Lawn Mower Air Filters

Keep your mower breathing clean and running strong with the right air filter. Shop replacement lawn mower air filters from trusted brands and find options for a wide range of engines and equipment. Use your mower model, engine model, or original part number to narrow down the right filter before you order.

Replacement Air Filters for Lawn Mowers

A clean air filter helps protect your mower's engine by keeping dirt, dust, grass clippings, and other debris out of the air intake. Over time, filters can become clogged or damaged and may need to be replaced.

Browse replacement air filters for popular lawn mower and small-engine brands. Check your engine model and original part number against the product details to make sure you're ordering the right filter for your equipment.

Shop Lawn Mower Air Filters by Brand

Already know your engine or equipment brand? Start there. Browse air filters by brand to quickly narrow down compatible options, then check your model and part number to confirm the right fit.

Briggs & Stratton Air Filters

Shop replacement air filters for Briggs & Stratton engines used in lawn mowers and other outdoor power equipment. Find paper filters, foam filters, pre-filters, and combination filters for a variety of engine models. Match your engine model or original part number before ordering.

Honda Lawn Mower Air Filters

Find replacement air filters for Honda lawn mower engines and equipment. A properly fitting filter helps keep dust and debris from reaching the engine while maintaining the airflow it needs to run properly. Check your Honda engine model and part number to find the right match.

Kawasaki Air Filters

Browse replacement air filters for Kawasaki engines used in lawn mowers and outdoor power equipment. Compare your engine model and original filter number with the product details to find a compatible replacement.

Kohler Air Filters

Shop air filters for Kohler engines found in lawn mowers and other outdoor power equipment. Find replacement filters and related air-cleaner components for routine maintenance and repair. Check the engine model and part number before ordering.

 STIHL Air Filters

Find replacement air filters for compatible STIHL outdoor power equipment. Browse available filters and compare the listed replacement numbers with the original part number from your equipment to make sure you get the right fit.

ECHO Air Filters

Shop air filters for ECHO outdoor power equipment, including replacement filters and related air-cleaner components. Use your equipment model and original part number to narrow down compatible options before ordering.

Husqvarna Air Filters

Browse replacement air filters for Husqvarna lawn and outdoor power equipment. Check your equipment or engine model along with the original filter number to find the replacement that fits your application.

Shop Air Filters by Type

Not all air filters are built the same. Depending on your engine and equipment, you may need a paper filter, foam filter, pre-filter, or replacement filter element. Start with the filter type below, then confirm the model and part number before you buy.

 Paper Air Filters

Paper air filters use pleated filter media to trap dust and debris before it reaches the engine. If your existing paper filter is damaged, heavily clogged, or due for replacement, use the original part number and engine model to find a compatible option.

Foam Air Filters

Foam air filters are commonly used on small engines and outdoor power equipment. Some are used as the primary filter, while others work alongside another filter as a pre-cleaner. Always check your equipment specifications before replacing or servicing a foam filter.

Air Filter Elements

Find replacement air filter elements for lawn mower engines and other compatible outdoor power equipment. Compare the shape, engine model, and original part number with the product listing to make sure you're selecting the correct element.

 Pre-Filters

Pre-filters provide an additional layer of protection by helping catch larger particles before they reach the main air filter. Browse replacement pre-filters and check your engine model and part number to confirm compatibility with your existing air-cleaner setup.

How to Find the Right Air Filter for Your Lawn Mower

The easiest way to find the right air filter is to start with your mower's engine—not just the mower itself. Two mowers that look similar may use different engines and require completely different filters.

First, locate the engine brand and model number. Then check the existing filter for a printed, stamped, or molded part number. Compare that information with the product listing and any replacement or cross-reference numbers provided.

If you can't find the original part number, use your engine model to narrow down the available filters. Before ordering, double-check the dimensions, filter type, and fitment information listed on the product page.

Lawn Mower Air Filter FAQs

Not sure which filter you need or when it's time for a new one? These answers cover some of the most common questions about finding and replacing lawn mower air filters.

How do I know which air filter fits my lawn mower?

Start by checking the engine brand and model number on your mower. Then look for a part number on the existing air filter. Use those numbers to compare compatible replacement filters and review the product details before ordering. Don't choose a filter based on appearance alone—filters that look alike may have different dimensions or applications.

 How often should I replace my lawn mower air filter?

Replacement intervals depend on the engine, operating conditions, and filter type, so follow the maintenance schedule in your equipment or engine owner's manual. Mowers used in dusty or dirty conditions may need air-filter inspection, cleaning, or replacement more often. Replace a filter if it is damaged or if the manufacturer recommends replacement rather than cleaning.

How do I find my lawn mower air filter part number?

Remove the air-filter cover and inspect the existing filter for a printed, stamped, or molded number. You can also use the engine model number to look up the correct filter in the manufacturer's parts information or diagram. Once you have the number, compare it with the OEM and replacement numbers listed on the product page.

What is the difference between paper and foam air filters?

Paper filters use pleated filter media to capture dirt and debris, while foam filters use porous foam to filter incoming air. Some engines use one or the other, while others use a foam pre-filter together with a paper element. Use the filter type specified for your engine rather than switching types based only on size or appearance.