What is this valve?

[big_roy]

(10-03-2017 )smorgan87 Wrote:  '11 prostar with 871. Whats the diverter valve lookin thing with 2 coolant hose coming out the top of it and a handle on the end. Passenger side directly in front of the front shock. Ill try to attach a pic.

Did your truck have an apu on it at one time? That looks like the coolant valve that my apu is connected to my engine coolant with.