Engine Breather Filters

Spectre's 3/4 inch push-in chrome valve cover breather has a chrome plated housing and features an internal baffle to help prevent oil splash and provide superior ventilation. This product is designed to work with valve covers that have a 3/4 inch to...

Spectre's 1 inch Valve Cover Breather Push-In with Tube is for all valve covers with 1-1/4 inch breather holes. This valve cover breather has been designed to accommodate PCV tubes and features an internal baffle to prevent oil splash and provide...

Spectre's Valve Cover Breather Push-in features an internal baffle to prevent oil splash and provide superior ventilation. This valve cover was designed for 1-1/4 inch breather holes, with a 1 inch outside diameter neck. Ideal for use in conjunction with...

This Spectre breather filter, also known as a crankcase vent filter, has a flange with an inside diameter of 10mm. By using the included adjustable worm gear clamp, this air filter will fit tubes with outside diameters from 3/8 inch to 1/2 inch (8-12mm)...

Granatelli Push-In PCV Breather

Valve Covers and Support Parts

Granatelli -12AN Male Insert Billet Valve Cover Breather

Ford Racing Black Crinkle Finish Breather Cap w/ Ford Mustang LogoThis Part Fits:YearMakeModelSubmodel1965-1973,1979FordMustangBase1969-1971FordMustangBoss 3021971-1972FordMustangBoss...

Ford Racing Chrome Breather Cap w/ Ford Mustang LogoThis Part Fits:YearMakeModelSubmodel1965-1973,1979FordMustangBase1969-1971FordMustangBoss 3021971-1972FordMustangBoss...