The 2005–06 Toyota Racing Series was the second Toyota Racing Series season.
The following teams and drivers have competed during the 2005–06 Toyota Racing Series.
All teams used Tatuus TT104ZZ chassis with Toyota engine.
The 2005/2006 Toyota Racing Series featured four overseas drivers.
Two British drivers (Jay Howard, Ben Clucas), Stefen Møller from Denmark and Hamad Al Fardan from Bahrain.