I can't hear you very well <a href=" http://www.alianzared.com/bula-de-flagyl-comprimidos.pdf ">flagyl burning eyes</a> The CNG option has already been available on the larger F-350 pickup, but the F-150 is Ford's No. 1 vehicle and the leader in the full-size pickup segment. The CNG option will be available starting in the 2014 model year.