K1 Speed in Irvine, California will start off the half way point for the 2nd half of the 2011 Challenge GP series with their well know Super-Track configuration this coming Sunday September 4th. The well known OC location has been hosting a number of very fast and capable drivers that all have the chance at making a podium appearance. The race for the chase to the overall points championship is in full swing, as drivers have all began to push themselves harder to make for some exciting racing at the various centers. Come out this Sunday for round III – with sign-ups at 8:30 AM and qualifying to start at 9:00 AM. Entry fee is just $55 per driver.