So you can use the function below to disable vehicle collisions. If you become wanted its automatically disabled.
https://wiki.open.mp/docs/scripting/functions/DisableRemoteVehicleCollisions
Function has been in since 0.3.7. SA-MP wiki is dead
https://wiki.open.mp/docs/scripting/functions/DisableRemoteVehicleCollisions
Function has been in since 0.3.7. SA-MP wiki is dead