YAMAKATO 5-9KW Generator Muffler Silencer for Champion Duromax Firman Jiangdong etc.

Price: $54.99
(as of Feb 08, 2026 13:22:46 UTC – Details)

From the brand

Quality Parts for Outdoor Life

Since the 1990s, we’ve specialized in small engine parts, bringing reliable, high-quality parts directly to you on Amazon today.

YAMAKATO delivers top-quality parts at affordable prices. With years of expertise across various small engine brands and models, we’re now excited to sell directly to you — the end user.

Shop Parts in YAMAKATO

What’s our quality standard?

We source parts directly from trusted suppliers of small engine manufacturers. If a part doesn’t meet OEM quality, we clearly label it as “aftermarket” in the product title.

What’s the return policy?

All YAMAKATO products follow Amazon’s 30-day return policy. Shop with confidence.

Why do we love what we do?

We’re passionate about machines. Whether it’s repairing, upgrading, or finding the perfect part, nothing beats the satisfaction of keeping your engine running smoothly. We take pride in helping you get the job done.

The muffler has a 9 cm tube in length and is not compatible with mufflers that have a 10, 11 cm or bent 11cm 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 CHAMPION generator 6500/7800 CSA40017
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.
Comes in a Muffer with a mounting gasket and nuts.