I can't comment on what Wrenchbender says, but I have mine set up exactly how you are describing, I used this fitting...
https://www.amazon.com/gp/product/B0...?ie=UTF8&psc=1
with 3/8" line threaded into each side, then ran the hard lines to the PVC and booster. So far I've only yard driven the truck but it seems to work fine. You will need a 1/4" to 3/8" reducer/adapter bushing to fit into your manifold.