A-B14259-AI FILTER (5 X 797704)Five New Aftermarket Replacement Foam Pre Cleaner Filters Fits Briggs and Stratton (B&S) Engines This listing is for a pack of 5 aftermarket replacement foam pre cleaner filters (5 x 797704), also sold as bulk pack B14259 4259. The wrap style foam pre cleaner fits around the outside of the main air filter cartridge (796031) on select Fits Briggs & Fits Stratton vertical shaft OHV engines. The open cell foam sleeve traps larger dirt, grass, and debris