Spec MX-5 Challenge, LLC today announced that the 2020 Championship for the Spec MX-5 Challenge presented by Toyo Tires would be held November 5-8, 2020 at Circuit of The Americas. Circuit of The Americas, near Austin, TX, is the home track for the Formula 1 United States Grand Prix as well as other major road racing events including the AutoNation IndyCar Challenge and MotoGP.