Kohler Pre-Filter 45 083 01-S Included in the 055-421 Air Filter Combo 055-421 Air Filter Combo, Original equivalent 100-768 Pre-Filter 100-768 Pre-Filter Fits Model: Kohler K Series K341, KT series dome style, MV16-MV20, Magnum M10-M20, CV17-CV26, CV620-CV745 and V16-V20; for 16-20 and 25-27 HP engines