Homemade Quet ATV Muffler

Homemade Quiet ATV Muffler


August 10, 2022

Do your neighbors despise your ATV because of the noise?

Do you get complaints from your neighbors about the sound of your vehicle?

Is it possible to reduce an ATV exhaust sound?

“How To Reduce ATV Exhaust Noise?” is a typical question.

Here’s what I learned about the subject, as well as what I experimented on my own homemade quiet ATV muffler.

There are a variety of ways to muffle the sound of an ATV exhaust, whether you want to do it for any reason.

However, make sure you invest in something substantial, such as stainless steel with a full weld, for long-term use.

What if your ATV’s engine becomes too loud?

Not only will you risk damaging your hearing, but you may also upset your neighbors.

The silencer muffler is my favorite of the group because it’s simple to install and works well.

Finally, pay attention to any indication of a leak (or any other sign of a problem), as well as pressure loss and backpressure buildup.

Homemade Quet ATV Muffler

What Is The Most Effective Way To Get Rid Of ATV Exhaust Noise?

Install a Replacement ATV muffler

A silencer is one of the most effective and simplest methods to muffle an ATV without affecting its performance.

The OEM muffler is equipped with a silencer muffler.

They are filled with baffles and sound-absorbing materials, which work as additional exhausts and effectively reduce noise more than anything else on this list.

The exhaust passes through the OEM exhaust, then through any sound dampeners in the muffler.

Revving mid-range produces a noise 10-15 decibels lower than that of when idling, and 6-8 decibels quieter than when accelerating steadily.

This is advantageous.

The decibel readings are based on the make, model, and year of the ATV.

While these seem to be minor, each 3-decibel increase doubles the intensity of sound and halves the recommended exposure time by half.

With that in mind, a 12 dB reduction equals approximately four times the amount of noise reduction.

There are many different silencer manufacturers on the market, all of whom use the same basic design.

Some models even feature adjustable baffles to fine-tune performance.

They come in a variety of styles and configurations, depending on the type of ATV you have.

If no one particularly fits your bike, there are also standard versions available.

The one that I utilize is produced by The Silent Rider, which has performed well for me thus far.

Remember, just because a silencer muffler worked for your buddy doesn’t imply it’ll work for you.

I’ve noticed a difference in brand and model. Do your homework before picking one.

If you click this link and make a purchase, I get a commission.

Homemade Quet ATV Muffler

How to Install a Spark Arrestor

The spark arrestor, which was originally intended to prevent forest fires, is another attractive alternative.

It’s made up of a steel mesh and is placed in the exhaust pipe to capture any carbon embers produced by the system.

This mesh can also serve as a sound suppressor, with each wave of sound absorbed.

When the sound passes through it, it breaks into smaller and weaker waves.

The presence of a spark arrestor is required for all ATVs in the United States.

The discharge of hot materials from the exhaust is quite probable, especially if you have repacked it.

The risks of forest fires are enormous, and you don’t want to be in charge of such a massive catastrophe.

Most ATVs include a spark arrestor, but if yours doesn’t, you can purchase one for $10.

Some models feature discs that catch sparks, whereas previous versions relied on the centrifugal principle to work.

Unlike, the previous example, you can notice a decrease of about 2-3 decibels, which is not much but nonetheless makes a difference.

The mesh, on the other hand, may restrict the airflow but not enough to have an impact on performance.

It can enhance backpressure and hence performance by muffling the sound.

The dome-shaped spark arrestor, which works better to muffle the noise and improve airflow, is preferable.

After every ride, clean it to keep a constant flow.

Pack the Muffler

If you want to save some money while still maintaining a basic solution, consider packing the muffler.

While this isn’t the greatest solution, it may help reduce the noise and vibrations produced by the ATV in a pinch.

For stuffing, you might consider using soundproofing fabric.

The procedure, however, is determined by the kind of muffler.

Packing is easier if it’s held together with screws and rivets.

To make a silent muffler, fill the empty areas or replace the existing ones with newer stuffing.

It isn’t worth dismantling everything when welding because.

The disadvantage of this approach is limited airflow, which might result in a hot engine.

Steel Wool

Steel wool is another common choice; while it may seem to do the job, it is always a fire hazard since it isn’t built to resist or withstand heat effectively.

They operate until they reach a temperature hot enough for them to shatter, at which point they are ejected from the muffler.

Not only do you risk starting a fire, but the stuffing within can also catch fire as a result of the heat.

Oil and other substances are used to wet the steel wool, speeding up the rusting process.

Over time, they even lose their dampening abilities.

Fiberglass Matting

Fiberglass is a superior replacement for steel wool.

It can better withstand heat than its counterpart and last longer, making it the more budget-friendly of the two options.

Because they are resistant to heat, there is no danger of hot burning debris escaping the muffler.

If money is not a concern, you can use sound-dampening fiberglass mats instead of traditional fiberglass packing.


ATVs can be heard from a long distance, and they are not allowed on the roadways or on specific trails.

Even without getting into the legality side of things, it’s clear that it’s not good for the environment.

Many trail closures and ATV parks have been forced to close because of noisy quads.

There are several methods to reduce exhaust noise from an ATV.

The best, in my opinion, is the silencer. If you don’t want to try any of these, a quiet ATV would be fine.

Unless you’re racing and need more power, don’t tamper with anything.

If none of the above techniques work, there’s a chance that your engine is defective.

The ATV, like an automobile, also requires regular maintenance and oil changes as described in the handbook.


Jeffrey Bryce is an experienced motorcycle rider with years of experience caring for motorcycles. His natural fondness for motorcycles have made him come up with LetsGoForARide.com, which is dedicated to answering and teaching you how to care for your bike with the care it requires. LetsGoForARide is the one of his important lifework in reaching out to communities of motorcycle enthusiasts on how to take care of their bike and choosing the correct spare part.