Anyone know what this is?

[mairenag202]

I was checking out the engine bay when I saw this ripped up left over of a hose & what curious if anyone knows whats it for & where it leads. 2165

[jc1kz]

hmmm left over overflow drain hose from when it was repaired last time?

[Sulaco]

Coolant overflow tank bleed off hose. It's missing about 6 inches though.