The 2005–06 Toyota Racing Series was the second Toyota Racing Series season. It began on November 4, 2005 at Pukekohe and ended on April 23, 2006, also at Pukekohe.
The following teams and drivers have competed during the 2005–06 Toyota Racing Series.
*Competed in one round only.
**Competed in two rounds only.
The 2005/06 Toyota Racing Series featured four overseas drivers. Three British drivers (Jay Howard, Steffen Moller, Ben Clucas) and Hamad Al Fardan from Bahrain.
*International Series
**V8 Supercar support race.