- Small tweaks for dirt build-up

- Small tweaks for car contact effects and tire effects
- Removed sparks from surface contact effects

- Updated snow and mud road dusts

- Reworked car vs car contact
- Reworked default surface contact
- Removed tire slip debris fxpm

- Small tweaks

- Added and tweaked asphalt grind sparks

- Small tweaks

- Added and fixed friction effect to all surfaces (tire can emit effects without slipping or sliding)
- Added proper road dust to all surfaces
- Changed each engine damage state effect
- Changed car ambient shadow
- Fixed Snow and Mud tire effects
- Fixed heavy vehicles emitting tire slip effects when nearing top speed
- Small tweaks

- Small tweaks

- Small tweaks