How To Replace A Muffler (Can You Repair It Yourself?) - Soundproof Geek (2024)

Curious as to why and how to replace a muffler? You may want to change your muffler to get more sound or you may want to change it to make it quieter. Replacing a muffler is essential to get the most from your vehicle.

Is your muffler rusted or noisy? Do you want to replace your stock muffler with a performance muffler for more fuel economy and power? Replace it with our top picks in the market EVIL ENERGY and DC Sports EX-1013

How Much Does It Cost To Replace A Muffler?

There are many factors that affect the cost of replacing a muffler. One needs to decide whether they will replace it themselves or get it replaced by an external source. Some factors that will determine the overall cost of replacement of a muffler are:

  • Make, year and model of your vehicle
  • If you replace it yourself, use an independent shop or go to a dealership (which is the most expensive option)
  • If you use generic aftermarket parts or an OEM muffler, which is relatively more expensive
  • Charges of auto mechanic labor

The average cost of a muffler repair is approximately $160 to $240. If you do it yourself, you will be saving on the labour cost. Below are the average rates for different components:

Component Cost Range

Muffler $60 to $120

Hangers, gaskets, silencers $20

Labor $80 to $100

Total $160 to $240

Additionally to save cost, you could also purchase a muffler and other parts for less than what a repair shop would charge. Garages mark up the parts that they install. Replacing the muffler yourself will definitely cut down on cost.

How To Replace A Muffler

Automotive technicians replace mufflers frequently and it’s easy to notice when one needs to be replaced. When driving, you’ll hear loud noises or rattling coming from the bottom of your vehicle.

You can get the muffler replaced with a quiet muffler at a muffler shop by a technician or do it yourself. It may seem daunting to do it yourself, however it is fairly simple and can save you some money.

The Materials Needed To Replace It Yourself

  • Hydraulic floor jack
  • Jack stands
  • Silicone spray lubricant
  • Wheel chocks
  • Muffler
  • Pry bar
  • Ratchet w/sockets

Simple Steps To Replace The Muffler Yourself

Step 1

Park your vehicle on a flat, leveled and hard surface.

Step 2

Carefully place the wheel chocks around the tires that are in front.

Step 3

Using the floor jack,lift the vehicle . Using the factory lifting points, lift the rear of the vehicle one side at a time. The vehicle should be lifted high enough so that you can get underneath it easily.

Step 4

Place the jack stands under the factory lifting points and carefully lower the vehicle onto them.

Step 5

Lubricate the muffler hardware using silicone lubricant on the muffler mounting bolts and on the muffler rubber hanger. Ensure to spray a liberal amount.

Step 6

Next, remove the muffler mounting bolts. Using the appropriate socket and ratchet, remove the bolts that connect the muffler to the exhaust pipe.

Step 7

Remove the muffler from its rubber hanger, ensure you pull on it lightly. If the muffler doesn’t easily come off, use the pry bar to remove the muffler from the hanger.

Step 8

Install your new muffler by placing the muffler mounting arm into the rubber hanger.

Step 9

Position the muffler by ensuring the mounting holes are aligned with the exhaust pipe.

Step 10

Attach the muffler to the mounting bolts of the exhaust pipe. Install the bolts by hand and tighten them until they are properly fit.

Step 11

Take the weight off the jack stands by lifting the vehicle . Using the floor jack, lift the vehicle high enough so that you are able to remove the jack stands.

Step 12

Remove the jackstands and finally, carefully lower the vehicle to the ground.

Step 13

Test your installation. Start your vehicle and listen for any different noises. If there are no noises and the exhaust is at the volume level you desire, congratulations! You have successfully replaced your muffler by yourself!

How Hard Is It To Replace A Muffler?

You can take your vehicle to a muffler shop for a replacement, but installing a new muffler yourself is quite easy and cost-effective. By following a few straightforward steps, the replacement will be done in no time! To replace a muffler yourself, you will only require the following material for a successful replacement:

  • Hydraulic floor jack
  • Jack stands
  • Silicone spray lubricant
  • Wheel chocks
  • Muffler
  • Pry bar
  • Ratchet w/sockets

Final Thoughts About How To Replace A Muffler

The muffler on the vehicle is designed to muffle the exhaust. When an engine runs without an exhaust or muffler, it can produce very loud unpleasant sounds.

Mufflers are installed at the exit of the exhaust to make the sound of the vehicle quieter. There are two main reasons why one needs to replace their mufflers.

To make the exhaust louder: Many enthusiasts change their muffler to increase the sound of their exhaust. High performance mufflers are designed to allow for better flow from the exhaust. They have internal chambers that internally deflect the exhaust, causing more noise.

To make the vehicle quieter: Some drivers will simply need to replace their muffler to fix a pending problem. It is common for many parts of the exhaust to rust and wear out over a period of time. This causes exhausts to leak from these holes, which in turn causes loud and strange noises. If this occurs, the muffler will need to be replaced with a new one.

You can take your vehicle to a technician to get it replaced, this however will cost you more. Replacing a muffler yourself is relatively simple and will save you the labour cost.

Our top pick for replacing the muffler yourself are EVIL ENERGY and the runner up is DC Sports EX-1013 . Another muffler that is worth investing in for your replacement project is MagnaFlow 10416.

How To Replace A Muffler (Can You Repair It Yourself?) - Soundproof Geek (1)

Dave Pearson

Dave Pearson is a Canadian musician, sound editor, and audiophile. He is also the founder and owner of the website SoundProofGeek. On SoundProofGeek, Pearson offers advice and resources on audio equipment, including how to assess and improve audio quality, how to troubleshoot and repair audio equipment, and how to improve the music listening experience.

Table of Contents

How To Replace A Muffler (Can You Repair It Yourself?) - Soundproof Geek (2024)

FAQs

Can you replace your muffler yourself? ›

You can take your car to a muffler shop for a replacement, but installing a new muffler yourself is fairly easily and cost-efficient. To complete your muffler installation, you'll need a jack to lift up your car, a wrench, different sized ratchets, lubricant, and possibly a hacksaw.

Can you repair a muffler? ›

Sometimes, a broken muffler can be fixed. If, however, there's excessive rust or breaks in the muffler or exhaust pipe, it may be better to replace these parts of the exhaust system. Either way, it's a pretty easy task that requires a few supplies and tools: Vehicle Jack.

How do you fix a muffler that fell off quickly? ›

Fix it temporarily

You can use a clamp to attach the muffler to the exhaust pipe. If the muffler is not corroded enough and has still fallen off, you can just try to place it back using a strong mechanical adhesive.

Can I replace my muffler with a straight pipe? ›

Any vehicle can be straight piped. Any vehicle can have its muffler deleted- if it has one.

Do mufflers have to be welded on? ›

This old adage holds true when it comes to muffler installation. Two common installation methods are used for attaching a new muffler to a vehicle. The part may be bolted or welded in place. Either method works well, but which method is better?

Does JB Weld muffler seal work? ›

Works well, clean the parts before using! Works well even with some heat. Used to patch holes on my exhaust.

Does muffler putty work? ›

Works but some applications don't last long. For temp fix only on most holes or leaks. Otherwise multiple applications will be needed.

Can I change the exhaust myself? ›

Equipped with the correct tools, you can definitely install an exhaust system yourself. When considering a DIY exhaust system installation keep in mind that: Having the correct tools is essential. You can save a lot on labor costs.

Can you fix a muffler with duct tape? ›

When it gets hot, duct tape melts and becomes flammable. It's definitely not a good idea to repair your muffler of exhausts with this type of material.

How long does it take to replace a muffler? ›

The simplest muffler replacement takes 30-60 minutes depending on your vehicle. Allow another hour or two if the mid-pipe or downpipe also needs service. These pipes can be difficult to reach, and may need to be replaced along with your muffler.

What is the best putty for exhaust? ›

SPECIALLY FORMULATED TO FILL SMALL HOLES AND CRACKS IN EXHAUST SYSTEMS.

What to do with broken muffler? ›

If the muffler itself is broken, it cannot be fixed and should be replaced.

Is it okay to drive if your muffler fell off? ›

If it falls off on a busy road or highway, it is better to call authorities to remove safety for you. Although the muffler can cool off quickly, it can still be very hot for the first several minutes.

Can you change your exhaust by yourself? ›

Equipped with the correct tools, you can definitely install an exhaust system yourself. When considering a DIY exhaust system installation keep in mind that: Having the correct tools is essential. You can save a lot on labor costs.

Can I just remove my muffler? ›

Most modern vehicles come pre-equipped with a muffler, but it isn't a necessary part of the exhaust system. In most places, you can legally delete the muffler. Deleting the muffler won't increase emissions, which means muffler-less vehicles don't violate emission standards.

Does removing your muffler hurt your engine? ›

A muffler delete could potentially do more harm than good. You won't damage your engine without a muffler, but if you don't know what you're cutting or removing you could damage internals or other important components.

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