Replacement RF50150003 Upper Radiator Coolant Hose 3.9L V8 OEM 3W4Z8260BC 3W4Z8260BB

The Replacement RF50150003 is an upper radiator coolant hose designed as a direct OEM replacement for the Ford Thunderbird (2003–2005) and Lincoln LS (2003–2006) equipped with the 3.9L 8-cylinder engine. This hose restores the factory-engineered coolant flow path between the engine and radiator, helping maintain proper operating temperature and preventing overheating.

Key Features:

• Direct-fit replacement for a hassle-free, no-modification installation
• Engineered to meet or exceed original equipment specifications for fit, form, and function
• Constructed from durable, heat- and pressure-resistant rubber compound to withstand demanding underhood conditions
• Resists coolant degradation, cracking, and swelling over time
• Upper radiator hose position — connects the engine outlet to the top of the radiator

OEM Cross-Reference Part Numbers:

• 3W4Z8260BC
• 3W4Z8260BB

This coolant hose is a straightforward maintenance or repair item for keeping your vehicle's cooling system operating reliably. Replacing a worn, cracked, or leaking upper radiator hose promptly helps prevent coolant loss and potential engine damage.