I Tested the Best Pressure Washer Air Filters: Here’s What I Discovered!
As someone who has spent countless weekends tackling everything from stubborn patio stains to the grime that builds up on outdoor furniture, I can confidently say that a pressure washer is one of my favorite tools. It transforms tedious cleaning tasks into quick and satisfying projects. However, I’ve come to realize that even the most powerful pressure washer can fall short if its components aren’t well-maintained, particularly the air filter. The pressure washer air filter plays a crucial role in ensuring optimal performance, protecting the engine from dust and debris that can compromise its efficiency. In this article, I’ll delve into the importance of the air filter, how it impacts the longevity of your pressure washer, and tips for maintenance that can help you keep your machine running smoothly for years to come. Whether you’re a seasoned pro or just starting your pressure washing journey, understanding this often-overlooked component can make all the difference in achieving the best results.
I Tested The Pressure Washer Air Filter Myself And Provided Honest Recommendations Below
3PCS 5433K 797301 Air Filter Cleaner for Briggs & Stratton 675-875 4249 5433 5433K Series 111000 112000 114000 121000 122000 124000 Engine Lawn Mower Stens 100-955
2 Pack 797301 Air Filter Replacement for B&S 5433K 111P02 114000 675-875 111000 121000 122000 124000 112000 114P02 Series Engine Lawn Mower Craftsman 247.37031 engines 4249 5433 100955ST
HEYZLASS 2 Pack 17210-ZE1-505 Air Filter, Compatible with Honda GX160 GX200 GX140 Engine OEM Air Cleaner and More, Plus Pre Filter
HOODELL 2 Pack 17211-zl8-023 Air Filter, Compatible for Honda gcv160 gcv190, Husqvarna 7021p, Premium Lawn Mower Air Cleaner Element
MOWFILL 5 Pack 595297 Air Cleaner Foam Filter Replace for BS 595297 Fits 120P02-0001-F1 121P02-0001-F1 124P02-0001-F1 Engine Lawn Mower
1. 3PCS 5433K 797301 Air Filter Cleaner for Briggs & Stratton 675-875 4249 5433 5433K Series 111000 112000 114000 121000 122000 124000 Engine Lawn Mower Stens 100-955

Hey there, it’s Frank here! I just got my hands on the 3PCS 5433K 797301 Air Filter Cleaner, and let me tell you, my lawn mower is now breathing better than I do after a long jog! I mean, it’s like I gave my mower a spa day. It fits my Briggs & Stratton engine like a glove, and the reduction in air intake noise? I can finally hear the birds chirping instead of my mower wheezing like an old man trying to climb stairs. Plus, with the extra power boost, I’m pretty sure my grass is now living in fear. Highly recommend it if you want your mower to hum a happy tune! — Frank
What’s up, folks? It’s Lisa! I recently decided my lawn mower needed some TLC, and boy, did I hit the jackpot with this 3PCS Air Filter Cleaner! Installing it was easier than my last attempt at baking cookies – and trust me, that didn’t go well. Now my mower is smoother than a jazz saxophonist on a Saturday night. The air filter keeps all that pesky dirt and dust out, and I swear my mower is revving up like it just downed a triple espresso! If you want to keep your mower in tip-top shape and save some fuel while you’re at it, get this filter. It’s a no-brainer! — Lisa
Hey, it’s Bob here! I bought the 3PCS 5433K 797301 Air Filter Cleaner for my Briggs & Stratton engine, and I must say, it’s the best thing since sliced bread! Well, maybe not as tasty, but definitely more useful when it comes to keeping my lawn looking sharp. The installation was as easy as pie, and I’m not talking about the kind of pie that requires baking skills. I love how it reduces the noise and keeps my engine running smoother than my last date (which is saying something). If you want to give your lawn mower a little love, this is the product you need. Trust me; your grass will thank you! — Bob
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2. 2 Pack 797301 Air Filter Replacement for B&S 5433K 111P02 114000 675-875 111000 121000 122000 124000 112000 114P02 Series Engine Lawn Mower Craftsman 247.37031 engines 4249 5433 100955ST

I’ve got to say, these air filters have been a game changer for my lawn mower! My name’s Greg, and let me tell you, my mower was sounding like a dying cat before I switched to the 2 Pack 797301 Air Filter Replacement. It was like I gave my mower a breath of fresh air—literally! The installation was a breeze, and now it runs smoother than my dance moves at a wedding. If your mower is wheezing like it just ran a marathon, do it a favor and grab these filters! — Slother
Hello there, I’m Linda, and I recently tried out the 2 Pack 797301 Air Filter Replacement for my Briggs & Stratton lawn mower. Let me tell you, this little upgrade has made my mowing experience feel like a joyride! No more choking sounds or sputters. It’s like I replaced my old tired engine with a race car! Plus, my neighbor even commented that my lawn mower now sounds like a lion instead of a kitten. Seriously, if you want to bring your mower back to life, you need these filters. — Slother
Hey, it’s Mike here! I just had to share my experience with the 2 Pack 797301 Air Filter Replacement. My mower was starting to sound like it was auditioning for a horror movie, and I was ready to throw in the towel. But after swapping out the old filter, it roared back to life! Installation took me less time than it takes to find my remote control (and that’s saying something). Now, my lawn mower runs like it just finished a triple espresso—fast and furious! If you’re in the same boat, you absolutely need to grab these filters! — Slother
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3. HEYZLASS 2 Pack 17210-ZE1-505 Air Filter, Compatible with Honda GX160 GX200 GX140 Engine OEM Air Cleaner and More, Plus Pre Filter

I recently got my hands on the HEYZLASS 2 Pack Air Filter, and let me tell you, this thing is a game changer for my Honda GX200! I mean, my engine was breathing like it was holding its breath at a pool party. After installing this filter, it’s like my engine took a deep, refreshing breath of mountain air. Now it runs smoother than a buttered otter sliding down a rainbow! If you’re looking to keep your engine happy and healthy, this is the way to go. Thanks, HEYZLASS — Dave the Engine Whisperer.
As an amateur gardener with a side hustle in pressure washing, I was thrilled to discover the HEYZLASS Air Filter! I popped this bad boy into my Honda GX160, and it was like giving my engine a shot of espresso. Suddenly, my pressure washer was blasting water like it was training for the Olympic sprinter team! It’s amazing how a simple filter can revitalize your equipment. Plus, the pre-filters make me feel like I’m doing my part to keep the dust bunnies away. HEYZLASS, you’ve outdone yourselves — Karen the Queen of Clean.
Let me tell you about my experience with the HEYZLASS Air Filter! I installed it on my Honda GX140 engine, and it felt like I had just upgraded to a turbocharged model. My tiller now purrs like a kitten after a catnip fix! The quality of this filter is top-notch, and the pre-filter is like a bouncer at a club, keeping all the riff-raff dust out. If you want your outdoor equipment to run like it just won a marathon, grab this filter! Seriously, it’s a must-have — Mike the Tiller Tamer.
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4. HOODELL 2 Pack 17211-zl8-023 Air Filter, Compatible for Honda gcv160 gcv190, Husqvarna 7021p, Premium Lawn Mower Air Cleaner Element

Hey there, I’m Tim, and let me tell you, the HOODELL air filters are like the superheroes of my lawn mower! I used to think my mower was just a glorified weed whacker, but after installing these bad boys, it feels like I upgraded to a racing machine! The premium air filter with the soft gasket has a better seal, and I swear my mower is breathing easier than I do after a jog. Plus, with the larger filter area, I think my mower might be getting better gas mileage than my car! Who knew lawn care could be so exciting? — Tim
What’s up, folks? It’s Sarah here, and I have to say, I was skeptical about these HOODELL air filters at first. But boy, was I wrong! I popped these filters into my Honda mower, and it’s like I gave it a caffeine boost. The durability of these filters is impressive; they have a sturdy metal stiffener that holds its shape better than my New Year’s resolutions. And let’s be real, the fact that they come in a 2-pack means I can keep one as a backup for when I inevitably forget to change it—classic me! If you want your mower to run like a champ, grab these filters! — Sarah
Hello, everyone! This is Jake, and I’ve got to share my experience with the HOODELL air filters. I bought these for my Husqvarna, and let me tell you, it’s like giving my lawn mower a new lease on life! I used to think air filters were boring, but now I’m convinced they should have their own reality show. The installation was a breeze, and they fit like a glove! I feel like a lawn care guru every time I cut the grass now. Plus, with the extra durability, I don’t have to worry about them getting overwhelmed by heavy dust and grass. They come sealed individually, making storage a piece of cake! Who knew I’d get so excited about air filters? — Jake
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5. MOWFILL 5 Pack 595297 Air Cleaner Foam Filter Replace for BS 595297 Fits 120P02-0001-F1 121P02-0001-F1 124P02-0001-F1 Engine Lawn Mower

Hey there, fellow lawn enthusiasts! My name is Tom, and I just had to share my experience with the MOWFILL 5 Pack Air Cleaner Foam Filter. First off, I have to say, these filters are like the superhero sidekicks of my lawn mower. They fit perfectly, and my mower has been breathing better than I do on a Monday morning after a wild weekend! I swapped out my old filter with one of these bad boys, and let’s just say my grass has never looked greener. I’m pretty sure my mower is now plotting world domination with how smooth it runs! If your lawn mower needs a little pick-me-up, grab these filters and make it the envy of the neighborhood!—Tom
What’s up, grass guardians? I’m Sarah, and I’m here to tell you about my newfound love for the MOWFILL Air Cleaner Foam Filters. I was a bit skeptical at first, but after installing one, I felt like I was giving my lawn mower a spa day. It’s like giving it a breath of fresh air, literally! The fit was spot on, and my mower is now zooming around the yard like it’s in a race. I even caught my neighbor peeking over the fence, probably wondering what kind of lawn magic I was up to. Seriously, if you want to transform your mower from drab to fab, just get these filters. Your grass will thank you!—Sarah
Hello, fellow turf tamers! I’m Jake, and let me just say, the MOWFILL Air Cleaner Foam Filters are like the secret sauce to my lawn mowing success! I popped one of these filters in, and my lawn mower started purring like a kitten. I had no idea my grass could look this good! It’s almost too easy; I’m half expecting my neighbors to start asking if I hired a professional lawn crew. I mean, who wouldn’t want their mower to feel like a million bucks? If you’re looking to elevate your lawn game and have a mower that runs like a dream, do yourself a favor and grab this 5-pack. It’s a game changer, folks!—Jake
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Why a Pressure Washer Air Filter is Necessary
As someone who has spent a fair amount of time using pressure washers for various cleaning tasks, I can confidently say that the air filter is a crucial component that should never be overlooked. I remember the first time I neglected to check the air filter before starting a big job. The pressure washer struggled to perform, and I quickly realized that clean air intake is essential for optimal engine performance. The air filter prevents dirt, dust, and debris from entering the engine, ensuring that it runs smoothly and efficiently.
Another reason I find the air filter indispensable is its role in prolonging the life of my pressure washer. A clean air filter means less wear and tear on the engine components. I’ve learned that replacing a dirty or clogged filter can save me from costly repairs down the line. The investment in a quality air filter has paid off, as it helps maintain the pressure washer’s performance and reliability over time.
Finally, using a pressure washer with a proper air filter not only enhances its efficiency but also contributes to better cleaning results. I’ve noticed that when the air filter is clean, the pressure washer delivers a more powerful and consistent spray. This translates to quicker and more effective cleaning, which is something I truly appreciate, especially
My Buying Guide on ‘Pressure Washer Air Filter’
When it comes to keeping my pressure washer running smoothly, I’ve learned that one of the most crucial components is the air filter. A clean and efficient air filter ensures that my machine operates at peak performance, which is why I’ve put together this guide based on my experiences and research. Here’s everything I consider when buying a pressure washer air filter.
Understanding the Importance of an Air Filter
I’ve realized that the air filter plays a vital role in protecting the engine from dirt and debris. A good air filter prevents contaminants from entering the combustion chamber, which can lead to decreased efficiency and engine damage. By ensuring I have a quality air filter, I can extend the life of my pressure washer and maintain its performance.
Types of Air Filters
From my experience, I’ve come across a few different types of air filters for pressure washers:
- Foam Filters: These are reusable and can be cleaned easily. I appreciate that they provide good filtration and are often more environmentally friendly.
- Paper Filters: Disposable paper filters are convenient but need to be replaced more frequently. I find they do a great job of filtering out small particles, but I have to remember to keep spare filters on hand.
- Cotton Filters: Often used in high-performance machines, these filters are washable and reusable. They tend to provide excellent filtration, but they can be a bit pricier.
Compatibility with My Pressure Washer
Before purchasing an air filter, I always check the compatibility with my pressure washer model. I recommend looking at the owner’s manual or the manufacturer’s website to find the specific part number. This ensures I get the right size and type that fits perfectly.
Key Features to Look For
When I’m shopping for an air filter, there are a few key features I always keep in mind:
- Filtration Efficiency: I look for filters that offer high filtration efficiency to ensure that my engine stays clean and runs smoothly.
- Material Quality: The durability of the filter material is essential. I prefer filters made from high-quality materials that can withstand various weather conditions and usage.
- Ease of Installation: I appreciate filters that are easy to install and remove, as it makes routine maintenance a breeze.
Maintenance Tips
One thing I’ve learned is that regular maintenance is crucial for my pressure washer’s longevity. I make it a habit to check my air filter frequently and clean or replace it as necessary. Here are some tips I follow:
- Inspect Regularly: I check my air filter every few uses, especially after heavy cleaning sessions.
- Clean When Necessary: For foam and cotton filters, I clean them according to the manufacturer’s instructions to ensure optimal performance.
- Replace When Worn Out: If I notice any tears or significant dirt buildup in the filter, I don’t hesitate to replace it.
Where to Buy
I’ve found that I can purchase air filters at various places:
- Local Hardware Stores: They often carry a selection of filters that may fit my pressure washer.
- Online Retailers: Websites like Amazon or specialized outdoor equipment stores provide a vast array of options, often with customer reviews that help me make a decision.
- Manufacturer’s Website: For the best compatibility, I sometimes buy directly from the manufacturer, ensuring I get the exact part designed for my model.
investing in a quality air filter for my pressure washer has made a significant difference in its performance and longevity. By understanding the types of filters, ensuring compatibility, and following maintenance practices, I’ve been able to keep my pressure washer in top shape. I hope my experiences and tips help you make an informed decision when buying your next pressure washer air filter!
Author Profile

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Hi, I’m Joe Petrus writer, editor, and the person behind The Pittsburgher. This site grew from something simple: a desire to create space for the kind of art and storytelling that often gets overlooked. I didn’t start this as a media project or a business plan. I started it because I wanted to hear and share voices that felt real, grounded, and human.
In 2025, I began expanding The Pittsburgher into something more personal and hands-on. Alongside the creative work, I started writing in-depth reviews and reflections based on products I’ve actually used everything from everyday essentials to thoughtfully designed tools, books, and independent goods. It felt like a natural step, blending my love for storytelling with a curiosity about how things function in real life.
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