Overview
- Connor de Phillippi and Kenton Koch won GT World Challenge America Race 1 in the No. 99 Random Vandals BMW, passing Jeff Burton after Regulator double‑stinted tires and extending their Pro‑class lead.
- Ross Chouest triumphed in GT America Race 1 after starting on slicks on a drying track, beating pole‑sitter Memo Gidley by 9.835 seconds as Kyle Washington spun late and still finished third despite a pit infraction penalty.
- Kenton Koch made a late pass on Tyler Gonzalez to claim the GT4 America Road America makeup race at Barber with Kevin Boehm, marking their sixth Silver‑class win and strengthening their championship advantage.
- Qualifying set the weekend’s grids with Gidley on GT America pole, Philip Ellis and Mikael Grenier taking GT World Challenge poles for Races 1 and 2, and Loek Hartog and Michael Cooper topping GT4 sessions.
- Steward rulings influenced outcomes as contact between James Clay and Judson Holt triggered a full‑course caution that shuffled GT4 strategies, and GT4 Am saw multiple drive‑through penalties including two for Allen Patten.