Key Features

• Genuine OEM Briggs & Stratton 491588S air filter cartridge
• Bulk 50-pack supplied under SKU 491588L for stocking and servicing multiple machines
• Foam/pleated cartridge construction captures dust and debris while preserving essential airflow to the carburettor and combustion chamber
• OEM-grade filtration maintains engine airflow, supports efficient combustion, and minimizes internal wear over repeated service intervals
• Panel-style housing compatibility with a wide range of Briggs & Stratton petrol engines for reliable fit and performance
• Broad applications across walk-behind mowers, garden tractors/small ride-ons, tillers, and petrol-powered generators
• Fitment guidance to confirm engine model or compare with the current filter to ensure correct match before ordering

Product Details

• Product Type: Engine Air Filter Cartridge
• Part References: 491588S (individual filter), 491588L (50-pack bulk SKU)
• Filter Type: Foam/pleated cartridge
• Pack Size: 50 filters per bulk pack
• Application: Air filtration to protect the carburettor and internal combustion components
• Compatibility (Housing): Briggs & Stratton petrol engines with panel-style filter housing
• Engine Compatibility (Select Series): Quantum Series engines (commonly 3.5 hp to ~6.75 hp mowers); Series 625 / 650 / 675 vertical crankshaft engines; Series 800 / 900 / 1350 / 1450 horizontal crankshaft engines; Some Vanguard and Intek engine applications where 491588S is specified
• Typical Applications: Walk-behind petrol lawn mowers, garden tractors/small ride-ons, tillers/cultivators, petrol-powered generators
• Fitment Tip: Air filters are specific to the engine’s air cleaner housing and part tag; always verify your engine model or compare with the current filter to ensure correct match before ordering

Compatibility

• Panel-style filter housing required; compatible with Briggs & Stratton petrol engines that use panel-style air cleaners
• Quantum Series engines (approx. 3.5 hp–6.75 hp mowers)
• Vertical crankshaft: Series 625, Series 650, Series 675
• Horizontal crankshaft: Series 800, Series 900, Series 1350, Series 1450
• Some Vanguard and Intek engine applications where 491588S is specified
• Typical equipment range includes walk-behind mowers, garden tractors/small ride-ons, tillers/cultivators, and petrol-powered generators
• Fitment verification: confirm engine model or compare with the current filter to ensure a correct match before ordering