The YNF12292 Radiator Lower Hose is designed for Hitachi EX300-5 and EX350-5 excavators and functions as the coolant outlet hose from the radiator to the engine. It ensures smooth coolant return flow, stable engine temperature, and reliable cooling performance during heavy-duty operation.
Manufactured from high-quality reinforced rubber, this hose offers excellent resistance to high temperature, internal pressure, coolant chemicals, oil, and engine vibration. Produced according to OEM specifications, YNF12292 provides precise fitment, secure sealing, and extended service life. It is ideal for cooling system repair, preventive maintenance, and engine overhaul.