Grooverider: Slot Car Thunder Cheat Codes for XBox

Harrier car:
Finish first in the Dining Room track in the 3V class.

Sprit car:
Finish first in the Dining Room track in the 3V class.

Bedroom car:
Finish first in the Dining Room track two times in the 3V class.

Eagle car:
Finish first in the Dining Room track in the 3V class.

GT Sport car:
Finish first in the 3V and 6V class in championship mode.