9 Best Mower Air Filters for Small Engines

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Your lawn mower works hard all season, and its air filter is the unsung hero that keeps dust, grass clippings, and debris from wrecking the engine. A clogged or worn filter can cause poor performance, higher fuel consumption, and costly repairs. Swapping it out regularly is one of the simplest ways to extend your mower’s life.

This guide reviews nine top-rated air filters for popular brands like Briggs and Stratton, Honda, Kawasaki, and MTD. Whether you need a basic replacement, a multi-pack for multiple mowers, or a filter with a pre-filter for heavy dust, you’ll find the right option here.

Quick Comparison

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Haigelisi 491588S Air Filter – Reliable Flat OEM Replacement

2 Packs 491588S Air Filter, Lawn Mower Air Filter, Flat OEM Air Cleaner Cartridge, Compatible with Briggs and Stratton, Toro 20332, Craftsman 3364

Brand: Haigelisi

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A reliable, affordable filter for common Briggs and Stratton mowers.

The Haigelisi 491588S air filter is a solid choice for Briggs and Stratton Quantum engines from 3.5 to 6.75 hp. It fits models like the 625, 675, and 725 series, and it’s also compatible with Toro 20332 and Craftsman 3364. The soft gaskets provide a snug seal, reducing the chance of unfiltered air sneaking past the filter.

With dimensions of 5.2 by 4.5 by 0.8 inches, this filter offers a larger filtration area than some stock options, which can improve airflow and engine responsiveness. The two-pack gives you a spare for next season or for a second mower. If you own a compatible push mower, this is a dependable, budget-friendly replacement.

✓ Pros

  • Soft gaskets for good seal
  • Two-pack for value
  • Compatible with many models
✗ Cons

  • Not for larger engines
  • Generic brand

Emmawin 17211-Z8B-901 – Perfect Fit for Honda HRX

Emmawin 17211-Z8B-901 Air Filter, 4 Pack HRX217 Air Filter for Honda GCV160LA1 GCV190LA Engine Harmony II HRR216 HRR216K9VKAA HRS216 HRN216 Walk Behind Mower

Brand: Emmawin

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A precise, high-quality replacement for Honda mower owners.

If you own a Honda HRX217 or HRR216 mower, the Emmawin 17211-Z8B-901 is a direct replacement for the OEM part. It’s also compatible with GCV160, GCV190, and GCV200 engines, as well as some Honda generators. The dimensions match the genuine filter exactly, so installation is straightforward—just remove the old one and pop this in.

The filter is well-constructed, allowing a constant supply of clean air to the engine. This helps maintain performance and prevents damage from dust and debris. The four-pack is especially handy if you have multiple Honda mowers or want to keep spares on hand. For Honda owners, this is a practical and cost-effective choice.

✓ Pros

  • Exact OEM size
  • Four-pack value
  • Fits multiple Honda models
✗ Cons

  • Only for Honda engines
  • No pre-filter

HEYZLASS 491588S 5-Pack – Multi-Pack for Briggs Engines

HEYZLASS 5 Pack 491588S Air Filter, Compatible with 491588 4915885 Flat OEM Air Cleaner Cartridge, Lawn Mower Air Filter

Brand: HEYZLASS

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A great value for those needing multiple filters.

The HEYZLASS 491588S air filter comes in a five-pack, making it an excellent value for those who maintain several mowers or want to stock up. It’s compatible with Briggs and Stratton engines like the 4101, 5043, and Quantum series, plus models from John Deere, Toro, and Craftsman. The filter features excellent filter paper and a metal mesh for added durability.

It’s been tested in dusty and cutting conditions, meeting OEM standards. The separate packaging keeps each filter clean until you need it. If you’re tired of paying premium prices for name-brand filters, this multi-pack offers a practical solution without sacrificing quality.

✓ Pros

  • Five filters in one pack
  • Metal mesh protection
  • Meets OEM standards
✗ Cons

  • No pre-filter
  • Generic branding

HOODELL Kawasaki FR651V Filter – Dual Protection with Pre-Filter

HOODELL 2 Pack 11013-7047 Air Filter with Pre Filter - for Kawasaki FR651V FR691V FR730V Engine Hustler Husqvarna Gravely Lawn Mower Tractor Air Filter

Brand: HOODELL

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A robust filter for Kawasaki engines in dusty environments.

For Kawasaki-powered mowers, the HOODELL 11013-7047 air filter with pre-filter is a top pick. It fits FR651V, FR691V, FR730V, and other FS series engines, and it’s compatible with brands like Hustler, Husqvarna, and John Deere X300. The double protection—main filter plus pre-filter—ensures that even fine dust is caught before it reaches the engine.

This filter is designed to match OEM performance but at a lower cost. The exact size means it fits like a glove, and installation is quick. If you mow in dusty conditions or have a larger tractor, this filter will keep your engine breathing clean air, helping it run smoothly and last longer.

✓ Pros

  • Includes pre-filter
  • Fits many tractor brands
  • OEM-equivalent performance
✗ Cons

  • More expensive than basic filters
  • Not for small push mowers

HOODELL MTD Cub Cadet Filter – Washable Pre-Filter Included

HOODELL 2 Pack 951-10298 Air Filter + Pre Cleaner for MTD Cub Cadet SC100 951-14632, Kohler 14 083 01-S, 5-5/8 × 3-1/2 inch Push Lawn Mower Air Filter

Brand: HOODELL

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A practical filter with a reusable pre-filter for MTD owners.

The HOODELL 951-10298 air filter is designed for MTD and Cub Cadet push mowers with 159cc to 173cc OHV engines. It replaces OEM parts like 951-14632 and 751-10298, and it also fits Kohler engines. The filter comes with a washable pre-filter, which adds an extra layer of protection and can be cleaned and reused, extending the life of the main filter.

Made from mixed fibre, this filter offers good sealing and performance. The exact size ensures a perfect fit, and the included pre-filter is a nice bonus for mowing in dusty conditions. If you own an MTD or Cub Cadet, this is a smart upgrade that keeps your engine clean without frequent replacements.

✓ Pros

  • Washable pre-filter
  • Fits multiple engine sizes
  • Good seal
✗ Cons

  • Pre-filter needs cleaning
  • Limited to MTD/Kohler

HOODELL 491588S 3-Pack – Pre-Filter for Extra Protection

HOODELL 3 Pack 491588S Air Filter with Pre Filter, Compatible with 491588 493537 493537S Toro 20332 Craftsman 33644, Push Lawn Mower Air Cleaner

Brand: HOODELL

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A versatile filter with pre-filter for Briggs and Toro mowers.

This HOODELL 3-pack includes the 491588S air filter plus a pre-filter, offering double filtration for Briggs and Stratton engines. It’s compatible with models like the 4101, 5043, and Quantum series, as well as Toro 20332 and Craftsman 3364. The pre-filter is washable, so you can maintain it easily and extend the life of the main filter.

The filter is made with quality materials, featuring a soft gasket for a better seal and less rubber flash. It meets OEM standards, ensuring reliable performance. With three filters in the pack, you’ll have spares for multiple mowers or future replacements. This is a great option for those who want extra protection without breaking the bank.

✓ Pros

  • Includes washable pre-filter
  • Three filters per pack
  • OEM-standard quality
✗ Cons

  • Pre-filter adds bulk
  • Not for all engine types

Guofeng 593260 Air Filter – Direct Fit for Toro and Briggs

Lawn Mower Air Filter,593260 Air Filter,593260 798452 334404 Air Cleaner Cartridge Filter, for 4247 5432 5432k 09P00 09P702 500EX 550E 575EX 625EX 625 675EXi 725EXi Series Engine, 2Pack

Brand: Guofeng

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A dependable replacement for Toro and Briggs engines.

The Guofeng 593260 air filter is a direct replacement for Toro Recycler mowers and Briggs and Stratton engines in the 500, 550, 625, and 675 series. It’s also compatible with the 09P00 and 09P702 engines. The filter uses high-quality rubber and filter paper, ensuring maximum filtration efficiency and durability.

Installation is simple—just remove the old filter and slide this one in. The accurate size guarantees a snug fit, preventing unfiltered air from entering the engine. This filter is ideal for maintaining performance in popular push mowers, and its construction is built to last through many mowing seasons.

✓ Pros

  • High-quality materials
  • Easy installation
  • Fits multiple engine series
✗ Cons

  • No pre-filter
  • Single filter only

RayTour Foam Filter and Spark Plug – Combo for Briggs

Air Cleaner Replacement Foam Filter 799579 fit for B.S. Engine Air Filters Spark Plug compatible with Briggs and Stratton Lawn Mower

Brand: RayTour

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A handy combo for quick mower tune-ups.

The RayTour kit includes a foam air filter and a spark plug, both compatible with Briggs and Stratton engines. This combo is perfect for routine maintenance—you can replace the air filter and spark plug in one go. The foam filter is washable and reusable, making it an eco-friendly option that saves money over time.

The spark plug is made to meet OEM standards, ensuring reliable ignition and smooth engine operation. This kit is a convenient way to keep your mower running efficiently. If you’re looking for a simple maintenance solution, this is a practical choice.

✓ Pros

  • Includes spark plug
  • Foam filter is washable
  • OEM-standard quality
✗ Cons

  • Foam may need frequent cleaning
  • Only for Briggs engines

Aocctez Toro Recycler Kit – Filter, Plug, and Spring

Air Filter for Toro Recycler 22 inch 20332 20333 20334 20339 20340 lawn mower (2 air filters, 1 spark plug, 1 spring)

Brand: Aocctez

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A comprehensive kit for Toro Recycler owners.

The Aocctez kit is tailored for Toro Recycler 22-inch mowers (models 20332, 20333, 20334, 20339, 20340). It includes two air filters, one spark plug, and one spring—everything you need for a basic tune-up. The air filter is made from quality rubber and filter paper, providing good airflow and durability.

The spark plug fits Honda GX120 to GX390 engines and Kawasaki 92070, making it versatile. The spring ensures proper installation of the filter. This all-in-one kit saves you time and money, as you won’t need to buy parts separately. It’s a convenient solution for maintaining your Toro mower.

✓ Pros

  • Complete maintenance kit
  • Includes spark plug and spring
  • Fits multiple engine brands
✗ Cons

  • Spring may not be needed
  • Limited to Toro models

Buyer’s Guide: What to Consider

Choosing the right air filter for your mower is crucial for engine health. Here are key factors to consider before making a purchase, ensuring you get the best fit and performance.

  • Compatibility: Always check your mower's engine model and OEM part number. Filters are often specific to certain brands and series, so matching the part number ensures a proper fit and prevents engine damage.
  • Filter Type: Paper filters are common and disposable, while foam filters are washable and reusable. Some filters come with a pre-filter for extra protection in dusty conditions. Choose based on your mowing environment and maintenance preference.
  • Filtration Efficiency: Look for filters that meet OEM standards. High-quality filter paper and soft gaskets provide better sealing and filtration, keeping fine particles out of the engine. This extends engine life and maintains performance.
  • Pack Size: Consider buying multi-packs if you have multiple mowers or want spares. They often offer better value per filter and ensure you have a replacement ready when needed. Single packs are fine for one-time replacements.
  • Additional Components: Some kits include spark plugs, springs, or pre-filters. These can be convenient for a full tune-up, but ensure the included parts are compatible with your engine. Extra components may not be necessary if you only need a filter.

Conclusion

Replacing your mower’s air filter is a simple yet vital maintenance task. The filters reviewed here cover a range of popular engines and budgets, from single replacements to multi-packs with pre-filters. Always verify compatibility with your mower’s model to ensure a perfect fit.

For most Briggs and Stratton push mowers, the Haigelisi or HEYZLASS options are reliable and affordable. Honda owners will appreciate the precision of the Emmawin filter, while those with Kawasaki engines should consider the HOODELL with pre-filter. Invest in a quality filter to keep your mower running smoothly for years.

Erica Steven Author
Co-Founder and Content Manager at 

Erica Steven is the founder and lead writer of WorstBrands, a site dedicated to providing honest and trustworthy reviews about outdoor gear and fashion products.

With a passion for exploring the great outdoors and staying up to date on the latest fashion trends, Erica uses her expertise to provide valuable insights into the products that matter most to her readers.

Whether you're looking for camping equipment or the latest fashion accessories, Erica's articles are the perfect resource for finding the best products that fit your lifestyle.

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