2017 Advance Auto Parts Sportscar Showdown
Fourth round of the 2017 IMSA SportsCar Championship season / From Wikipedia, the free encyclopedia
The 2017 Advance Auto Parts Sportscar Showdown was a sports car race sanctioned by the International Motor Sports Association (IMSA). The race was held at Circuit of the Americas in Austin, Texas on May 6, 2017. The race was the fourth round of the 2017 IMSA SportsCar Championship.