Top 7 Loudest Mufflers on the Market Today

Loud mufflers are a type of vehicle exhaust system that is designed to make a loud, booming noise. This is done by adding a perforated pipe to the exhaust system that amplifies the engine’s sound. Loud mufflers are popular among car and motorcycle enthusiasts who want to show off their powerful engines.

However, they can be extremely loud and annoying to others, which is why many cities have laws against them. If you’re considering installing a loud muffler on your vehicle, make sure you understand the local laws first.

While loud mufflers are not legal in most states, most people fancy them. In this guide, I will be looking at some of the loudest mufflers you can get on the market today.

1.Flowmaster Outlaw

Looking for an aggressive, deep sound for your muscle car or truck? Look no further than the Flowmaster Outlaw series.

This muffler is specifically designed to give your ride a mean, powerful rumble that will turn heads when you hit the gas.

Best of all, they’re available in a variety of sizes and configurations to fit just about any vehicle. So whether you’re looking for a single chamber or dual chamber muffler, the Outlaw series has you covered.

If you really want to make a statement, go with the Flowmaster Outlaw Extreme. This bad boy is designed for maximum sound and performance, and it definitely delivers.

If you’re looking for something a little more subdued, the Flowmaster Outlaw II is a great choice. It’s still got that deep, aggressive sound, but it’s not quite as loud as the Extreme.

No matter which Flowmaster Outlaw muffler you choose, you will surely be happy with the results. So if you’re looking for an easy way to give your car or truck a whole new sound, pick up a Flowmaster Outlaw muffler today. Your ride will thank you.

Flowmaster Outlaw Muffler
Muffler Type Straight-thro Muffler
Application  Racing
Cost $100
Installation $70-$100
Sound Gain Extremely Loud
Legal? No

Sound Gain

One of the main selling points for the Outlaw is that it gives you a much louder and more aggressive sound. If you’re looking for a way to make your car sound meaner, this is definitely the muffler for you.


The Outlaw also provides a significant performance boost over stock mufflers. It’s been dyno-tested and shown to increase horsepower and torque so that you can expect better acceleration and overall performance from your vehicle.


Flowmaster uses high-quality materials and construction techniques to ensure that their products will last. The Outlaw is no exception, and it’s backed by a lifetime warranty.


Installing the Outlaw is a fairly straightforward process, but it’s always best to consult your car’s owner’s manual or a professional mechanic before undertaking any modifications.


The Outlaw muffler is one of the more expensive options on the market, but it’s definitely worth the price tag.

2. Flowmaster Super 10

The Flowmaster Super 10 is a high-performance muffler designed to offer an aggressive sound. This muffler is made from stainless steel and features a 10-inch body with 3-inch inlets and outlets.

The Flowmaster Super 10 also features a perforated core, louvered tubes, and acoustical packing material to help reduce noise. This muffler is backed by Flowmaster’s limited lifetime warranty.

Flowmaster Super 10
Muffler Type Chambered Muffler
Sound Gain Extremely Loud
Cost $65-$80
Use Racing
Installation Cost $70-$100
Legal or illegal? Illegal
  • It has a 2.5-inch inlet and outlet
  • It is made of 16-gauge aluminized steel for durability
  • It has a black powder-coated finish for a sleek look
  • It comes with a limited lifetime warranty

If you are looking for an exhaust system that will give your vehicle a deep, powerful sound, then the Flowmaster Super 10 is the perfect choice for you. This muffler is designed to deliver an aggressive sound that will turn heads whenever you hit the road.

In addition to its great sound, the Super 10 also offers superior performance thanks to its 16-gauge aluminized steel construction and 2.5-inch inlet and outlet. Plus, it comes with a black powder-coated finish for a sleek, stylish look.

3. Hooker Aero Chamber Muffler

If you are looking for a way to improve the performance of your car, then you may want to consider investing in a Hooker Aero Chamber muffler.

This muffler is designed to provide your car with better airflow, leading to improved performance.

Type Chambered Muffler
Sound Type Deep throaty sound
Application Street legal
Price $96
Installation cost $70-$100
Legal? Yes

In addition, the Aero Chamber muffler also provides your car with a more aggressive sound, which can make it more fun to drive.

Hooker offers a few different options when it comes to their Aero Chamber mufflers. You can choose from either a single or dual outlet model, depending on your needs.

They also offer both stainless steel and aluminized steel construction, so you can choose the material that best suits your vehicle.

4. Flowmaster 50 Series Big Block Muffler

If you’re looking for an aggressive sound, then you’ll want to check out the Flowmaster 50 Series Big Block Muffler. This muffler is designed for big block engines, and it delivers a deep, powerful sound that will turn heads wherever you go.

It’s also got a rugged construction that can stand up to anything the road throws your way. So, if you’re looking for an awesome-sounding muffler that can handle whatever you throw at it, then the Flowmaster 50 Series Big Block Muffler is the perfect choice for you.

Key features

  • Fully welded 16 gauge aluminized steel construction
  • Specially designed for big block engines
  • Provides a deep, aggressive sound
  • Lifetime limited warranty
  • Made in the USA

5. Flowmaster Super 40

If you’re looking for an exhaust system that will give your car or truck a deep, aggressive sound, then you should definitely check out the Flowmaster Super 40. This system is designed to produce a loud, booming exhaust note that is sure to turn heads whenever you hit the gas. And thanks to its high-flow design, the Super 40 also provides an impressive boost in power and performance.

In terms of sheer power, the Super 40 really delivers. It’s been engineered to provide a significant increase in airflow, which means more horsepower and torque for your vehicle. And if you’re worried about fuel economy, don’t be – the Super 40 actually helps improve gas mileage by up to 5%.

In terms of sound, the Super 40 is definitely on the louder side. But it’s not obnoxiously loud – it just has a deep, throaty sound that really sets it apart from the competition.

And if you’re worried about being too loud, Flowmaster offers an optional Quiet Tone insert (sold separately) that can be installed for a more mellow sound.

Overall, the Flowmaster Super 40 is an excellent choice for anyone looking for an aftermarket exhaust system that delivers both power and sound. It’s well-built, sounds great, and is reasonably priced. If you’re looking for the perfect balance of power and comfort, the Super 40 is definitely worth considering.

6. Flowmaster Super 44

If you’re looking for an exhaust that will really turn heads, then look no further than the Flowmaster Super 44.

This bad boy delivers an impressive sound that is sure to get attention, and it’s also one of the most popular mufflers on the market. If you want a deep, throaty rumble from your exhaust, the Super 44 is the way to go.

Type Chambered Muffler
Sound Deep, aggressive sound exhaust note that’s loud
Is It Legal? Partially
Application Street
Cost $80-$90
Installation $70-$100

 This muffler is designed for cars, trucks, and SUVs with single or dual exhaust systems, and it’s available in a variety of different sizes to fit just about any vehicle.

It’s made from high-quality materials for durability and long-lasting performance, and it comes with a limited lifetime warranty. When it comes to choosing an exhaust system, the Flowmaster Super 44 is a great choice.

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