The CSA T20 Challenge is a domestic Twenty20 Cricket competition in South Africa, first contested in the 2003–04 season. It was previously known as the Standard Bank Pro20 Series until the 2010–11 season, the MiWay T20 Challenge for the 2011–12 season and most recently as the RamSlam T20 Challenge. The current champions are the Imperial Lions, whilst the Titans have been the most successful with 6 title wins.