The Edelbrock Pro-Flo valve cover breather with a 9mm inlet is a small universal conical open-element filter for racing applications where a valve cover breathes through a 9mm diameter tube. The black element vents crankcase gases while helping reduce engine compartment contamination, offering a compact, replaceable breather option for race-oriented setups.
Edelbrock Valve Cover Breathers 9mm Inlet Black/Chrome