; HomeHeavy Duty Truck PartsRadiators & Radiator PartsRadiator Overflow BottlesFreightlinerM-2Used 2004 FREIGHTLINER M2 MEDIUM DUTY Radiator Overflow Bottle Used 2004 FREIGHTLINER M2 MEDIUM DUTY Radiator Overflow Bottle Unfortunately this part is temporarily unavailable. View other Freightliner M-2 Radiator Overflow Bottles