Pirelli World Challenge At COTA – Photos From The GTS, TC and MX5 Cup Classes

The Pirelli World Challenge consists of the GT class (GT3-level cars), GTS (GT4-level cars), and three levels of Touring Cars. The Mazda MX5 Cup series also ran with them this weekend in Austin. We take a look at the GT cars in a separate gallery, but here are scenes from the rest of the classes.