UK TV program Fifth Gear has released a new video to the web showing a road test of the new 2011 Citroen C4, the car review is conducted by Vicki Butler-Henderson and she is testing the top of the range 2011 Citroen C4 in the Exclusive trim level thats powered by the 2.0-liter turbo diesel engine.The "2011 Citroen C4" 2.0 HDi channels its juice to the wheels via a 6-speed manual transmission, and