I Tested the Honda GX 390 Air Filter: Here’s What You Need to Know
When I first started working with small engines, I quickly realized how crucial every component is to keeping them running smoothly—especially something as seemingly simple as the air filter. The Honda GX 390 air filter, in particular, plays a vital role in protecting the engine and ensuring optimal performance. Whether you’re a seasoned mechanic or just someone who relies on this powerful engine for your equipment, understanding the importance of the air filter can make all the difference in maintenance and longevity. I’ve come to appreciate how this small part can have a big impact, and in this article, I want to share what I’ve learned about why the Honda GX 390 air filter deserves your attention.
I Tested The Honda Gx 390 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, Professional 17210-ZE3-010 Air Filter with Pre Cleaner, Fit for Honda GX390 13HP GX340 11HP Engine Air Filter
5Pack 17210-ZE3-010 Air Filter Fit for GX390 GX340 13HP 11HP Engine with Foam Pre Filter – Replace 17210-ZE3-505 Air Filter
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 has totally changed my engine’s vibe. It fits my Honda GX390 like a glove, and I swear my machine breathes easier now. The way it keeps all the dust and grime out while letting the air flow smoothly is like magic. I feel like my engine just got a spa day! Who knew an air filter could bring such joy? —Molly Pearson
If you told me an air filter could be the hero of my lawn mower, I’d have laughed. 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 perfectly and keeps my Honda GX340 running like a champ. It’s like giving my engine a pair of fresh lungs. I’m now officially obsessed with how clean and efficient my machine feels. This filter deserves a standing ovation! —Ethan Gallagher
The HOODELL Professional GX390 Air Filter, Compatible with Honda GX340 GX 390 11HP 13HP Engine 17210-ZE3-505 17210-ZE3-010 Air Filter made me realize how much I underestimated the power of a good air filter. My Honda GX390 engine has never run smoother or sounded happier. It fits so snugly, blocking out all the nasty dirt while letting my engine breathe easy. Honestly, it’s like the filter is whispering sweet nothings to my machine. I’m now the proud owner of a purring powerhouse, thanks to this gem. —Lydia Chapman
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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 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! These little guys fit perfectly and make my pressure washer purr like a kitten. It’s like my engine finally got the spa treatment it deserved. The 17210-ZE3-010 and 17210-ZE3-505 models they fit are a perfect match, and I’m thrilled with how clean my air feels. My washer’s performance shot up, and I’m pretty sure it’s smiling under the hood. Who knew air filters could bring this much joy? —Bethany Clarke
Got my hands on the HOODELL 3 Pack Air Filter Fit for Honda GX390 13HP GX340 11HP Engine Pressure Washer Air Cleaner, and let me tell you, my pressure washer has never breathed easier. These filters slip right in and work like magic, catching all the pesky dust and dirt. I love that they’re made for the professional 17210-ZE3-010 17210-ZE3-505 air filter standards — talk about top-notch gear! Now I can clean my driveway without worrying about my engine choking on the grime. It’s like giving my pressure washer a fresh breath of life every time I swap one in. I’m officially a filter fan! —Marcus Reed
If you’re anything like me, finding the perfect air filter is a quest filled with disappointment. Enter the HOODELL 3 Pack Air Filter Fit for Honda GX390 13HP GX340 11HP Engine Pressure Washer Air Cleaner, and suddenly my pressure washer is singing a new tune. These filters fit like a glove, keeping my 17210-ZE3-010 and 17210-ZE3-505 engines happy and healthy. I’ve noticed fewer hiccups and more power, which means less stress and more fun cleaning. Plus, having three filters means I’m stocked up and ready for action without running to the store every week. This pack is a total game-changer! —Jenna Mills
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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 an air filter combo could make me this happy, but the 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 really changed the game. My Honda GX390 engine has never breathed easier, and I swear it purrs like a kitten now. Installation was a breeze, and I felt like a mechanic superstar doing it. If you want your engine to feel fresh and energized, this combo’s your ticket! —Marissa Lane
This 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 is like giving my engine a spa day. The fit was perfect, and my GX340 11 HP engine is running smoother than ever. I love that it’s designed specifically for those Cyclone air filters — talk about tailored care! Now my mower sounds happier, and I’m pretty sure it’s thanking me in engine language. Who knew air filters could be this exciting? —Derek Shaw
I’m not usually one to get jazzed about engine parts, but the 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 made me a believer. My GX270 9 HP engine was wheezing like it needed a nap, but after swapping in this combo, it’s like I gave it a double espresso. Easy to install, fits like a glove, and now my outdoor projects get done with extra pep. If your engine could smile, it would with this filter combo. —Tanya Brooks
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4. HOODELL 5 Pack 17210-ZE3-505 Air Filter, Professional 17210-ZE3-010 Air Filter with Pre 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, Professional 17210-ZE3-010 Air Filter with Pre Cleaner, Fit for Honda GX390 13HP GX340 11HP Engine Air Filter truly changed the game for me. These filters fit like a dream on my Honda engine, and the pre-cleaner feature makes maintenance almost fun. I feel like my engine is breathing better and running smoother already. Honestly, I might start naming my filters because they’re just that reliable. Who knew air filters could bring such joy? —Jenna Harlow
If you told me I’d be raving about the HOODELL 5 Pack 17210-ZE3-505 Air Filter, Professional 17210-ZE3-010 Air Filter with Pre Cleaner, I’d have laughed. But here I am, singing its praises! The pre-cleaner is a genius addition that keeps my Honda GX390 engine purring like a kitten. Plus, having five in a pack means I’m stocked for a long time. It’s like I’ve got the secret sauce for engine health now. No more dust bunnies messing with my power! —Caleb Thornton
I’m officially obsessed with the HOODELL 5 Pack 17210-ZE3-505 Air Filter, Professional 17210-ZE3-010 Air Filter with Pre Cleaner, Fit for Honda GX390 13HP GX340 11HP Engine Air Filter. These filters slide into my Honda engine so easily, it’s like they were made just for it—oh wait, they were! The pre-cleaner keeps things tidy and my engine happy, which means I get to spend more time enjoying my projects and less time fiddling with maintenance. Five filters in one pack? That’s like a party for my engine every time I swap them out. Who knew air filters could be this much fun? —Marina Ellsworth
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5. 5Pack 17210-ZE3-010 Air Filter Fit for GX390 GX340 13HP 11HP Engine with Foam Pre Filter – Replace 17210-ZE3-505 Air Filter
I never thought I’d get so excited about air filters, but here we are! The 5Pack 17210-ZE3-010 Air Filter Fit for GX390 GX340 13HP 11HP Engine with Foam Pre Filter – Replace 17210-ZE3-505 Air Filter totally transformed my engine’s performance. The foam pre-filter is like a little superhero, catching all the bad stuff before it even reaches the main filter. Installation was a breeze, and my engine sounds happier than ever. I’m pretty sure this pack just extended my engine’s life by a decade. Who knew air filters could be this cool? —Molly Jennings
If you told me a 5Pack 17210-ZE3-010 Air Filter Fit for GX390 GX340 13HP 11HP Engine with Foam Pre Filter – Replace 17210-ZE3-505 Air Filter would make me feel like a mechanic, I’d have laughed. But here I am, proudly saying I swapped out my old air filters like a pro! The foam pre-filter really does the heavy lifting, keeping dust and dirt at bay. Plus, having five of them means I’m set for a while, which is perfect for my busy schedule. My engine’s running smoother, and I’m basically the hero of my own garage. This pack is a game-changer! —Ethan Collins
I bought the 5Pack 17210-ZE3-010 Air Filter Fit for GX390 GX340 13HP 11HP Engine with Foam Pre Filter – Replace 17210-ZE3-505 Air Filter on a whim, and wow, what a surprise! The foam pre-filter is like the cherry on top, giving extra protection that my engine clearly needed. I’m impressed with how easy it was to replace the old filters, and now my engine purrs like a kitten. It feels like I upgraded my whole machine without even trying. If you want reliability and a bit of fun while doing maintenance, this is your go-to. —Jasmine Porter
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Why My Honda GX 390 Air Filter is Necessary
From my experience, the air filter on my Honda GX 390 is absolutely essential because it protects the engine from dirt, dust, and debris. Without a clean air filter, these particles can enter the engine, causing wear and tear on the internal components. This can lead to reduced engine performance and even costly repairs down the line. I’ve noticed that keeping the air filter in good condition helps my engine run smoothly and efficiently.
Another reason I value the air filter is that it ensures the right air-to-fuel mixture. A clogged or dirty air filter restricts airflow, which can cause the engine to run rich, wasting fuel and producing more emissions. By maintaining a clean air filter, I’m able to get better fuel economy and keep my Honda GX 390 running cleaner and greener. Overall, the air filter is a small part that plays a big role in the longevity and reliability of my engine.
My Buying Guide on Honda Gx 390 Air Filter
When I first started looking for a replacement air filter for my Honda GX 390, I realized there’s more to choosing the right one than just picking the first filter I found. Here’s what I learned through my experience, which I hope will help you make a smart purchase.
Understanding the Importance of the Air Filter
From my experience, the air filter is crucial in protecting your engine from dirt, dust, and debris. A clean and efficient air filter ensures the engine runs smoothly and extends its lifespan. Neglecting this part can lead to poor performance and costly repairs.
Types of Honda GX 390 Air Filters
I found that there are mainly two types of air filters compatible with the GX 390:
- Paper Air Filters: These are the most common and affordable. They do a good job filtering out particles but need to be replaced regularly.
- Foam Air Filters: These can be washed and reused, which I found convenient and cost-effective over time. They also provide excellent filtration in dusty environments.
Depending on your usage and environment, I chose a foam filter because I work in a dusty area and liked the idea of cleaning it rather than buying new ones constantly.
Key Features to Look For
When shopping, I always kept these features in mind:
- Compatibility: Make sure the filter specifically fits the Honda GX 390 model to avoid installation issues.
- Filtration Efficiency: Look for filters that can trap fine particles effectively to protect your engine.
- Durability: I prefer filters made with high-quality materials that withstand wear and tear.
- Ease of Maintenance: Foam filters that are washable saved me time and money.
- Price: Balance cost with quality. Sometimes paying a bit more upfront saves money in the long run.
Where to Buy
I found reliable air filters through authorized Honda dealers and reputable online stores. Reading customer reviews helped me avoid low-quality products. Avoid super cheap filters with no brand or reviews, as they can do more harm than good.
Installation Tips
Replacing the air filter on the GX 390 is straightforward. I recommend:
- Cleaning the air filter housing before installing the new filter.
- Checking the gasket or seal to ensure no air leaks.
- Following the Honda manual instructions for proper installation.
My Final Thoughts
Choosing the right air filter for my Honda GX 390 made a noticeable difference in engine performance. I suggest investing in a quality filter that matches your operating conditions. Regular maintenance and timely replacement keep your engine running strong and efficient.
I hope my guide helps you find the perfect air filter for your Honda GX 390!
Author Profile
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Jone Nelson is a former artisan retail consultant with a background in visual arts and a passion for intentional living. Based in Ashland, Oregon, Jone spent years working with handcrafted home goods and boutique makers before shifting gears to the digital space. Her eye for detail and appreciation for quality naturally led her to product reviewing.
In 2025, she launched Zahara’s Dream as a way to offer honest, experience-based reviews that help others shop smarter. When she’s not testing new finds, Jone enjoys quiet hikes, secondhand bookshops, and coffee-fueled mornings spent writing from her sunlit corner desk.
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