Jack Hollis, Toyota vice president of Marketing, tells the media “lets get dirty” as he introduces the all new TRD Pro Series of off road vehicles, 2015 Toyota Tundra, 4 Runner and Tacoma at the 2014 Chicago Auto Show Thursday, February 6, 2014. The new factory-installed TRD Pro Series is aimed squarely at extreme off-roading enthusiasts who push their trucks and SUVs to the limit.Photo: Joe Polimeni