public OnPlayerKeyStateChange(playerid, newkeys, oldkeys)
{
	if(newkeys == KEY_CROUCH)
	{
		if(IsPlayerInAnyVehicle(playerid))
		{
			{
    			RepairVehicle(GetPlayerVehicleID(playerid));
			}
		}
	}
	if (PRESSED(KEY_FIRE))
	{
		new
			vehicleid = GetPlayerVehicleID(playerid);
		if (vehicleid)
		{
			AddVehicleComponent(vehicleid, 1010);
		}
	}
	if(newkeys & KEY_FIRE && IsPlayerInAnyVehicle(playerid))
	{
		if(!IsNosVehicle(GetPlayerVehicleID(playerid))) return
		AddVehicleComponent(GetPlayerVehicleID(playerid), 1010);
		PlayerPlaySound(playerid, 1133 ,0, 0, 0);
	}
	if(newkeys & KEY_SUBMISSION && IsPlayerInAnyVehicle(playerid))
    {
  		if(IsPlayerInAnyVehicle(playerid))
		{
  			new Float:x, Float:y, Float:z;
			GetVehicleVelocity(GetPlayerVehicleID(playerid), x, y, z);
			SetVehicleVelocity(GetPlayerVehicleID(playerid) ,x ,y ,z+0.3);
		}
    }
	if (IsPlayerInAnyVehicle(playerid) && GetPlayerState(playerid) == PLAYER_STATE_DRIVER)
	{
		if (newkeys & KEY_FIRE)
		{
		    new Float:vx, Float:vy, Float:vz;
		    GetVehicleVelocity(GetPlayerVehicleID(playerid), vx, vy, vz);

		    if (floatabs(vx) < 3 && floatabs(vy) < 3 && floatabs(vz) < 3)
		    {
		    	SetVehicleVelocity(GetPlayerVehicleID(playerid), vx * SpeedBoostMultiplier[playerid], vy * SpeedBoostMultiplier[playerid], vz * SpeedBoostMultiplier[playerid]);
		    }
		    return 1;
		}
	}
	return 1;
}