PC versionWii Fans have made a PC version. Some are still early, so read the project page first.
Fans took Mario Kart Wii apart and rebuilt it so it runs natively on a computer, often with widescreen, higher frame rates and mods. Here are the 3 projects we know about:
Wiicompiled
Decompilation of Mario Kart Wii
A work-in-progress matching decompilation of Mario Kart Wii.