Unlimited Ammo - In challenge 18, hit 50 barrels.
Unlimited Health - In challenge 17, hit 179 barrels
Unlimited Turbo - In challenge 4, collect 8 zappers
Unlock all Worlds - In challenge 18, find the hidden key.
Unlock all Cars - In challenge 8, hit 11 Bonus Stunt items.
Unlock all Items - In challenge 7, hit 30 barrels.
Upgrade Laser - Beat challenge 18 with very hard difficulty setting.
Unlock Turbine Sands level - Beat adventure 3.
Unlock Crankshaft Bay level - Beat adventure 6.
Unlock Burnout Glacier level - Beat adventure 9.
Unlock Underworld level - Beat adventure 12.
Unlockables - Challenge mode
| Beat... | Unlocks... | |
| Challenge 1 | - | Laser Cannon |
| Challenge 2 | - | Underworld Race |
| Challenge 3 | - | Sonic Boom |
| Challenge 4 | - | Atom Blaster |
| Challenge 5 | - | Sewer Pipe Arena |
| Challenge 6 | - | Sho-Stopper Vehicle |
| Challenge 7 | - | Freon Bomb |
| Challenge 8 | - | Crankshaft Docks |
| Challenge 9 | - | Energy Shield |
| Challenge 10 | - | Jet Boosters |
| Challenge 11 | - | Glacier Race |
| Challenge 12 | - | Surf Crate Vehicle |
| Challenge 13 | - | Super Zapper |
| Challenge 14 | - | Treadwell Plaza |
| Challenge 15 | - | Magnet Mine |
| Challenge 16 | - | Doom Disks |
| Challenge 17 | - | Underworld Arena |
| Challenge 18 | - | Krazy 8's Vehicle |