I posted something about this in the "Official 'Smoking Turbo' thread, but I guess it makes more sense to put it here.
This fix is based on the idea that the smoking issue is fixed by reducing air flow that is going into the crankcase via the valve cover breather and therefore increasing the...
VC Breather Catch Can to fix smoke from turbo seal blowby?
A lot of people run Oil Catch Cans on the PCV circuit, but very few run them on the Valve Cover Breather circuit as well. It seems like the main reasoning for this is that there isn't nearly as much oil blowby present in the Valve...