
The Gates molded upper coolant hose for 2004–2005 BMW 645Ci V8 4.4L is a vehicle‑specific upper radiator hose intended as a direct replacement. This molded hose restores proper coolant flow at the top of the cooling circuit, easing installation during routine service or when replacing a failed hose to address leaks and maintain correct engine cooling for the specified years.
Gates 04-05 BMW 645CI V-8 4.4L Upper Molded Coolant Hose