A-B15099K-AI FOAM AIR CLEANER KITOne New Aftermarket Replacement Foam Air Cleaner Kit Fits Briggs and Stratton (B&S) Small Engines This aftermarket replacement foam air cleaner kit Fits Briggs and Stratton (B&S) small engines used in lawn mowers, walk behind mowers, and other outdoor power equipment. The foam filter element protects the engine by trapping dirt and debris before they can enter the air intake, helping maintain clean airflow, reduce engine wear, and extend equipment