Unlock All Cars
Hit 11 Bonus Stunt items while completing Challenge 8.

Unlock All Worlds
Find the Hidden Key while completing Challenge 18.

Unlock All Items
Hit at least 30 orange barrels while completing Challenge 7.

Unlock Upgraded Laser
Complete Challenge 18 using the very hard difficulty setting.

Infinite Ammo
Hit at least 50 orange barrels while completing Challenge 18.

Infinite Health
Hit at least 179 Barrels while completing Challenge 17.

Infinite Turbo
Collect 8 zappers while completing Challenge 4.

Timer Speed
Hit at least 60 barrels while completing Challenge 12.

Unlock HW Prototype
Complete all missions in Adventure Mode.

Go to: Hot Wheels: Velocity X Info Page | nGaming Home Page.