Spectre's Twist-In Valve Cover Breather features an internal baffle to prevent oil splash and provide superior ventilation. This valve cover breather was designed for all valve covers with twist lock...

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...

This Spectre breather filter, also known as a crankcase vent filter, has a flange with an inside diameter of 38mm. By using the included adjustable worm gear clamp, this air filter will fit 1-1/2...

Spectre's Valve Cover Push-on Breather features an internal baffle to prevent oil splash and provide superior ventilation. This valve cover breather was designed for all valve covers with 1-1/4 inch...