Asked by: Lyubov Simon
automotive auto parts

How does exhaust pipe size affect sound?

The thickness of the pipe matters: thinner wall = the higher frequencies may get transmitted more THROUGH the pipe's wall and “dirtying” the overall exhaust sound. Double walled exhaust pipe insulates the sound more, preventing transmitting the exhaust sound through the pipe's wall and instead just out the muffler.

Consequently, what does a bigger exhaust pipe do?

The optimal exhaust size is a function of exhaust volume. The greater the exhaust volume, the greater the optimal exhaust size. Exhaust volume increases with engine rpm and fuel delivery. So ideally you'd have a variable sized exhaust pipe that increases in size as rpm and fuel injection quantity increases.

One may also ask, does muffler size affect sound? Answer: A smaller muffler is going to give you a much louder sound than you would normally get with a larger muffler. The larger or longer the muffler, the less sound you will get. The smaller or shorter the muffler, the more sound you will get.

Keeping this in consideration, do bigger exhaust pipes make it louder?

The diameter of the pipe does not amplify, or dampen sound waves. If you run a straight pipe back from the engine its going to carry the same noise level under a 3" pipe as it would a 4" pipe, it won't get louder.

Does the size of the exhaust pipe matter?

Proper exhaust-pipe size is a function of both engine output and displacement. Proper exhaust-pipe size is a function of both engine output and displacement. The higher the engine's output, the larger the pipes should be. Likewise, larger engine displacements call for bigger pipes.

Related Question Answers

Alexia Kofalk


What makes a deep sounding exhaust?

Your car's exhaust has different functions. A deep-sounding exhaust indicates that the engines are performing correctly. The exhaust system is one of the parts that work the hardest. It is composed of a series of pipes that control noise and directs the exhaust fumes away from the car's interior.

Nourddin Caselli


How big should my exhaust be?

The quick and easy way to choose what diameter pipe you will need from the headers to the mufflers is to go back to the old rule of thumb, that for every 100 horsepower, 1” of total pipe diameter is needed across the system. For example, a 500 horsepower engine needs a 2.5" dual exhaust.

Vince Tomaschewski


What kind of pipe can I use for exhaust?

Stainless steel is the most expensive choice. It is also more difficult to bend and weld. There are different grades of stainless steel. 409 and 304 are the most popular grades used in exhaust parts.

Yanet Ruiz Valdepeñas


Do exhaust tips increase sound?

Whether exhaust tips alone can change the sound of a car depends largely on the components used. Going from a 1.5-inch diameter tip to a 4-inch tip can make the exhaust note deeper but far less so than simply buying a new muffler.

Najet Lunardi


Will a bigger exhaust use more fuel?

If you are talking about a muffler or just the end of the exhaust/tailpipe, then the answer is no. If your car is boosted (turbocharger or supercharger) then yes, it could mean more fuel consumption. More power means more fuel consumption. If the engine has other modifications as well, then the effect will be larger.

Sela Sbert


How do I make my exhaust louder?

How to Make My Exhaust Sound Louder
  1. Replace the muffler with one designed to amplify the sound of your vehicle. Glass packs, straight-through exhausts and straight-pipe designs will significantly increase the sound output over a stock muffler.
  2. Add a sound-amplifying exhaust tip.
  3. Increase the size of your exhaust pipes by 1/2-inch to 1-inch in diameter.

Jaskaran Riveros


Does a Catback exhaust add power?

The new exhaust adds two pound-feet of torque and 2.5 horsepower, but only once VTEC kicks in and the engine needs more airflow. That's not a ton, but it's something. It also adds lightness, because the 34 pound difference is considerable.

Macy Klauss


Is 4 inch exhaust too big?

This means that an extremely large exhaust pipe will actually cause SLOWER exhaust flow, and decreased performance. The general rule of thumb for exhaust systems is, as we said 3-3.5in for 250-350whp, above that 4exhaust is the right size, but that's about as big as you want to go, even at the 400whp-500whp level.

Caifen Poupino


What exhaust tips sound the best?

[Top 10] Best Exhaust Tip for Deep Sound
  • GM # 22799815 Exhaust Tip.
  • Black Coated Diesel Truck Bolt On Exhaust Tip.
  • Borla 20248 Exhaust Tip.
  • MBRP T5053 5" O.D. Dual Wall Angled Exhaust Tip.
  • MBRP T5081 4" O.D. Turn Down Exhaust Tip (T304)
  • Flowmaster 15363 Exhaust Tip.

Hovik Elss


What exhaust tips are loudest?

Loud Exhaust Tips
  • DC Sports EX-1012B Black Muffler Tip.
  • MegaBrand N1 4" Burnt Tip Muffler Exhaust 2.5" Inlet Universal.
  • Upower Dual Exhaust Tip 2.5 Inch Inlet 3" Outlet 9.5" Length Stainless 304 Polished 1.2mm Thickness (Single Wall Slant,Rolled Edge)
  • DC Sports EX-1025 Titanium Flare Exhaust Tips.

Mher Erquisaez


How do you change the exhaust sound?

How to Change the Exhaust Sound
  1. Install a different muffler.
  2. Install a resonator.
  3. Install a "straight through" exhaust system.
  4. Install an aftermarket tip.
  5. Install a cross-pipe.
  6. Wrap the muffler and exhaust with an acoustic wrap (or spray with a sound dampening high temperature material).

Valarie Mitun


Does a bigger exhaust tip make it louder diesel?

EXHAUST TIPS. Diesel trucks are known for their sound, especially if they are an older make and model. The bigger the exhaust, typically the louder the sound. No one is going to crawl under your truck to see what type of exhaust you have, but they will easily notice the exhaust tip that releases the roaring sound.

Arnaldo Joludev


Will a bigger muffler be quieter?

Reactive mufflers are included on most vehicles and are much quieter. Changing your muffler to a quieter one might affect your performance, but can make your vehicle quieter. Replace your tail pipes. Larger diameter tailpipes tend to be louder than smaller diameter tailpipes.

Jeramy Alaman


What is the quietest muffler you can buy?

Best Quiet Muffler For The Car
  • 1 #10 Walker 22266 Quiet-Flow Stainless Steel Muffler.
  • 2 #9 Walker 17886 Economy Pro-Fit Muffler.
  • 3 #8 Flowmaster (8425154) Super 10 Series Muffler.
  • 4 #7 MagnaFlow 14832 Exhaust Muffler.
  • 5 #6 Muffler Exhaust 2.5″ Inlet Universal with Removable Silencer (For any cars)
  • 6 #5 Thrush 17649 Welded Muffler.

Nathalia Beren


What's the best sounding muffler for a v8?

The Best Sounding Muffler for v8 Truck Reviews
  1. Dynomax 24250 – Best Sounding Muffler for v8 Truck. Dynomax 24250 Race Bullet Mini Muffler.
  2. Cherry Bomb 87522 Glasspack Muffler. Sale.
  3. Flowmaster 9430452 Super 44 Muffler.
  4. Thrush 17649 Welded Muffler.
  5. Flowmaster 817568 Direct-Fit Exhaust System.

Herculano Luttge


Are Turbo mufflers quiet?

Turbo mufflers occasionally use additional fiberglass packing around the tubes for more sound control. For this reason, a turbo muffler sound can vary widely in volume and tone. But they work great as a “step-up” from a stock muffler and tend to be quieter than a glasspack exhaust or chambered mufflers.

Roque Evelson


Is bigger exhaust pipe louder?

The diameter of the pipe does not amplify, or dampen sound waves. If you run a straight pipe back from the engine its going to carry the same noise level under a 3" pipe as it would a 4" pipe, it won't get louder.

Sergii Galbarro


Can an exhaust be too big?

Yes, it is possible for exhaust piping to be too large. When the pipe diameter increases, the exhaust gas velocity decreases and can be detrimental to engine performance. As you are aware, another drawback of tubing that is too large, is increased noise.