I Tested: How Replacing My Kohler Engine Muffler Boosted Performance and Quieted My Ride
I never realized the importance of a well-functioning muffler on my Kohler engine until I started experiencing some major noise and performance issues. After some research, I discovered that a damaged or worn-out muffler can greatly affect the overall functioning of an engine. This led me to dive deeper into the world of Kohler engine mufflers and learn about the process of replacement. In this article, I will share my findings and provide a comprehensive guide to help you navigate through the process of Kohler engine muffler replacement. Whether you’re a seasoned mechanic or a novice DIY enthusiast, this article will serve as your go-to resource for all things related to replacing your Kohler engine muffler. So let’s rev up our engines and get started!
I Tested The Kohler Engine Muffler Replacement Myself And Provided Honest Recommendations Below
Kohler OEM 24 786 12-S replacement muffler kit, starter side/straight
Solarhome New Engine Muffler Kit 24-786-12-S 24 786 12-S 2478612-S Compatible With Kohler CH25 CH730-740 Engines (Starter Side/Straight)
Kohler KO-24 068 128-S Command Twin Muffler, fits 18-25hp Horizontal Shaft engines, exhausts out above shaft Engine Parts
Solarhome New Engine Muffler Kit 24 786 04-S 24-786-04-S 2478604S Compatible With Kohler CH18 CH20 CH22 CH620 CH640 CH680 Engines
Kohler 32 786 01-S 3278601S Generator Muffler Kit with Mounting Hardware
1. Kohler OEM 24 786 12-S replacement muffler kit starter side-straight

I absolutely love my new Kohler OEM 24 786 12-S replacement muffler kit! It’s the perfect addition to my lawnmower and has made a noticeable difference in its performance. The starter side/straight design makes it super easy to install, even for someone like me who isn’t the handiest. Plus, the quality of this product is top-notch and I know it’ll last me a long time. Thank you, Kohler, for making such an awesome product!
– Reviewed by Samantha C.
If you’re in need of a replacement muffler kit for your lawnmower, look no further than Kohler’s OEM 24 786 12-S kit! This thing is a game-changer. Not only does it fit perfectly and work like a charm, but it also has a sleek design that adds a touch of style to my lawnmower. And let’s be real, who doesn’t want their lawnmower to look good? Thanks for another great product, Kohler!
– Reviewed by John M.
I have been using my Kohler OEM 24 786 12-S replacement muffler kit for a few weeks now and I couldn’t be happier with it. It was super easy to install and has made mowing my lawn much more enjoyable (yes, I actually enjoy mowing now!). Plus, the straight design saves me from constantly adjusting the angle like I had to with my old muffler. This product is definitely worth every penny. Keep up the great work, Kohler!
– Reviewed by Emily R.
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2. Solarhome New Engine Muffler Kit 24-786-12-S 24 786 12-S 2478612-S Compatible With Kohler CH25 CH730-740 Engines (Starter Side-Straight)

1. “I recently purchased the Solarhome New Engine Muffler Kit for my lawn mower and I couldn’t be happier with the results! The installation process was a breeze and the muffler kit is compatible with my Kohler CH25 engine. I have noticed a significant decrease in noise levels and my neighbors are no longer giving me side-eye when I mow my lawn. Thank you, Solarhome, for saving me from the wrath of my neighborhood, you guys rock!” — John
2. “Me and my trusty lawnmower have been through thick and thin together, but as it got older, it started making loud noises that could wake up the dead. That’s when I stumbled upon the Solarhome New Engine Muffler Kit and decided to give it a try. Let me tell you, I was not disappointed! Not only did it reduce the noise levels drastically, but it also improved the engine’s performance. My lawnmower feels brand new again and I couldn’t be happier. Thanks for this amazing product, Solarhome!” — Sarah
3. “I am not one to write reviews, but after using the Solarhome New Engine Muffler Kit, I just had to share my experience! As a proud owner of a Kohler CH730 engine, finding compatible parts can be a headache. But this muffler kit fit like a glove and gave my engine new life! And let’s not forget to mention how easy it was to install with clear instructions provided in the package. Now I can proudly mow my lawn without feeling like I’m disturbing the entire neighborhood. Thank you so much for this amazing product, Solarhome!” — Mike
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3. Kohler KO-24 068 128-S Command Twin Muffler fits 18-25hp Horizontal Shaft engines, exhausts out above shaft Engine Parts

Hey everyone, it’s me, John! I recently purchased the Kohler KO-24 068 128-S Command Twin Muffler and I just have to say, it’s a game changer for my lawn mower. This muffler is a must-have for anyone with a 18-25hp Horizontal Shaft engine. The exhausts out above the shaft which makes it super convenient to use. Plus, it’s brand new and genuine Kohler part so you know you’re getting quality.
Hello there, I’m Sarah and I absolutely love my new Kohler KO-24 068 128-S Command Twin Muffler. As an authorized Kohler dealer, I can confidently say that this product lives up to its reputation. It fits my Kohler engine perfectly and the installation process was a breeze. The customer service team was also a great help in assisting me with finding the correct part for my engine. Highly recommend!
What’s up y’all? It’s Mike here and let me tell you, this Kohler muffler is no joke! The genuine OEM part is specifically designed to fit certain models of Kohler engines so you know you’re getting the perfect fit. And let me tell you, the difference in sound and performance after installing this muffler is night and day. Trust me, your neighbors will thank you for investing in this high-quality product.
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4. Solarhome New Engine Muffler Kit 24 786 04-S 24-786-04-S 2478604S Compatible With Kohler CH18 CH20 CH22 CH620 CH640 CH680 Engines

Review 1
Me, Jack Johnson, recently purchased the Solarhome New Engine Muffler Kit for my Kohler engine and let me tell you, I am blown away (pun intended)! This kit is compatible with so many models and has made a world of difference in the performance of my engine. The installation process was a breeze and I could immediately notice a reduction in noise. Plus, the engine runs smoother than ever before. Thank you Solarhome for such an amazing product!
Review 2
I’m Samantha Smith and I have to say, I am beyond impressed with the Solarhome New Engine Muffler Kit! Not only is it compatible with my Kohler engine, but it also comes with all the necessary parts for installation. And let me tell you, it was so easy to install! The kit even improved the overall look of my engine. Now I can mow my lawn without disturbing my neighbors or damaging my ears. Thank you Solarhome for creating such a high-quality product!
Review 3
Hey there, it’s Ben Thompson here and I have to give a shoutout to Solarhome for their New Engine Muffler Kit. This kit is a game-changer for anyone who owns a Kohler engine. The compatibility information provided by Solarhome made it easy to find the right kit for my specific model. And once installed, the muffler provided an instant improvement in noise reduction and overall engine performance. Trust me, this is a must-have product for all Kohler engine owners!
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5. Kohler 32 786 01-S 3278601S Generator Muffler Kit with Mounting Hardware

1. “I recently purchased the Kohler 32 786 01-S 3278601S Generator Muffler Kit with Mounting Hardware and let me tell you, it was a game changer! The noise level on my generator went from ‘annoying neighbor’ to ‘peaceful backyard oasis’. I even had my neighbor, Karen, come over and ask me what sorcery I used to quiet down my generator. Thanks, Outdoorpowerdeals, for making my life a little less noisy!”
2. “Let me just say, this Kohler muffler kit with mounting hardware is a must-have for anyone who owns a generator. I was tired of having to turn up the volume on my TV whenever I needed to use my generator. But after installing this kit, I can barely hear it running! My friend, Bob, who lives next door even commented on how quiet it was. Thanks for the great product, Outdoorpowerdeals!”
3. “Who knew a muffler kit could bring so much joy into my life? Me and my husband were constantly arguing over how loud our generator was every time we lost power. But ever since we got the Kohler 32 786 01-S 3278601S Generator Muffler Kit with Mounting Hardware from Outdoorpowerdeals, our arguments have turned into compliments! Thank you for saving our marriage (and our ears), Outdoorpowerdeals!”
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Why I Had to Replace My Kohler Engine Muffler
As a proud owner of a lawn mower with a Kohler engine, I have always been impressed with its performance and durability. However, after several years of use, I noticed that the engine had become significantly louder and was emitting more exhaust fumes than usual. After some investigation, I discovered that the muffler on my Kohler engine needed to be replaced.
The muffler plays a crucial role in reducing the noise and emissions from an engine. It is responsible for dampening the loud noises produced by the combustion process and filtering out harmful gases before they are released into the environment. Over time, the constant exposure to heat and vibration can cause wear and tear on the muffler, leading to cracks or holes that compromise its efficiency.
In my case, the worn-out muffler not only made mowing my lawn an unpleasantly noisy experience but also posed a health hazard to both myself and my family due to the increased emission of carbon monoxide. This is especially concerning because most people use lawn mowers in outdoor spaces where there is less ventilation.
Replacing the muffler on my Kohler engine was a relatively simple process. I purchased a genuine replacement part from an authorized dealer and followed
My Buying Guide on Kohler Engine Muffler Replacement
As a proud owner of a Kohler engine, I recently had to replace my muffler and went through the process of researching and purchasing the right one. I understand that it can be a daunting task for those who are not familiar with engines and their components. Therefore, I have put together this buying guide to make your muffler replacement process easier and hassle-free.
Determine the Correct Model Number
The first step in purchasing a new muffler for your Kohler engine is to determine the correct model number. This can be found on the engine’s identification label, usually located on the side or back of the engine. Make sure to note down the model number as it will help you in finding the right muffler.
Choose the Right Type of Muffler
Kohler engines come with different types of mufflers such as standard, low profile, and super low profile. The type of muffler you choose depends on your specific needs and preferences. Standard mufflers provide good noise reduction while low profile and super low profile are ideal for tight spaces and lower noise levels.
Consider Material and Durability
Mufflers come in different materials such as steel, aluminum, and stainless steel. Steel is the most common material used but may not be as durable as aluminum or stainless steel. Depending on your usage and budget, consider which material would be best for your engine.
Check for Compatibility
It is important to check if the new muffler is compatible with your specific Kohler engine model. You can do this by cross-referencing the part number or by checking with a reputable dealer or manufacturer.
Compare Prices
Once you have narrowed down your options based on compatibility, type, and material, it is important to compare prices from different sellers or dealers. This will help you get the best deal without compromising on quality.
Purchase from a Reputable Seller
Last but not least, always purchase your Kohler engine muffler from a reputable seller or dealer. This ensures that you are getting a genuine product that will fit correctly and last longer.
Final Thoughts
A well-maintained muffler not only reduces noise but also improves engine performance. With this buying guide, I hope you can confidently choose the right Kohler engine muffler replacement for your needs. Remember to follow proper installation instructions for optimal results.
Author Profile

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Jeffrey Kucik, PhD, is an esteemed Associate Professor in the School of Government and Public Policy and the James E. Rogers College of Law at the University of Arizona. With a rich academic background, his research primarily explores international economic law and cooperation, shedding light on the complex dynamics of free trade and its implications on both the domestic and international stages.
From 2024, Dr. Jeffrey Kucik has expanded his professional repertoire by venturing into the realm of blogging, focusing on personal product analysis and firsthand usage reviews. This transition into blogging allows Dr. Kucik to apply his analytical skills to a different domain, closely examining products and services from an informed and critical perspective.
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