Found these videos tucked away on Tesla's facebook page. Believe you may need a FB account for this... Some early videos show traction control on/off tests, sustained 100MPH of the VP on a racetrack, and dust intake testing.
https://www.facebook.com/media/set/?set=vb.18790602800&type=2
https://www.facebook.com/media/set/?set=vb.18790602800&type=2