Enter exploration mode and complete three laps. Then, enter OPN as a name. Hold L1 + L2 + R1+ R2 and press X at the "OK" prompt to confirm the name.
Alternate views
Select time attack mode, choose any track, and enter CAM as a name. Hold L1 + L2 + R1+ R2 and press X at the "OK" prompt to confirm the name. Exit the track and press L1 to access three new views.
Better track surface
Enter exploration mode and complete three laps. Then, enter END as a name. Hold L1 + L2 + R1+ R2 and press X at the "OK" prompt to confirm the name.
Get power-up when you enter a gate
Enter exploration mode and complete three laps. Then, enter POW as a name. Hold L1 + L2 + R1+ R2 and press X at the "OK" prompt to confirm the name.
Slow motion mode
Enter exploration mode and complete three laps. Then, enter SLO as a name. Hold L1 + L2 + R1+ R2 and press X at the "OK" prompt to confirm the name.