The BSH PCV Revamp kit takes care of the commonly occurring PCV issues in FSI 2.0T applications. As a result, BSH PCV Revamp was born. It fixes the major problems with the 2.0T PCV system once and for all!  The factory PCV system has long plagued this engine with poor mpg, rough idle, boost loss, and the dreaded oil spewing from the oil cap. By installing the BSH PCV revamp kit you will ensures these issues never affect your engine again. PCV function is properly retained and no emissions functions are tampered! The kit includes: Billet Valve Cover Plate Billet PCV Adapter Billet Manifold Cap O-Rings Retaining Hardware.