The YNF03013 & YNF12292 Radiator Hose Set is a complete coolant hose solution for Hitachi EX300-5 excavators. It includes the upper radiator hose (3079181) and lower radiator hose (3079182), ensuring full coolant circulation between the engine and radiator.
Manufactured from premium reinforced rubber, both hoses offer excellent resistance to high temperature, internal pressure, coolant chemicals, oil, and engine vibration. The reinforced structure prevents cracking, collapse, and deformation during heavy-duty operation. Produced according to OEM specifications, this radiator hose set provides precise fitment, secure sealing, and long service life. Perfect for cooling system maintenance, radiator repair, or engine overhaul.