Upgraded suspension and engine output along with some weight saving makes for nimbler Subaru WRX STI Spec C.
(http://imgs.blackfalconmedia.com/2010/12/21/medium/1560256432105069922.jpg)
2011 Subaru Impreza WRX STI spec C launched in Japan (http://feeds.worldcarfans.com/~r/worldcarfans/Jxfz/~3/VAliuFIi20Q/2011-subaru-impreza-wrx-sti-spec-c-launched-in-japan)