Speed limiter script

if (Player.Character.isInVehicle()) {
                Vehicle vh = Player.Character.CurrentVehicle;
                if (Exists(bp)) {
                    if (chash == vh.GetHashCode()) {
                        bp.Delete();
                    }
                }
                if (speedlimit == true) {
                    if (vh.Speed > 20) {
                        vh.Speed -= 1;
                    }
                }
}