Joliet, Ill. –May 6, 2014 – As part of a longstanding partnership, Chicagoland Speedway today announced the Illinois Office of Tourism as the title sponsor of its July NASCAR Nationwide Series race. The EnjoyIllinois.com 300 will run under the lights on Saturday, July 19, during a rare off-weekend for the NASCAR Sprint Cup Series, providing a national platform for Illinois’ flourishing tourism industry.