Brute Force Induction System Engineered to add horsepower and reduce restriction compared to OEM air intakes;Comes with an AEM lifetime DRYFLOW Synthetic air filter with great filtration;Guaranteed for the life of your car or truck;Manufactured in the USA;50 State Legal CARB EO# D-670-19 CHEVROLET GMC SIERRA 1500 SILVERADO 1500 BASE CUSTOM DENALI HIGH COUNTRY LS LT LTZ SLE SLT SSV WT 2014 2015 2016 5.3L Ecotec3 L83 (325) 6.2L Ecotec3 L86 (376) FLEX GAS AEM AEM Brute Force Air Intake System - 21-8032DS 21-8032DS Air Intake Kits