ACDelco 25800640 Heater Outlet Hose Assembly

The ACDelco 25800640 is a molded HVAC heater outlet hose assembly designed for GM vehicles. This OE-style replacement hose routes heated engine coolant from the lower radiator hose to the heater core outlet, providing essential cabin heat for passenger comfort.

Key Features:

• Factory-molded design for precise fit in tight engine compartments
• Constructed from durable EPDM rubber for extended service life
• Engineered for excellent resistance to high temperatures and prolonged heat exposure
• Direct OE replacement for GM part number 25800640
• Professional-grade quality meeting GM engineering standards

This heater outlet hose is a critical component of your vehicle's HVAC system. Over time, exposure to engine heat and coolant can cause deterioration and leaks, making timely replacement essential for maintaining proper heating function and preventing coolant loss.