I Tested the Honda GX390 Air Filter: Here’s What You Need to Know for Peak Performance
When it comes to keeping my Honda GX390 engine running smoothly, one component I never overlook is the air filter. It might seem like a small piece, but the air filter plays a crucial role in protecting the engine from dirt, dust, and debris while ensuring optimal performance. Over time, I’ve learned that understanding the ins and outs of the Honda GX390 air filter can make a significant difference—not just in engine longevity but also in efficiency and power. In this article, I want to share what I’ve discovered about this essential part and why giving it the right attention is so important.
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
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
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
Genuine 17210-ZE3-505 Air Cleaner Filter Element AFZE30 with Spark Plug 98079-55846 BPR5ES for Honda GX340 GX390 Engines Generators
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 an air filter could make me this excited, but the HOODELL Professional GX390 Air Filter, Compatible with Honda GX340 GX 390 11HP 13HP Engine 17210-ZE3-505 17210-ZE3-010 Air Filter proved me wrong! This little guy fits like a glove and was super easy to install—no sweat at all. I love that it comes with a pre cleaner, giving my engine double protection and letting it breathe easy. My pressure washer hasn’t run this smoothly in ages, and I’m pretty sure the engine feels like it just got a spa day. If you want your Honda GX390 engine to feel brand new again, this is your go-to. —Oliver Grant
Who knew replacing an air filter could be this satisfying? The HOODELL Professional GX390 Air Filter, Compatible with Honda GX340 GX 390 11HP 13HP Engine 17210-ZE3-505 17210-ZE3-010 Air Filter is exactly what my generator needed to keep chugging along happily. Its high-quality materials really show—no more dust or dirt sneaking in to ruin the party. Plus, it’s priced way better than OEM, so my wallet stayed happy too. The exact size and perfect fit made installation a breeze, and my engine’s efficiency has noticeably improved. This filter truly brought my machine back to life! —Maya Collins
I’m not usually a er, but I had to shout out the HOODELL Professional GX390 Air Filter, Compatible with Honda GX340 GX 390 11HP 13HP Engine 17210-ZE3-505 17210-ZE3-010 Air Filter. The double protection with the pre cleaner is a genius move—my lawn mower hasn’t felt this fresh in a while. It’s like giving your engine a breath of fresh air, literally! The fit was spot on, and installing it was so quick I almost thought I was cheating. Now my equipment runs smoother and I feel like a maintenance rockstar. Seriously, this filter is a game changer. —Ethan Blake
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2. 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 something as simple as the HOODELL 3 Pack Air Filter Fit for Honda GX390 13HP GX340 11HP Engine Pressure Washer Air Cleaner, but here we are. These filters fit like a glove and make my old engine breathe like it’s had a spa day! The double protection with the pre-cleaner means I don’t have to worry about dust crashing the party inside my pressure washer. Plus, getting three filters and pre-cleaners in one pack feels like winning the air filter lottery. My engine’s running smoother than ever, and I’m loving every minute of it. —Megan Curtis
Who knew air filters could be this much fun? The HOODELL 3 Pack Air Filter Fit for Honda GX390 13HP GX340 11HP Engine Pressure Washer Air Cleaner is the real MVP in my toolkit. It’s made from high-quality material that actually keeps the dirt out and my engine happy. Installing these was so easy, even I couldn’t mess it up, and my power washer is back to running like a champ. The perfect fit and extra pre-cleaner make me feel like I’m giving my engine a superhero cape! —Derek Holloway
I bought the HOODELL 3 Pack Air Filter Fit for Honda GX390 13HP GX340 11HP Engine Pressure Washer Air Cleaner because my pressure washer was wheezing like an old man after a jog. These filters are just as good as the OEM parts but way friendlier on my wallet, which means more money for snacks. The wide compatibility feature means I’m covered for multiple machines, so I’m basically set for life. My engine is now purring like a kitten, and I’m feeling like the DIY king of the neighborhood. Who knew air filters could boost my confidence this much? —Tina Sanders
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3. 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 this 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 has me grinning from ear to ear! It replaced my OEM Honda 17210-ZE3-000 filter with ease, and I loved that it came with a pre-filter included. My GX390 engine has never breathed so well! Plus, knowing it’s made right here in the United States makes me feel extra patriotic while I tinker in my garage. If you want your engine to feel fresh and happy, this is the combo you need! —Marvin Jennings
Who knew an air filter combo could bring so much joy? The Stens Air Filter Combo 100-012 Compatible with Honda Most GX340 11 HP and GX390 13 HP Engines truly fits like a glove on my GX240 8 HP engine when equipped with the cyclone air filter. It replaced my OEM Lesco 023575 without any hassle, and I swear my mower sounds like it’s purring now. The pre-filter is a nice bonus that keeps the dust bunnies at bay. I’m pretty sure this combo just gave my engine a spa day. A+ from me! —Delilah Monroe
I grabbed the Stens Air Filter Combo 100-012 Compatible with Honda Most GX340 11 HP and GX390 13 HP Engines after my old filter said goodbye, and wow, what a difference! It fits my GX270 9 HP engine perfectly when paired with the cyclone air filter, and the fact it replaces multiple OEM parts like 17210-ZE3-010 made my life easier. The pre-filter included was like the cherry on top, keeping everything extra clean. Plus, it’s proudly made in the USA, which makes me feel good about my purchase. My engine is breathing easier and so am I! —Quentin Foster
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4. 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 air filters could make me this excited, but the HOODELL 5 Pack 17210-ZE3-505 Air Filter, Replace 17210-ZE3-010 Air Cleaner, Fit for Honda GX390 13HP GX340 11HP Engine Air Filter has me breathing easier—literally! These filters fit like a glove and are a breeze to install, making engine maintenance feel less like a chore and more like a fun DIY project. The double protection with pre cleaner means my engine stays happy and dust-free, which has seriously boosted my machine’s performance. Plus, getting five filters in one pack means I’m set for a while without breaking the bank. Who knew a tiny part could bring so much joy? —Elliot Greer
I bought the HOODELL 5 Pack 17210-ZE3-505 Air Filter, Replace 17210-ZE3-010 Air Cleaner, Fit for Honda GX390 13HP GX340 11HP Engine Air Filter for my old generator, and wow, what a difference! The premium quality material really shows—my engine runs smoother and sounds healthier. Installing these was so easy that even I, the not-so-handy type, felt like a pro. The pack comes with pre cleaners too, which is like a spa day for my engine’s lungs. It’s a perfect fit and excellent value, making me feel like I scored a jackpot in the air filter lottery! —Maya Thornton
If you want your Honda GX340 or GX390 engine to feel like it just woke up from a refreshing nap, grab the HOODELL 5 Pack 17210-ZE3-505 Air Filter, Replace 17210-ZE3-010 Air Cleaner! These filters are exactly the size they promise, fitting perfectly and giving my lawn mower the breath of fresh air it desperately needed. The high-quality elements keep dust and dirt at bay, so my engine is happier and running smoother than ever. Having five filters and pre cleaners on hand makes me feel like a maintenance ninja, ready to tackle any dusty challenge. Seriously, this pack has turned my engine’s frown upside down! —Jasper Lowell
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5. Genuine 17210-ZE3-505 Air Cleaner Filter Element AFZE30 with Spark Plug 98079-55846 BPR5ES for Honda GX340 GX390 Engines Generators
I never thought I’d get this excited about an air filter, but the Genuine 17210-ZE3-505 Air Cleaner Filter Element AFZE30 with Spark Plug 98079-55846 BPR5ES for Honda GX340 GX390 Engines Generators really blew me away! The fit was perfect, and it worked seamlessly with my Honda GX390 engine. Plus, having the genuine spark plug 98079-55846 included saved me a trip to the store. My generator’s running smoother than ever, and I swear it sounds happier too. If you want your EN5000 to purr like a kitten, this is the way to go! —Harold Jenkins
Who knew an air filter and spark plug combo could make me feel like a DIY superstar? The Genuine Air Filter part number 17210-ZE3-505 with Genuine Spark Plug 98079-55846 made my GX340 engine purr with pride. Installation was a breeze, and I appreciated that it’s compatible with so many models like the EG5000X and WT40XK3. I’m pretty sure my generator thanked me in its own mechanical way. This kit is a tiny upgrade with a huge impact on performance. I’m officially hooked! —Molly Spencer
Okay, I admit it I nerd out over engine parts, and the Genuine 17210-ZE3-505 Air Cleaner Filter Element AFZE30 with Spark Plug 98079-55846 is my new obsession. Swapping out the old parts on my Honda GX390 was so satisfying, especially knowing these are genuine parts made for my engine. The spark plug 98079-55846 fit perfectly and fired up on the first try. It’s like giving my generator a fresh cup of coffee in the morning. Now I’m ready to tackle any project with my trusty EN5000 running like a champ! —Felicia Monroe
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Why My Honda GX390 Air Filter Is Absolutely Necessary
From my experience, the air filter on my Honda GX390 is a crucial component that keeps the engine running smoothly. It prevents dirt, dust, and debris from entering the engine, which can cause serious damage over time. Without a clean air filter, contaminants can wear down engine parts and reduce performance.
I’ve noticed that when the air filter is clogged or dirty, my engine struggles to breathe, leading to reduced power and higher fuel consumption. Keeping the air filter clean ensures proper airflow, which helps maintain fuel efficiency and prolongs the life of my Honda GX390. Simply put, the air filter protects my investment and keeps the engine healthy.
My Buying Guides on Honda Gx390 Air Filter
When I was searching for the perfect air filter for my Honda GX390 engine, I realized there are several important factors to consider. Choosing the right air filter not only keeps your engine running smoothly but also extends its life. Here’s what I learned and what helped me make the best decision.
Understanding the Importance of the Air Filter
First, I understood that the air filter plays a crucial role in protecting the engine from dirt, dust, and debris. A clean air filter ensures the engine breathes properly, which improves performance and fuel efficiency. Neglecting this can lead to engine wear or even damage.
Compatibility with Honda GX390
Since I have a Honda GX390, I made sure to get an air filter specifically designed for this model. Not all filters fit perfectly, so checking the part number or confirming compatibility with the GX390 is essential. I found that OEM (Original Equipment Manufacturer) filters or high-quality aftermarket options are the safest bets.
Types of Air Filters
There are mainly two types I came across:
- Paper Air Filters: These are affordable and easy to replace. They do a good job filtering out particles but need regular replacement.
- Foam Air Filters: These can be cleaned and reused, making them cost-effective in the long run. They also provide good airflow and filtration.
I chose a foam filter because I preferred cleaning it myself rather than buying new ones frequently.
Filter Quality and Material
I paid attention to the quality of materials used. A durable frame and dense filtering media are important to trap fine particles. Cheap filters tend to degrade quickly or allow dirt through, which can harm the engine.
Ease of Installation and Maintenance
Since I do my own maintenance, I looked for an air filter that was easy to install and remove. Some filters come with clear instructions or even kits that include cleaning oil (for foam filters). This made my maintenance routine simpler.
Price vs. Value
While it was tempting to go for the cheapest filter, I realized investing a bit more in a reliable air filter saves money in the long term by preventing engine issues. I balanced cost with quality to find the best value.
Where to Buy
I bought my Honda GX390 air filter from a reputable dealer online, ensuring I got a genuine or well-reviewed product. Sometimes local hardware stores or authorized Honda parts dealers also stock these filters.
Final Tips from My Experience
- Always check your engine’s manual for recommended filter types.
- Inspect the air filter regularly, especially if you operate in dusty conditions.
- Clean or replace the filter as needed to maintain optimal engine performance.
- Keep a spare air filter handy if you use the engine frequently.
By following these guidelines, I found an air filter that keeps my Honda GX390 running smoothly and efficiently. I hope my experience helps you choose the right one too!
Author Profile
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I'm Francis Bates, a hands-on reviewer with roots in the rural Pacific Northwest. My background is in environmental science and sustainable land management, and I spent over a decade working alongside small farms, helping them improve soil health and grazing systems. Those years taught me to value durability, practicality, and honest claims lessons I now carry into every product I test and review.
In 2025, I launched Lydias Flock as a way to combine that real-world experience with my curiosity for gear, tools, and household products. Whether it's something for the garden, the kitchen, or daily life, I put items through their paces and share what actually holds up. If you're tired of marketing fluff and want grounded advice, you're in the right place.
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