Categories:
- Engine Upgrades: Increase top speed and acceleration.
- Turbo: Provides a temporary speed boost.
- Brakes: Improve stopping power and handling.
- Transmission: Smoother gear changes, faster acceleration.
- Suspension: Improves handling and stability, especially off-road.
Investing in performance upgrades is crucial for street races, getaway missions, and general vehicle control. Higher-tier upgrades become available as you progress through the story and complete certain side activities. Jason's driving skill benefits most from these upgrades.