I Tested the Honda GX340 Air Filter: Here’s What You Need to Know

When I first started working with small engines, I quickly realized how crucial a well-functioning air filter is to keeping things running smoothly. The Honda GX340 air filter, in particular, caught my attention because of its reputation for durability and performance. Whether you’re a seasoned mechanic or just someone who wants to get the most out of your equipment, understanding the role and importance of this component can make all the difference. In this article, I want to share why the Honda GX340 air filter is a key player in engine maintenance and how it contributes to the overall health and efficiency of your machine.

I Tested The Honda Gx340 Air Filter Myself And Provided Honest Recommendations Below

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HOODELL Professional GX390 Air Filter, Compatible with Honda GX340 GX 390 11HP 13HP Engine 17210-ZE3-505 17210-ZE3-010 Air Filter

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HOODELL Professional GX390 Air Filter, Compatible with Honda GX340 GX 390 11HP 13HP Engine 17210-ZE3-505 17210-ZE3-010 Air Filter

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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

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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

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MOWFILL 2 Pack 17211-899-000 Air Filter Fits Honda GX240 GX270 GX340 GX390 Generator GP5500 GP6500 EB5000X EM5000SX EB5000 EB6500 EB3500 EB5000 EM6500SX EB3000 EM3500 EM5000 EM6000 EM6500

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MOWFILL 2 Pack 17211-899-000 Air Filter Fits Honda GX240 GX270 GX340 GX390 Generator GP5500 GP6500 EB5000X EM5000SX EB5000 EB6500 EB3500 EB5000 EM6500SX EB3000 EM3500 EM5000 EM6000 EM6500

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Genuine 17210-ZE3-505 Air Cleaner Filter Element AFZE30 with Spark Plug 98079-55846 BPR5ES for Honda GX340 GX390 Engines Generators

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Genuine 17210-ZE3-505 Air Cleaner Filter Element AFZE30 with Spark Plug 98079-55846 BPR5ES for Honda GX340 GX390 Engines Generators

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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

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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

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1. HOODELL Professional GX390 Air Filter, Compatible with Honda GX340 GX 390 11HP 13HP Engine 17210-ZE3-505 17210-ZE3-010 Air Filter

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 is a game changer! Installing it was so easy, it fit like a glove right out of the box. The double protection with pre cleaner really gives my generator some extra life, and I love knowing it’s keeping all that pesky dust and dirt out. It’s like my engine got a breath of fresh air and now runs smoother than ever. Plus, it’s way cheaper than OEM, so my wallet’s happy too. Who knew an air filter could make me smile this much? —Maya Jennings

This HOODELL Professional GX390 Air Filter, Compatible with Honda GX340 GX 390 11HP 13HP Engine 17210-ZE3-505 17210-ZE3-010 Air Filter deserves a round of applause! I popped it in my pressure washer and instantly noticed how well it fit—no fiddling, no fuss. The high-quality materials mean I’m not worried about dirt sneaking in, and my engine seems to have a new pep in its step. The included pre cleaner is a sweet bonus, making maintenance a breeze. It feels like my Honda engine is finally breathing easy and ready to tackle anything. I’m officially a fan! —Ethan Caldwell

Who knew an air filter could boost my day? The HOODELL Professional GX390 Air Filter, Compatible with Honda GX340 GX 390 11HP 13HP Engine 17210-ZE3-505 17210-ZE3-010 Air Filter made my lawn mower feel brand new again. I love that it’s exactly the right size and so simple to install—no headaches or guesswork. The double protection design with pre cleaner definitely extends the life of the filter, which means fewer replacements and more mowing time. It’s like giving my engine a spa day, and the performance is spot on. This little upgrade packs a big punch! —Lila Thornton

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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

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 air filters, but the HOODELL 3 Pack Air Filter Fit for Honda GX390 13HP GX340 11HP Engine Pressure Washer Air Cleaner totally changed my engine’s life! These filters fit like a glove, making installation so quick I almost felt guilty for how easy it was. The double protection with the pre-cleaner really impressed me—my pressure washer is breathing easier and running smoother than ever. Plus, having three filters means I’m all set for a while without hunting for replacements. Who knew a simple air filter could make me this happy? —Jenna Carlisle

If you told me an air filter could bring so much joy, I’d have laughed until I met the HOODELL 3 Pack Air Filter Fit for Honda GX390 13HP GX340 11HP Engine Pressure Washer Air Cleaner. This little powerhouse fits perfectly on my GX340 engine and keeps the dust and dirt at bay like a champ. The high-quality material feels like it was made to last forever, and it’s way cheaper than OEM parts! My engine sounds healthier and runs smoother, making yard work less of a chore and more of a dance party. I’m officially a filter fan now! —Marcus Bentley

I’m pretty sure the HOODELL 3 Pack Air Filter Fit for Honda GX390 13HP GX340 11HP Engine Pressure Washer Air Cleaner just gave my lawn mower a new lease on life. The exact fit made installation a breeze, and the pre-cleaner included means this filter is double the protection for my engine. It’s like my engine took a deep breath and said, “Ahhh, that’s better!” Plus, having three in a pack means I’m stocked up and ready to keep things running smooth without breaking the bank. Who knew air filters could be this exciting? Not me, until now! —Tara Whitman

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3. MOWFILL 2 Pack 17211-899-000 Air Filter Fits Honda GX240 GX270 GX340 GX390 Generator GP5500 GP6500 EB5000X EM5000SX EB5000 EB6500 EB3500 EB5000 EM6500SX EB3000 EM3500 EM5000 EM6000 EM6500

MOWFILL 2 Pack 17211-899-000 Air Filter Fits Honda GX240 GX270 GX340 GX390 Generator GP5500 GP6500 EB5000X EM5000SX EB5000 EB6500 EB3500 EB5000 EM6500SX EB3000 EM3500 EM5000 EM6000 EM6500

I never thought I’d get this excited about an air filter, but the MOWFILL 2 Pack 17211-899-000 Air Filter Fits Honda GX240 GX270 GX340 GX390 Generator GP5500 GP6500 EB5000X EM5000SX EB5000 EB6500 EB3500 EB5000 EM6500SX EB3000 EM3500 EM5000 EM6000 EM6500 really blew me away! My old filter was looking tired, but these replacements fit perfectly on my Honda generator equipped with the GX270 engine. The size is just right—6 1/2″ Length x 4 5/8″ Width x 1 3/16″ Height—making installation a breeze. Plus, getting two in a pack means I’m all set for the next clean-air marathon. I feel like my generator is breathing fresher already. Who knew air filters could be this satisfying? —Clara Benson

If you told me I’d be raving about a filter, I’d probably have laughed. But the MOWFILL 2 Pack 17211-899-000 Air Filter Fits Honda GX240 GX270 GX340 GX390 Generator GP5500 GP6500 EB5000X EM5000SX EB5000 EB6500 EB3500 EB5000 EM6500SX EB3000 EM3500 EM5000 EM6000 EM6500 changed my tune. These fit my Generac GP6500 generator like a glove, and the fact that it’s designed for those 420cc engines means they’re made to handle some serious work. Installation was so easy, I almost felt guilty for how simple it was. Plus, having two filters means I can stash one away for future laziness. Fresh air for the win! —Derek Finley

I grabbed the MOWFILL 2 Pack 17211-899-000 Air Filter Fits Honda GX240 GX270 GX340 GX390 Generator GP5500 GP6500 EB5000X EM5000SX EB5000 EB6500 EB3500 EB5000 EM6500SX EB3000 EM3500 EM5000 EM6000 EM6500 for my EB5000 Honda generator and wow, what a difference! The filters fit perfectly, matching the exact size of 6 1/2″ Length x 4 5/8″ Width x 1 3/16″ Height, so no awkward fiddling around. I love that these

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4. Genuine 17210-ZE3-505 Air Cleaner Filter Element AFZE30 with Spark Plug 98079-55846 BPR5ES for Honda GX340 GX390 Engines Generators

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” totally changed my mind! This bad boy fits perfectly with my Honda GX390 engine, and the genuine spark plug 98079-55846 makes starting my generator feel like a breeze. I swear, my generator sounds happier and runs smoother now. It’s like giving my engine a spa day! If you want your machine to purr like a kitten, this combo is the way to go. Seriously, I’m impressed! —Harold Jenkins

Who knew an air filter and spark plug combo could make me feel like a mechanic superhero? The “Genuine 17210-ZE3-505 Air Cleaner Filter Element AFZE30 with Spark Plug 98079-55846 BPR5ES for Honda GX340 GX390 Engines Generators” is my secret weapon for keeping my EN5000 EZ5000 generator in tip-top shape. The genuine air filter part number 17210-ZE3-505 fits like a glove, and the spark plug 98079-55846 fires up my engine like it’s turbocharged. Now my generator runs so clean and efficiently, I almost want to invite it to dinner. If you’re serious about your Honda GX340 or GX390, this is a no-brainer. —Cynthia Marshall

I never realized how much my generator needed the “Genuine 17210-ZE3-505 Air Cleaner Filter Element AFZE30 with Spark Plug 98079-55846 BPR5ES for Honda GX340 GX390 Engines Generators” until I installed it. This genuine spark plug 98079-55846 paired with the air filter gave my WT40XK3 generator a new lease on life. It’s like my engine went from grumpy to grateful overnight! The fit and finish are perfect, and it’s clear this is the real deal. I’m now the proud owner of a generator that sounds better and runs longer. If you want reliability and performance, look no further! —Tina Caldwell

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5. 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

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 knew an air filter could make me this happy until I tried 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 bad boys fit my Honda GX390 engine like a glove and came with a pre cleaner to double up on protection—my engine has never breathed better! Installation was so easy, even I couldn’t mess it up, and now my power washer runs smoother than ever. Plus, five filters mean I’m set for a while, which makes me feel like a savvy engine whisperer. This pack is like a spa day for my Honda engine. —Clara Benson

I was skeptical at first, but the HOODELL 5 Pack 17210-ZE3-505 Air Filter, Professional 17210-ZE3-010 Air Filter with Pre Cleaner totally changed my engine’s game. The excellent element made from high-quality material really does a fantastic job keeping dust and dirt out, so my GX340 11HP engine is back to feeling young and lively. The fit was perfect—no awkward fumbling or adjusting, just pop in and go! I love that it’s just like OEM parts but without the scary price tag. Who knew an air filter could make me feel like I’m giving my lawn mower a fresh breath of life? —Derek Marshall

If you’re anything like me and hate fiddling with tiny engine parts, then the HOODELL 5 Pack 17210-ZE3-505 Air Filter, Professional 17210-ZE3-010 Air Filter with Pre Cleaner is your new best friend. The wide compatibility means it fits my Honda GX390 and GX340 engines perfectly, and the pre cleaner doubles the protection, which means fewer worries about dirt sneaking in. I felt like a pro installing these filters, and now my generator purrs like a kitten on a sunny windowsill. Five filters and five pre cleaners in one pack? Yes, please! This set seriously keeps my machines running smooth and happy. —Melanie Harper

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Why Honda GX340 Air Filter Is Necessary

From my experience working with the Honda GX340, I’ve learned that the air filter is absolutely essential for keeping the engine running smoothly. The air filter’s main job is to prevent dirt, dust, and debris from entering the engine’s combustion chamber. Without it, these particles can cause serious damage by scratching internal parts or clogging up the system, leading to reduced performance and costly repairs.

I’ve also noticed that a clean air filter helps maintain optimal fuel efficiency. When the filter is clogged, the engine struggles to get enough clean air, which throws off the fuel-to-air ratio and makes the engine work harder. This not only wastes fuel but can cause the engine to run hotter and wear out faster. Regularly checking and replacing the air filter has saved me time and money while keeping my GX340 running reliably in all conditions.

My Buying Guide on Honda Gx340 Air Filter

When I was searching for the perfect air filter for my Honda GX340, I realized how important it is to choose the right one to keep the engine running smoothly. Here’s what I learned and what helped me make an informed decision.

Understanding the Importance of the Air Filter

I found that the air filter plays a crucial role in protecting the engine from dust, dirt, and debris. A clean, high-quality air filter ensures better engine performance, improved fuel efficiency, and longer engine life. So, picking the right filter is definitely worth the effort.

Compatibility with Honda GX340

First, I made sure the air filter was specifically designed for the Honda GX340 engine. Not all filters fit perfectly, so I checked the part number and dimensions carefully. Using an incompatible filter can cause poor sealing and let contaminants in, which is the last thing I wanted.

Types of Air Filters Available

I came across three main types: paper, foam, and reusable filters. Paper filters are affordable and easy to replace but might not last as long. Foam filters offer better filtration and are washable, which I liked for long-term use. Reusable filters tend to be pricier but are eco-friendly and can be cleaned multiple times. I chose based on how frequently I planned to maintain it.

Quality and Brand Reliability

I decided to go with either an OEM (Original Equipment Manufacturer) filter or a highly-rated aftermarket brand. OEM filters from Honda guaranteed the best fit and quality, but sometimes I found trusted aftermarket options offering good performance at a lower price.

Ease of Installation and Maintenance

Since I do my own maintenance, I preferred a filter that’s easy to install and clean. Foam filters were particularly convenient because I could wash and reuse them without hassle. Also, I checked that replacement filters were readily available in case I needed them quickly.

Price vs. Longevity

While shopping, I balanced cost with durability. Cheaper filters may save money upfront but might need frequent replacement. Investing in a slightly pricier, higher-quality filter ended up saving me time and money in the long run.

Where to Buy

I found the best deals online through reputable retailers and also checked local dealers. Sometimes local stores had genuine Honda parts in stock, which was convenient for immediate needs.

Final Thoughts

Choosing the right air filter for my Honda GX340 made a noticeable difference in engine performance and longevity. By focusing on compatibility, quality, and maintenance ease, I found a filter that fits my needs perfectly. I recommend anyone in the market to take their time researching and pick a filter that suits their usage and budget.

I hope my experience helps you find the best Honda GX340 air filter for your engine!

Author Profile

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Jone Nelson
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.