Briggs & Stratton Air Filter - 491588S (5 Pack - 4101)

Key Features

• Genuine Briggs & Stratton OEM filters manufactured to original equipment standards for precise fit and reliable filtration.
• Foam filtration element provides effective particulate capture while preserving essential engine airflow for consistent performance.
• 5-pack bundle offers value for routine servicing, seasonal maintenance, or multi-machine fleets.
• Engine longevity support by reducing carburettor blockage and internal wear, contributing to smoother starts and longer engine life.
• Clear part references: 491588S (individual filter) / 4101 (5-pack SKU) to ensure accurate identification and ordering.

Product Details

• Product Type: Foam Air Filter / Air Cleaner Element
• Part References: 491588S (individual filter), 4101 (5-pack)
• Pack Quantity: 5 Filters
• Filtration Type: Foam
• Compatibility: Briggs & Stratton petrol engines with matching foam air cleaner housings
• Application: Engine air filtration to protect carburettor and internal engine components
• Fitment Details: Typical horizontal single‑cylinder engine families include 500E / 550E / 600 series, 8 hp to 13 hp, using compatible foam filter housings
• Common Equipment: walk-behind mowers, garden tractors, tillers / cultivators, pressure washers (engine‑driven), and similar petrol‑powered machines
• Fitment Tip: Air filter compatibility depends on the engine’s exact model number and air cleaner housing design. Always check your engine model code/tag or compare with your existing filter before ordering to confirm correct fit.

Compatibility

• Fits Briggs & Stratton petrol engines with compatible foam air cleaner housings.
• Typically suitable for horizontal single‑cylinder engine families in the 500E / 550E / 600 series, 8–13 hp range, using foam filter housings.
• Designed to protect the carburettor and internal components by preventing dust and debris from entering the intake path.
• Prior to purchase, verify engine model code/tag or compare with the existing filter to ensure correct fit for your specific unit.