Only halfway through 2012, automakers are already offering all-new 2013 nameplates as well as complete redesigns to popular cars – and many of these vehicles have already arrived at dealership lots. Included in the list provided by Kelley Blue Book are all-new nameplates – the Acura ILX, BMW X1, Cadillac ATS, and Subaru BRZ – along with redesigned models  from Chevrolet, Ford, Nissan and Porsche.