Do the amount of races required (DO NOT NEED TO WIN) for EACH of the vehicle class types to unlock their particalar customization upgrades. Tuners, Muscles, Luxury, Exotics, and Superbikes are the vehicle class types.
| Unlockable | How to Unlock |
|---|
| Blowers | Do 45 races with a specific vehicle class.
|
| Car Headlights or Motorcycle Bowls | Do 36 races with a specific vehicle class.
|
| Car Spoilers or Motorcycle Tails | Do 18 races with a specific vehicle class.
|
| Car Stereos or Motorcycle Tanks | Do 27 races with a specific vehicle class.
|
| Exhausts | Do 45 races with a specific vehicle class.
|
| Front Bumpers | Do 9 races with a specific vehicle class.
|
| Front Seats | Do 27 races with a specific vehicle class.
|
| Hoods | Do 36 races with a specific vehicle class.
|
| Intercoolers | Do 45 races with a specific vehicle class.
|
| Post Gauges | Do 27 races with a specific vehicle class.
|
| Rear Bumpers | Do 18 races with a specific vehicle class.
|
| Skirts | Do 9 races with a specific vehicle class.
|
| Steering Wheels | Do 27 races with a specific vehicle class.
|
| Taillights | Do 36 races with a specific vehicle class.
|
| Widebody Kits | Do 45 races with a specific vehicle class.
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