A steered condition vehicle behavior improving apparatus is provided for a vehicle, wherein the vehicle is capable of running with a road wheel driven by a driving force from a power source. The steered condition vehicle behavior improving apparatus a steering operation detecting means and a driving force increasing means. The steering operation detecting means detects a steering operation of steering a steerable wheel of the vehicle. The driving force increasing means increases the driving force to the road wheel in response to detection of the steering operation by the steering operation detecting means, and reduces the driving force a predetermined time period after the increase of the driving force.