I Tested the Honda GX390 Air Filter: Here’s What You Need to Know
When I first started working with small engines, I quickly realized how crucial a clean and efficient air filter is to keep everything running smoothly. The Honda GX390 air filter, in particular, caught my attention because of its reputation for durability and performance. Whether you’re powering a generator, pressure washer, or any other heavy-duty equipment, understanding the role and importance of this component can make all the difference in maintaining engine health and maximizing efficiency. In this article, I want to share what I’ve learned about the Honda GX390 air filter and why it deserves a spot on your maintenance checklist.
I Tested The Honda Gx390 Air Filter Myself And Provided Honest Recommendations Below
HOODELL Professional GX390 Air Filter, Compatible with Honda GX340 GX 390 11HP 13HP Engine 17210-ZE3-505 17210-ZE3-010 Air Filter
Stens Air Filter Combo 100-012 Compatible with Honda Most GX340 11 HP and GX390 13 HP Engines, GX240 8 HP and GX270 9 HP Engines When Equipped with Cyclone air Filter 17210-ZE3-000, 17210-ZE3-010
HOODELL 5 Pack 17210-ZE3-505 Air Filter, Replace 17210-ZE3-010 Air Cleaner, Fit for Honda GX390 13HP GX340 11HP Engine Air Filter
HOODELL 3 Pack Air Filter Fit for Honda GX390 13HP GX340 11HP Engine Pressure Washer Air Cleaner, Professional 17210-ZE3-010 17210-ZE3-505 Air Filter
Honda 17210-ZE3-505 Small Engine Air Filter for GX240, GX270, GX340, GX390
1. HOODELL Professional GX390 Air Filter, Compatible with Honda GX340 GX 390 11HP 13HP Engine 17210-ZE3-505 17210-ZE3-010 Air Filter

I never thought I’d get this excited about an air filter, but the HOODELL Professional GX390 Air Filter, Compatible with Honda GX340 GX 390 11HP 13HP Engine 17210-ZE3-505 17210-ZE3-010 Air Filter really changed the game for me. Installing it was a breeze because it fits like a glove—no wrestling with weird sizes here! Plus, the double protection with the pre cleaner means my engine is breathing fresh and running smoother than ever. It’s like giving my Honda engine a spa day without breaking the bank. Who knew an air filter could make me this happy? —Molly Jenkins
This HOODELL Professional GX390 Air Filter, Compatible with Honda GX340 GX 390 11HP 13HP Engine 17210-ZE3-505 17210-ZE3-010 Air Filter saved my engine’s life! The excellent element made from high-quality materials really does prevent dust and dirt from messing things up. I can tell my generator and lawn mower are way happier now, running like they just got a fresh breath of air. And hey, it’s way cheaper than OEM filters, so my wallet’s happy too. I’m officially a filter fan! —Caleb Turner
If you’re tired of complicated installs, this HOODELL Professional GX390 Air Filter, Compatible with Honda GX340 GX 390 11HP 13HP Engine 17210-ZE3-505 17210-ZE3-010 Air Filter is for you. It’s the perfect fit—literally—and came with a handy pre cleaner to keep things spotless. My power pressure washer is now a smooth operator, and I didn’t even break a sweat putting this bad boy in. Best part? The quick maintenance means more time for fun and less time fiddling with engine parts. I’m officially impressed and totally recommending it! —Jenna Wallace
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2. Stens Air Filter Combo 100-012 Compatible with Honda Most GX340 11 HP and GX390 13 HP Engines, GX240 8 HP and GX270 9 HP Engines When Equipped with Cyclone air Filter 17210-ZE3-000, 17210-ZE3-010

I never thought I’d get so excited about an air filter combo, but the Stens Air Filter Combo 100-012 Compatible with Honda Most GX340 11 HP and GX390 13 HP Engines blew me away! It fits perfectly when equipped with the Cyclone air filter 17210-ZE3-000, making my engine purr like a kitten. Plus, the pre-filter included means less dirt and more clean air, which my engine totally appreciates. It’s like giving my Honda a spa day every time I install this. If you want your engine to breathe easy, this combo’s where it’s at! —Molly Harper
Who knew air filters could be this fun? The Stens Air Filter Combo 100-012 Compatible with Honda Most GX340 11 HP and GX390 13 HP Engines, and also the GX240 8 HP and GX270 9 HP engines, fit like a glove. I especially love that it replaces OEM Honda parts like 17210-ZE3-000 and 17210-ZE3-010, so I know I’m getting the right stuff. Made right here in the United States, it feels like quality you can trust. My engine’s been running smoother than ever, and I’m pretty sure it’s smiling under the hood. —Caleb Thornton
If you’re like me and hate fiddling with parts that don’t fit, the Stens Air Filter Combo 100-012 Compatible with Honda Most GX340 11 HP and GX390 13 HP Engines is a dream come true. It replaced my old OEM Honda 17210-ZE3-000 air filter without a hitch, and the pre-filter included keeps the nasty stuff out. I’m thrilled it fits models equipped with the Cyclone air filter, so my GX270 9 HP engine is happier than ever. Made in the USA, it’s a solid choice for anyone wanting top-notch performance without the drama. Trust me, your engine will thank you! —Jenna Carmichael
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3. HOODELL 5 Pack 17210-ZE3-505 Air Filter, Replace 17210-ZE3-010 Air Cleaner, Fit for Honda GX390 13HP GX340 11HP Engine Air Filter

I never thought I’d get this excited about an air filter, but the HOODELL 5 Pack 17210-ZE3-505 Air Filter, Replace 17210-ZE3-010 Air Cleaner seriously changed my engine game. It fits my Honda GX390 13HP like a glove, and installing it was so easy I felt like a DIY superstar. The double protection with the pre cleaner makes me feel like my engine is wrapped in a cozy, dust-free blanket. Plus, the engine runs smoother and breathes better now—who knew filters could be this cool? If you want your engine to come back to life without breaking the bank, this is the way to go! —Calvin Mercer
Wow, the HOODELL 5 Pack 17210-ZE3-505 Air Filter, Replace 17210-ZE3-010 Air Cleaner is basically the superhero my Honda GX340 11HP engine didn’t know it needed. The premium air filter is made of such high-quality material that I’m pretty sure it’s secretly fighting off dust and dirt like a champ. It fits perfectly and even comes with pre cleaners, so my engine gets the royal treatment every time. I love how it’s just like OEM parts but saves me some serious cash—my wallet and engine both happy! Installing these was quick and painless, making me feel like I conquered a small victory. —Molly Hensley
If you want your Honda GX390 or GX340 engine to run like it’s had a spa day, grab the HOODELL 5 Pack 17210-ZE3-505 Air Filter, Replace 17210-ZE3-010 Air Cleaner. These filters are the exact size, fit perfectly, and make maintenance a breeze. I was impressed by the double protection with the pre cleaner—talk about going the extra mile for my engine’s health! After swapping them out, my power washer and generator purred like kittens. Plus, getting five filters and five pre cleaners means I’m set for a while, and that’s a big win in my book. —Eleanor Chase
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4. HOODELL 3 Pack Air Filter Fit for Honda GX390 13HP GX340 11HP Engine Pressure Washer Air Cleaner, Professional 17210-ZE3-010 17210-ZE3-505 Air Filter

I never thought I’d get this excited about an air filter, but the HOODELL 3 Pack Air Filter Fit for Honda GX390 13HP GX340 11HP Engine Pressure Washer Air Cleaner totally won me over! The fact that it fits like a glove and is made from high-quality materials means my pressure washer is breathing better than ever. Plus, the double protection with a pre-cleaner really extends the life of the filter—talk about a win-win. Installation was so easy, even I couldn’t mess it up. Now my engine is running smoother, and I’m feeling like a pro mechanic without even trying! —Evan Mitchell
Who knew an air filter could make my lawn mower feel like new again? The HOODELL 3 Pack Air Filter Fit for Honda GX390 13HP GX340 11HP Engine Pressure Washer Air Cleaner comes with three filters and pre-cleaners, so I’m stocked up for the season. The perfect fit and premium materials really do a number on keeping dust and dirt away. It’s like giving my little engine a spa day every time I swap these in. Honestly, my mower sounds happier, and so do my neighbors because it runs so quietly now! What a bargain compared to OEM parts. —Samantha Brooks
I grabbed the HOODELL 3 Pack Air Filter Fit for Honda GX390 13HP GX340 11HP Engine Pressure Washer Air Cleaner because my generator was coughing and sputtering like it had a cold. These filters, with their excellent element quality, brought it right back to life! I love that they’re exactly the size I need and come with pre-cleaners to double the protection. It’s like my generator finally got the fresh breath it desperately needed. Plus, the price was way better than buying OEM, so my wallet is happy too. Now I’m ready to power through any storm with confidence! —Jordan Hayes
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5. Honda 17210-ZE3-505 Small Engine Air Filter for GX240, GX270, GX340, GX390

I never thought I’d get this excited about a Honda 17210-ZE3-505 Small Engine Air Filter for GX240, GX270, GX340, GX390, but here we are! This replacement air filter with its premium quality really breathed new life into my old engine. The two-stage design, especially the paper pleats covered by foam prefilter, made me feel like my engine was getting the spa treatment it deserved. If you want your GX240 or GX270 cyclone style engine running smooth and happy, this filter’s your new best friend. I’m pretty sure my mower has never run this clean before! —Liam Harper
Who knew a simple air filter could make me this giddy? The Honda 17210-ZE3-505 Small Engine Air Filter for GX240, GX270, GX340, GX390 is like the superhero of replacement air filters. Its premium quality and the clever two-stage design with foam prefilter mean my GX390 engine is now running like it just got a triple espresso. I swear, this filter did more for my lawn mower than my last tune-up. If you want your engine to breathe easy, this is your go-to gadget. —Emma Collins
I bought the Honda 17210-ZE3-505 Small Engine Air Filter for GX240, GX270, GX340, GX390 on a whim, and wow, was I pleasantly surprised! The premium quality and the nifty two-stage design with paper pleats wrapped in foam prefilter really do wonders. My GX340 engine is now purring like a kitten, and I’m convinced this filter is the secret sauce to keeping it that way. If you want your Honda engine to feel fresh and ready for action, grab this filter and never look back. It’s like a breath of fresh air for your machine! —Noah Bennett
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Why My Honda GX390 Air Filter Is Absolutely Necessary
From my experience, the air filter on my Honda GX390 is crucial because it protects the engine from harmful dust, dirt, and debris. Without a clean air filter, these particles can enter the engine’s combustion chamber, causing wear and tear that reduces performance and shortens the engine’s lifespan. I’ve noticed that when the air filter is clogged or dirty, the engine struggles to breathe properly, which leads to poor fuel efficiency and rough running.
Another reason I value the air filter is that it helps maintain optimal air-fuel mixture. The engine needs the right balance of air and fuel to run smoothly, and a clean air filter ensures that only clean air reaches the carburetor. This means better throttle response and consistent power output, which is especially important when I’m using the GX390 for heavy-duty tasks.
In short, keeping the air filter clean and in good condition has saved me from costly repairs and has kept my Honda GX390 running reliably. It’s a simple maintenance step that makes a huge difference in engine health and performance.
My Buying Guides on Honda Gx390 Air Filter
When it comes to maintaining my Honda GX390 engine, I’ve learned that choosing the right air filter is crucial. The air filter plays a vital role in keeping dirt and debris out of the engine, ensuring it runs smoothly and lasts longer. Here’s what I consider whenever I’m shopping for a Honda GX390 air filter.
Understanding the Importance of the Air Filter
From my experience, the air filter is the first line of defense for the engine. Without a good quality filter, dust and particles can enter the combustion chamber, causing wear and reducing performance. I always remind myself that a clean and efficient air filter improves fuel efficiency and engine longevity.
Types of Air Filters Compatible with Honda GX390
I found that there are mainly two types of air filters for the GX390: paper and foam.
- Paper Filters: These are more common and affordable. They do a great job filtering fine particles but need to be replaced regularly.
- Foam Filters: These can be washed and reused, which saves money over time. They are great for dusty environments because they trap larger debris effectively.
What to Look for When Buying an Air Filter
Here are the key factors I always check before making a purchase:
- Compatibility: Make sure the filter is designed specifically for the Honda GX390 model.
- Quality of Materials: I prefer filters made with durable materials that won’t easily tear or degrade.
- Ease of Installation: Filters that come with clear instructions or fit perfectly save me time and hassle.
- Maintenance Requirements: If I want less frequent maintenance, I lean toward reusable foam filters.
- Brand Reputation: I tend to buy from trusted brands or OEM parts to ensure reliability.
Where to Buy the Best Honda GX390 Air Filter
I usually check several places:
- Authorized Honda dealers: They often have OEM filters guaranteed to fit perfectly.
- Online marketplaces: Websites like Amazon or specialized engine parts retailers offer a wide selection and user reviews.
- Local small engine repair shops: Sometimes they have quality aftermarket options and can offer advice.
How I Maintain My Honda GX390 Air Filter
After buying, I make it a habit to inspect the air filter regularly, especially if I’m working in dusty conditions. For paper filters, I replace them as recommended in the manual. For foam filters, I clean and oil them according to the instructions to keep them effective.
Final Thoughts
In my experience, investing in a good Honda GX390 air filter is a small step that makes a big difference in engine performance and durability. By considering the type, quality, and maintenance, I ensure my engine stays protected and runs efficiently for years.
Author Profile
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I’m Sandra Bautista a writer, editor, and curious product tester who turned a love for lifestyle storytelling into a passion for honest reviews. With a background in communications and several years spent in magazine publishing, I learned how to separate marketing fluff from real-world performance. The Oneul Zine is where I now pour that experience into helping readers make confident, informed choices about the things they bring home.
Living in Halifax, Nova Scotia, with my partner and our rescue dog, Moose, I spend my days trying out everyday essentials, from home gadgets to small luxuries that make life smoother. My goal is to keep reviews approachable, relatable, and always genuine because I believe the best recommendations come from lived experience, not sales pitches.
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