Oregon Air Filter for Riding Mowers, Fits Kohler Courage SV470-620,15-22 HP Engines R-30-225-CP - The Home Depot
Replacement Kohler Air Filter 4508302, 45-083-02-S, 45-083-02. Includes Replacement Pre-filter 45-083-01, 45-083-01-S - Walmart.com
Amazon.com : KOHLER 47 883 01-S1 Engine Air Filter With Pre-Cleaner Kit For KT Series square style, CH11-CH16, CH410-CH450 and Magnum M18-M20; for 18-20 HP engines : Lawn Mower Air Filters :