IMSA's GTD Pro class exists for the manufacturers. It is for the Corvettes, the Mustangs, the Ferraris, and the Aston Martins, all run by factory-supported brand partners with lineups of factory ...
The International Motor Sports Association (IMSA) has revealed its 2026 calendar at the Mobil 1 Twelve Hours of Sebring for the second consecutive year, becoming the first major motorsports ...