Pro Performance Parts: Exactly replacement for Briggs Stratton BS-491588S BS-491588 399959 4915885 4915886 4915888 4915889 air filter, 491435 491435S 271933 pre cleaner. Fit B&S 4101 5043 5043A 5043D 5043H 5043K, 625 675 725 625-675 e/ex series and quantum 3.5-6.75 gross HP push lawn mower.Premium Maintenance Element: Replace small engine air filter, up to OEM standard, exact size and perfect fit. Made of quality material, soft gasket, less rubber flash, better seal. Larger filter area, 4% higher air intake than original. Mower will breathe better, higher gas mileage, and run like a champ.Wide Use Kit: For Toro 20332 20334 20330, Honda GCV160 17211-ZL8-023, Craftsman 3364, John Deere PT15853 LG491588, Stens 102-549, Troy Bilt walk behind / push lawn mower air filter. Replace part number of OEM air cleaner.Extend Life Series: Air filter with washable pre-filter, double filter, fearless against heavy dusty and grass. Excellent protection, easier to clean and reusable, comfortable in the whole season.Individually Well-packed and Extend Life Series Replacement Air Filter 491588s, Also Compatiable:for Honda 17211-zl8-003 17211-zl8-000, gc160 gc190 gcv190 gx100 gc135 gcv135 push / walk behind lawn mower air filter.for Briggs and Stratton generator, tiller, pressure / power washer air filter.for Oregon 30-710, 30-927, Rotary 2838, Ariens 21529800 air filter.Color: blue + green + whiteMaterial: plastic + filter paperPackage Includes3 x air filter3 x pre filterOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.