A-B1593626-AI CLEANER-AIROne New Aftermarket Replacement Air Cleaner Assembly Fits Briggs and Stratton Engines This aftermarket replacement air cleaner assembly (Cleaner Air) services Fits Briggs and Stratton (B&S) small engines commonly used in lawn and garden equipment such as riding mowers and zero turn mowers. The air cleaner assembly houses the air filter elements that protect the engine from dirt and debris ingestion, helping maintain reliable engine performance and