I teed mine, and it seems to work just fine. I would have liked to use larger hoses, but with two returns, the pump doesn't starve for fluid. It is quiet as can be.
I ran all my lines down to the area under the cab inside the frame rail. It is out of the way and neat n clean.
Here is a pic of mine, The rubber hoses above the two steel pressure lines have hose clamps on them.
Here's my setup, before I put the 2 PSI check valve on it and tightened everything up. I remade the plate between the booster and the master to make it 1/4" thick
