(4) Outer Air Filters for Kohler Fits Exmark Scag Hustler 25 083 01, 25 083 01-Four New Aftermarket Replacement Outer Air Filters for Kohler and Fits Kawasaki Engines This listing includes four (4) outer (primary) air filter cartridges designed Fits Donaldson style canister air cleaner systems used on Kohler Command and Fits Kawasaki FH FX FD series engines. The outer filter is the first line of defense in a two stage filtration setup, protecting the engine from dust, debris, and contaminants. Compatible with a wide range of