It's a PCV valve with a vacuum regulator and a lot of hype attached.

Look at the patent

http://patft.uspto.gov/netacgi/nph-Parse...uery=PN/5542401

BTW, the inventor died in 2009, not recently.

You could mimic most, if not all of the effect by sealing the hole where the breather is on your current engine.

They say there are no such thing as a stupid question.
They say there is always the exception that proves the rule.
Don't be the exception.