I think you might be looking for information on mods for World Racing 2: Champion Edition!
If you want to test the physics engine at 250+ mph, look for the Bugatti Chiron , Koenigsegg Jesko , and Porsche 911 GT3 RS mods. world racing 2 champion edition mods upd
Originally released in 2005 by German developer Synetic, World Racing 2 offered a unique blend of arcade accessibility and simulation depth, featuring over 100 tracks, 80 vehicles, and a realistic damage model that was ahead of its time. I think you might be looking for information