It would be much nicer to have it looking cleaner.You're correct. The 1.8T has a great aftermarket scene. Plenty of information and parts available online. I think the 1.9TDI, VR6 and 1.8T are the most modified VW engines, along with the EA888 platform.
With the PCV system, you considered deleting it all and installing a catch can?
Will this effect emissions test? That's the only thing I am not wanting to mess with.
Lots of possibilities.