What is the difference between this: http://www.autotodays.com/wp-content/uploads/2010/04/2011-mustang.jpg and this: http://www.egmcartech.com/wp-content/uploads/2009/12/2009_la_2011_ford_mustang_v6_images_main.jpg I know they are both 2011 V6, but why are the symbols in the front different?