GT3 cars are set of regulations maintained by the FIA for grand tourer racing cars designed for use in various series throughout the world.
GT3 cars must be based on mass production road cars. The cars in GT3 are designed to have a weight between 1200kg and 1300kg with horsepower between 500 hp and 600 hp.
24H SERIES has featured cars such as Aston Martin AMR GT3, Audi R8 LMS GT3, Dodge Viper GT3-R, Ferrari 488 GT3, Lamborghini Huracán GT3, McLaren 720S GT3, Mercedes-AMG GT3, Bentley Continental GT3, Nissan GT-R Nismo GT3, Porsche 911 GT3 R.