After reviewing a bunch of pictures, it looks like most kick out left(driver side) underneath and pointed slightly up, but, there are plenty of exceptions in all kinds of directions. When I reinstall my right angle speedo adjuster (1.25:1), the cable will be entering in that same direction.
Two more pics. The shop installed a charcoal canister to eat fumes. Nice out of the way location. You can see some transfer case fluid that got on the vent hose for the rear diff.
And here's the twin stick installed:
