Sealed intake increases airflow for dyno-proven performance and improved throttle response Large sight window for easy viewing Massive air filter with Pro GUARD7 media for maximum protection Product covered by one or more of the following patents: 11745129, 9440175, 11376536, 11219850, 11331607, 11135538, 10252202, 10532304 This item is 50-State legal: CARB EO# D-550-22