Get your mower ready for a new season of use with K&N's maintenance kit. K&N's maintenance kit is made for several Kohler lawn mower models with Courage and Courage Pro two cylinder engines. Specific applications are show below. The kit contains a washable/reusable K&N air filter, a K&N wrench-off oil filter, two quarts of Lucas® 30WT Plus Engine Oil, Lucas® Fuel Stabilizer, and two NGK® Spark Plugs. The K&N Lawn Mower Upgrade kit contains all the items necessary to perform required engine maintenance. This upgrade kit is a direct replacement for the OE parts, and no modification is required.