Showdown: Chicago is a raceday event featured in Need for Speed: ProStreet. The event takes place at Chicago Airfield and is hosted by the Super Promotion organisation. The showdown raceday is unlocked upon Ryan Cooper winning any four and dominating any two Battle Machine events. The showdown raceday allows all participants to drive any vehicle of their choosing but a Grip and Drag vehicle is required for entry. A backup car may also be chosen but will be restricted to a single class.