Concept car showcases new design for a highly-efficient, street-legal two-seat GT.  DeltaWing Technology Group today revealed at Road Atlanta a full-size concept of what a Panoz DeltaWing GT street-legal car could look like, as well as a DeltaWing® GT race car concept chassis. Reveal provided a glimpse of the fuel and energy efficient DeltaWing® architecture in another form. The display showcases the company’s rapid progress toward a new DeltaWing racecar and ultimately a highly efficie...