catch can

I've been pondering the idea to throw a catch can on the pcv system for a while and I'm not totally sure if I need a can or not. My current setup runs like this... From the front valve cover there's a pcv check valve (evo pcv) and that runs to the lower intake mani. From the rear valve cover...

Do you guys get a lot of oil in your intercooler piping? I'm thinking of getting a catch can to alleviate that. I also need to find a non-paper gasket for my BOV as it is a bit soaked in oil :scream:

one more question, I'm almost done installing the turbo kit, but I need to know where the hose that would normally go into the the intake pipe(before the MAF)goes now, I have a DDP kit. The guy that sold me the kit said I needed to get a Greddy oil catch can cause that hose is going to be...