NoExplosionOnCrash

using GTA;
using GTA.Native;
using System;
using System.Windows.Forms;

public class NoExplosionOnCrash : Script
{
    public NoExplosionOnCrash()
    {
        Tick += OnTick;
        Interval = 500;
    }

    void OnTick(object sender, EventArgs e)
    {
        Vehicle veh = Game.Player.Character.CurrentVehicle;
        if (CanWeUse(veh) && veh.Model.IsCar)
        {
            if(!veh.IsInvincible && veh.IsInAir)
            {
                if (veh.Speed > 20f)
                {
                    veh.IsInvincible = true;
                }
            }
            if (veh.IsInvincible && !veh.IsInAir)
            {
                veh.IsInvincible = false;
            }
        }
    }

    bool CanWeUse(Entity entity)
    {
        return entity != null && entity.Exists();
    }
}