Briggs & Stratton Aftermarket- 4-PACK- Air Filter Cartridge REPLACES OEM #'S 491588, 491588S, 399959, 4101, 4915 , 5034, 5034B, 5034D, 5034H, 5034K, Craftsman 3364, 33644, Toro 119-1909, Stens 102-549;

Our Filters are made to OEM Specifications. Width 4-1/2 in. Length 5-1/4 in. Height 3/4 in. OEM Style Blue Urethane Foam Seal.