Top off your valve cover with Billet Specialties breathers. Precision machined in the USA from 6061-T6 billet aluminum and feature a unique 2 pc. design with a positive O-ring seal. Breathers are easily maintained with a washable filter element, while the PCV breather features a common replaceable PCV valve with a barbed fitting for 3/8” hose.
Available for 1” or 1-1/4” diameter valve cover holes.
Valve covers should be run with one breather and one PCV valve or PCV breather for proper air circulation.