Briggs & Stratton Air Filter — 12.5 to 20 HP, Model# 5050D

For 12.5-20 HP horizontal crankshaft L-head twin cylinder and Vanguard™ OHV V-twin engines. Includes pre-cleaner. B&S Service Part #394018S (Filter), #272490S (Pre-cleaner). B&S Packaged Part #5050D. U.S.A.