ITEM NAME:Universal Racing Baffled 3-Port Oil Catch Can/Tank/Reservoir Air-Oil Separato Kw.The internal air diverter circulates the air longer and ensures all the oil sinks to the bottom of the can, leaving nothing but clean air to pass through the 50 micron bronze filter to the intake. This oil catch can features three ports, two inlets and one outlet, for easy installation on CCV and PCV systems.