sedan will go on sale in July of 2012 with a starting MSRP of $21,500. The automaker plans to offer the 2013-MY Altima in four 2.5L engine equipped models (2.5, 2.5 S, 2.5 SV, and 2.5 SL), and three 3.5L V-6 equipped models (3.5 S, 3.5 SV, and 3.5 SL). You can view more images of the Altima's exterior, interior, and infotainment features in the following gallery.