The most noticeable change to the 2005 season was its driver lineup â '' only 7 drivers raced for the same team with which they began the 2004 season , another 7 drivers switched to new teams . The most noticeable change to the 2005 season was its driver lineup -- only 7 drivers raced for the same team with which they began the 2004 season , another 7 drivers switched to new teams .