Champion Generator Muffler Silencer Kits of 2025
Best Choice1
Clicked 5 times in the last monthMADONGLIMADONGLI 2025 Upgraded Heavy Duty Generator Exhaust Extension Silencer Kit with Insulated Through-Wall Mounting Plate, Reduce Noise by 52% and Safe Emission Exhaust Gas- Includes 2 Adapters
Main highlights- SAFETY DESIGN: Through-wall mounting plate with insulation helps direct exhaust gases away from living spaces while maintaining proper ventilation
- NOISE REDUCTION: Advanced silencer system reduces generator noise by up to 52%, creating a more peaceful environment during operation[ patent protection ]
- DURABLE CONSTRUCTION: Built with heavy-duty black metal components and weather-resistant materials for long-lasting outdoor performance
- COMPLETE KIT: Includes mounting plate, exhaust extension, silencer components, protective gloves, mounting screws, and sealing tape for full installation
- COMPATIBILITY: The generator exhaust extension kit showcases remarkable compatibility with Firman models T07571, T07573, WH03242 and H07552, and compatible with Honda models EU7000is and EU6500is，Also Fits ALL: Duromax(Including13000), WGen, Genmax, Predator, NorthStar, PowerHorse, Champion, Generac.
9.8Exceptional
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Value for Money2
Mokemok2025 Upgrade Generator Exhaust Extension Silencer Kit with Two Universal Adapters,Threaded Connector, Rain Cap and 90° Elbow–Leakproof, Weatherproof & Flexible Muffler Upgrade for Portable Generators
Main highlights- 【UNIVERSAL FIT WITH 2 ADAPTERS & FLEXIBLE ELBOW】Our upgraded Generator Exhaust Extension Silencer Kit comes with two different universal adapters, making it compatible with the vast majority of portable generators on the market. Whether your unit uses a straight pipe or a threaded outlet, one of the adapters will provide a snug fit. Paired with a 90-degree elbow, installation is effortless—even in tight or awkward spaces—making this generator silencer kit ideal for varied installation environments
- 【SECURE THREADED CONNECTION WITH SEALING TAPE FOR ZERO LEAKS】 Unlike traditional slip-fit kits, our generator muffler silencer kit features a precision-engineered threaded connector for a tighter, more secure fit. To further enhance gas-tight performance, we include a roll of Sealed Raw Material Tape, specifically designed for threaded joints—delivering near 100% airtight sealing and preventing exhaust leakage for safer and cleaner generator operation
- 【INTEGRATED RAIN CAP FOR WEATHERPROOF PROTECTION】This generator muffler upgrade includes a built-in rain cap that protects against water entry when the generator is idle. Whether exposed to rain, morning dew, or dust, this feature ensures internal components stay dry, extending the life of your generator and improving all-weather performance
- 【HEAVY-DUTY MATERIALS & 5-YEAR GUARANTEE】Built with aerospace-grade aluminum alloy and galvanized steel, this generator muffler silencer kit is corrosion-resistant, powder-coated for durability, and ready for harsh environments. We back it with a 5-year warranty and dedicated customer support, offering you long-lasting value and peace of mind
- 【ALL-IN-ONE INSTALLATION KIT – BUILT FOR CONVENIENCE】Our generator silencer kit comes complete with all essentials: sealed thread tape, a pair of gloves, self-tapping screws, and an insulated wall plate. No need to hunt for extra tools or parts—installation is smooth and beginner-friendly
9.7Exceptional
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3
JINDOUZIGenerator Exhaust Extension Silencer Kit, Generator Muffler Generator Exhaust Hose - Reduce Noise by 40%
Why we love it
Reduces noise by over 40%.
Durable in harsh weather conditions.
Easy to install.
9.6Exceptional
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4
YAMAKATO20% OffYAMAKATO Generator Muffler Silencer Kit for Honda & Clone Predator GX340 GX390 420cc 389cc 439cc 459cc Champion Duromax Firman Jiangdong etc.
Main highlights- The muffler has a 9 cm tube in length and is not compatible with mufflers that have a 10 or 11 cm tube. Please check our image to see how we measure the tube's length. There are different type of mufflers for Honda clones, please check the product images carefully before ordering.
- For some Honda GX 340 390 11hp 13hp generator muffler replacement, also for the clones.
- For many clone 440cc 337cc 338 389 420 439 459 cc engine powered Durostar Centurion Champion All Power Duromax DuroStar Sigma Gentron Etq Wen Westinghouse UST All Power Powerhorse Powermax etc. Generators.
- For CHAMPION generator 6500/7800 CSA40017 Predator 56170 63085 66604 68530 69671 63086 56171.
- Comes in a Muffer with a mounting gasket and nuts.
9.5Excellent
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5
Threlaco14% OffThrelaco Generator Exhaust Extension Silencer Kit with Generator Muffler Exhaust Hose Insulated Through Wall Mounting Plate and Clips
Main highlights- Signature Sound Control: the exhaust pipe expander tool doesn't only vent exhaust gases, it masterfully alters the tone of exhaust noise as well; This effect helps to reduce the level of noise generated, fostering a quieter operating environment without hampering the generator's effectiveness
- Safe Exhaust Venting Capability: the generator muffler exhaust extension kit stands out for its proficiency in providing a safe exhaust venting system; It secures easily to the generator's stock muffler outlet, ensuring efficient diversion and dispersion of generator exhaust gases, thereby fostering a safe environment
- Proven Compatibility and Adaptability: the generator exhaust extension kit showcases remarkable compatible with Firman models T07571, T07573, WH03242 and H07552, and compatible with Honda models EU7000is and EU6500is; This feature ensures a stress free installation process for most generator mufflers with No. 68 and 88 spark suppressor filters, and spark suppressor holes with 1-1/2" to 1-3/4" spacing
- Package Inclusion and Dimension Verification: the generator exhaust pipe extension kit's package includes 1 adapter, 1 flex tube, 1 muffler with mounting plate, and 2 clips; With the flex tube measuring about 2 ft in length, it ensures flexibility and accessibility during installation, making the process a lot smoother; The inner diameter of the flexible tube is 39 mm
- Impressive Construction Material and Aesthetic Appeal: the components of the generator muffler kit are meticulously crafted from aluminized steel alloy and galvanized sheet metal; These materials provide robustness to the kit while warding off corrosion and rust, thus ensuring longevity and reliability; The kit also boasts an attractive black and silver finish, adding just the right style quotient to its purposeful design
9.4Excellent
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6
RyansunoroGenerator Exhaust Extension Silencer Kit - Generator Muffler Silencer Kit Insulated Through-Wall Mounting Plate Compatible with Honda Eu6500/Eu7000is Firman H07552 Wh03242 T07571 T07573, Reduce Noise
Main highlights- Wide Compatibility: Ryansunoro generator muffler is suitable for various brands of generators, including common types such as Honda EU6500/EU7000IS and Firman H07552 WH03242 T07571 T07573, and is compatible with spark arrestor filters numbered 68 and 88, as well as spark arrestor holes with spacing from 0.96 to 1.3".
- Safely Expelling High-temperature Gases: Generators produce high-temperature harmful gases and even particles during operation. Installing a complete muffler exhaust system can safely and efficiently expel these gases, reducing pollution.
- Premium Materials: The exhaust extension silencer kit is thoughtfully designed, featuring a black anti-corrosion coated exhaust pipe for long-lasting use in humid environments, and a durable extension pipe with a high-quality aluminum U-lock, ensuring your generator runs efficiently at all times.
- Effective Noise Reduction: The small-hole silencer designed for generators minimizes noise by throttling, energy transformation, and frequency shifting.
- Easy to Install: The product packaging includes installation instructions. If you have any issues during installation, please contact us at any time, and we will quickly resolve your installation problems.
9.3Excellent
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7
PAZLAMPAZLAM Generator Exhaust Extension Silencer Kit with Safe Exhaust Design and Muffler for Most Portable Generators like Firman and Hond
Main highlights- 【Superior Compatibility】Compatible with Firman H07552, WH03242, T07571/3, and Honda EU6500is/EU7000is. If you have basic DIY skills, PAZLAM generator exhaust extension silencer kit is compatible with most portable generators on the market
- 【Safe and Secure】The seamlessly molded flexible stainless steel exhaust pipe fits more tightly with the silencer and adapter, ensuring no gas leakage
- 【Quick Installation】The silencer kit includes a detailed installation manual and video, enabling users to set it up easily without professional skills.Note: Before purchasing, please verify that the connector matches the original exhaust outlet of your generator
- 【Exhaust & Noise Reduction】PAZLAM generator exhaust extension silencer kit features a larger sound-absorbing chamber and a high-quality stainless steel exhaust extension pipe. It effectively expels the heat and harmful gases generated by the generator outdoors while significantly reducing exhaust noise
- 【Durable Materials】Generator exhaust extension silencer kit is made of high-quality, durable industrial-grade stainless steel with surface hardening treatment, ensuring long-lasting performance and excellent corrosion resistance. It guarantees reliable operation of your generator in any environment
9.1Excellent
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8
MokemokGenerator Exhaust Extension Kit with Three Adapters, ALL-IN-ONE KIT, Insulated Wall Plate, Compatible with All Portable Generators, Reduces Noise by 55% with Superior Silencing Grille
Why we love it
Five-year warranty for peace of mind.
Universal fit with adaptable components.
Significant noise reduction for quieter operation.
9.0Excellent
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9
HocamelGenerator Exhaust Extension Silencer Kit,with Two Universal Adapters Compatible Most Portable Generators wiht ALL-IN-ONE KIT, Reduces Noise by 60%,Compatible with All Portable Generators
Main highlights- Special Grille for Superior Noise Reduction：Our generator muffler silencer kit now features a specially designed grille that enhances its noise reduction capabilities. Exhaust noise can be reduced by more than 60% without affecting the performance of the generator. This new design makes your generator run quieter, making it more suitable for use in community and home environments
- Simple Installation & User-Friendly Design：Our generator silencer muffler kit is designed for quick and straightforward installation in just 10-15 minutes. Made from high-strength aerospace-grade alloy material, it includes an insulated through-the-wall mounting plate that safely extends the exhaust through walls or obstacles, enhancing ventilation and safety. The simple setup does not require major modifications, making it accessible to both beginners and experienced users.
- Included： 2 Universal Muffler Adapters; 1 Muffler, 1 Wall Mount Plate, 2 U-Clips 1 Hose; 1 Tape; 1 Pair of Gloves; 4 Screws; Ensure flexibility during installation; Makes the installation process smoother
- Enhanced Compatibility：Our upgraded generator exhaust extension kit is designed to fit most makes and models of portable generators. With two universal adapters, it is compatible with nearly all brands, but some minor modifications may be required for an exact fit. For mufflers that don't have perfectly aligned holes or no holes at all, you can easily secure the adapters with the included self-tapping screws. This all-in-one kit also includes fiberglass cloth foil tape for sealing part seams and rubber gloves for safe operation, providing versatility and peace of mind, making it a reliable, risk-free choice.
- Durable Material：Made of alloy and galvanized steel for excellent durability and long-lasting performance. The kit features powder-coated components to resist corrosion and rust, providing reliable functionality even in harsh conditions, reducing the need for frequent replacement and ensuring a solid investment over the long term
8.7Very Good
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10
XUYUZDQ2025Newly Upgraded Generator Exhaust Extension Silencer Kit With Insulated Through-Wall Mounting Plate, Universal Generator Muffler Silencer Kit - Efficient Noise Reduction and Safe Exhaust Design
Main highlights- 【USER-FRIENDLY INSTALLATION】Our generator exhaust extension kit is easy to install and can be installed in about 10 minutes.Use aluminum foil tape to wrap and seal the connection points of the joints and pipes during installation to reduce the backflow of exhaust gas and enhance the airtightness of the exhaust pipe.
- 【UNIVERSAL MUFFLER SILENCER】XUYUZDQ generator exhaust extension kit is designed for most generators, such as Firman, Honda and so on. Flexible pipe can be used to connect generators at different distances. Aluminum tape and pipe clamp provide a tight connection, reducing smoke and exhaust emissions.
- 【SILENCER KIT INCLUDES】1*exhaust muffer, 1*flexible hose, 1*wall-mounted plate, 1*universal muffler adapters, 1*aluminum foil tape, 2*U-shaped clamp, 4*screws. The muffler comes with installation instructions, allowing users to complete the setup without any professional skills.
- 【HIGH-PERFORMANCE GENERATOR MUFFIER】XUYUZDQ upgraded generator muffler silencer kit utilizes the latest acoustic technology and high-density soundproofing materials, achieving a 30% improvement in noise reduction compared to traditional mufflers. Upgraded hose made of stainless steel, which is not easily damaged, stronger and more durable, providing you with a more comfortable using experience.
- 【HIGH QUALITY GENERATOR SILENCER MUFFLER KIT】Constructed from aerospace-grade Stainless steel, galvanized metal pipe. heat-resistant and corrosion-resistant materials ensure durability and reliability under various working conditions.
- 【ECO-FRIENDLY DESIGN】The muffler not only focuses on noise reduction but also meets environmental standards, The built-in material of our silencers also filters exhaust gases, effectively minimizing harmful gas emissions to protect your health and the surrounding environment. Enjoy comfortable indoor air with our generator silencers.
- Note! Verify that our muffler connector matches the original muffler outlet ofthe generator.
8.5Good
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