Spectre Oil Breather Cap 3/4in. (Push-In) - 4300

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 Breather Filter 10mm Flange / 2in. OD / 1-3/4in. Height - Red - 3992

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)...

Spectre Breather Filter 10mm Flange / 2in. OD / 1-3/4in. Height - Black - 3991

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)...

Spectre ExtraFlow Push-In Breather Filter - Blue - 42876

Spectre's High Performance Push-In Breather was designed for valve covers with a 1-1/4 inch breather hole. With a triple chrome-plated steel top and base and an overall height of 2-3/4 inches, this breather features a 2 inch tall Extraflow filter element...