Airaid Rubber Top 1in ID - Push On 4in x 2in Oval OD 2in Tall Breather Filter

AIRAID breather filters for valve covers are designed for the high demands of racing in mind. Made with premium filter media AIRAID breather filters offer high air flow, excellent filtration and can be washed and reused over and over again. Note: Legal in California only for racing vehicles which may never be used, registered, or licensed for use upon a highway. See airaid.com for CARB status on each part for a specific vehicle.