Code:
00020000 2F748660
XXXXXXXX 00000000
*XXXXXXXX is a 32-bit value. Use 100,000 or above at your own risk.
IMPORTANT INSTRUCTIONS:
1) Select "Online - One Player" in the main menu.
2) Select "Regional"
3) Send the code
4) Press B
5) Go back into Regional. Your VR should have changed.
6) Play a regional race. In the list of players, notice how the VR hasn't changed in that screen.
7) After the race, leave the room.
8) Press B.
9) Close Mario Kart 8.
10) Turn off the Wii U.
11) Turn the Wii U back on.
12) Load Mario Kart 8 WITHOUT LOADING THE EXPLOIT. Just load it normally.
13) Your new VR should be working fine (unless you do something stupid).
If you don't follow these instructions and complain because your save data was corrupted, I don't care. It's your fault and I will ignore you.