Display pack of 1 (394018S) air filter and 1 (272490S) pre-cleaner. This oval style, pleated-paper air filter provides superior protection against the destructive effects of dirt ingestion. Used on select 12.5 HP through 21 HP horizontal crankshaft L-Head twin cylinder, and most Vanguard OHV V-Twin engines, this OEM part ensures proper fit and performance to maintain the life of your Briggs and Stratton engine. Many parts look similar, so it’s crucial to ensure you’re choosing the right replacement for your original equipment or engine model. Not sure? Use our Parts Lookup Tool to view part diagrams and find the correct replacement.

• Genuine Briggs and Stratton Round Air Filter Cartridge and Pre-Cleaner
• For 12.5-20HP Horizontal Crankshaft L-Head Twin and Most Vanguard OHV V-Twin Engines
• Helps filter out dirt and debris that can be harmful to engines

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