A-B1798748-AI FILTER-AIR CLEANER CAOne New Aftermarket Replacement Air Cleaner Cartridge Filter Fits Briggs & Fits Stratton (B&S) Engines This aftermarket replacement air cleaner cartridge filter (Filter Air Cleaner CA) Fits Briggs & Fits Stratton small engines used in lawn mowers, generators, and other outdoor power equipment. The air cleaner cartridge protects the engine by filtering dirt and debris from the intake air supply, helping maintain performance and extend engine life.