Best Exhaust for 4Runner: Top 10 Products or Services

You’ve come to the right place if you want to improve your 4Runner’s exhaust system. Your car’s performance and acoustics can benefit from a new exhaust system. With so many choices on the market, picking the best exhaust system can be a challenge. We have developed a list of the top 4Runner exhaust systems to help you make a well-informed purchase.

Borla 140332 Cat-Back Exhaust System

Among the many exhaust systems available, the Borla 140332 Cat-Back Exhaust System is a favorite among auto enthusiasts. This exhaust system was created to enhance performance, deliver a more assertive tone, and decrease back pressure to boost mileage.

The Borla 140332 stands out thanks in large part to its sturdy build. This exhaust system’s 304 stainless steel construction makes it resistant to the high heat and pressures associated with high-performance driving as well as corrosion.

Increase exhaust flow and decrease back pressure with the Borla 140332 Cat-Back Exhaust System’s straight-through muffler design. The enhanced breathing afforded by this greater flow can boost engine performance.

The Borla 140332 Cat-Back Exhaust System is a great option for anyone hoping to enhance their car’s efficiency and sound. Although it is more costly than some other exhaust systems on the market, dedicated auto fans will find that the product’s high-quality craftsmanship and outstanding performance more than justify the additional cost.

MagnaFlow 15267 Performance Exhaust System

Trucks and SUVs can benefit from the MagnaFlow 15267 Performance Exhaust System. The stainless steel construction and mandrel-bent tubing enhance the exhaust’s efficiency. The system also features a muffler that is tuned to complement the engine’s sound without adding excessive volume.

Many reviews state that the MagnaFlow 15267 Performance Exhaust System is a worthwhile investment for any pickup or SUV. It’s simple to set up and yields considerable gains in acceleration and torque. Many drivers of pickup trucks and sport utility vehicles find the system’s deep, rumbling tone to be an appealing feature.

The MagnaFlow 15267 Performance Exhaust System is an excellent option for improving both the performance and sound of your car. In terms of quality, durability, and performance improvement, the investment is definitely worth it, but it is more expensive than comparable exhaust systems on the market.

Gibson Exhaust 618812 Stainless Steel Cat-Back Exhaust System

In order to maximize your vehicle’s potential, you should install the Gibson Exhaust 618812 Stainless Steel Cat-Back Exhaust System. This exhaust system’s stainless steel construction ensures it will last and won’t rust. It has mandrel-bent tubing, which is internally polished for optimal fluid dynamics.

A Superflow muffler is installed in the exhaust system to produce a low, throaty rumble without excessive noise. The muffler’s straight-through construction allows for the most efficient possible exhaust flow and little back pressure.

This complete exhaust system is designed to connect directly to your vehicle’s existing exhaust system. Gibson also provides a limited lifetime guarantee at no extra cost to their clients.

In conclusion, the Gibson Exhaust 618812 Stainless Steel Cat-Back Exhaust System is an excellent and long-lasting device that may boost your car’s efficiency, sound, and visual appeal.

Flowmaster 817568 American Thunder Cat-Back Exhaust System

The Ford Mustang, Dodge Challenger, and Chevrolet Camaro all benefit from the installation of the top-rated Flowmaster 817568 American Thunder Cat-Back Exhaust System. An aggressive exhaust note, better exhaust flow, and extra power and torque are all goals of this system’s design.

Customers who have already purchased and installed this exhaust system have raved about its sturdy build and powerful rumble. The volume is higher than predicted, yet many people found the experience rewarding nevertheless. Some clients have complained that the procedure of installation is difficult and calls for some expertise as well as the use of specific equipment. However, the vast majority of buyers were satisfied with the experience overall and would suggest the product to other buyers.

The Flowmaster 817568 American Thunder Cat-Back Exhaust System is a fantastic choice if you want to equip your American muscle car with a powerful and aggressive exhaust system. However, you should be aware that the installation process can call for some expert assistance or specific equipment.

Invidia HS09SSTG3S Q300 Stainless Steel Cat-Back Exhaust System

You may improve your car’s sound and performance with the Invidia HS09SSTG3S Q300 Stainless Steel Cat-Back Exhaust System. The stainless steel construction of this aftermarket exhaust system ensures that it will last and won’t rust.

The system’s straight-through design maximizes airflow, leading to power and torque increases. In addition, the exhaust has been tuned to provide a deeper, more aggressive sound, making it a hit with petrolheads.

The Invidia HS09SSTG3S Q300 Stainless Steel Cat-Back Exhaust System is a complete system that comes with everything you need for a quick and easy installation. Check the manufacturer’s website for details, but generally speaking, the device works with a wide variety of common car models.

The Invidia HS09SSTG3S Q300 Stainless Steel Cat-Back Exhaust System is a top pick for any driver who wants to improve their car’s output and tone. It is built to last, has more power and torque, and sounds mean without compromising on maneuverability.

AFE Power 49-46020-B Performance Exhaust System

The purpose of this exhaust system is to improve the sound quality and performance of your car. The kit is mandrel-bent for optimal airflow and constructed from high-quality stainless steel.

Reviews from users indicate that setting up the system is simple and can be done in under an hour. The technology produces a low rumble at cruising speed and a forceful growl while accelerating.

Some customers even claimed to have seen boosts in performance of up to 20 hp and 30 lb-ft. Some users complained that the improvements in performance were not as noticeable as they had hoped.

The AFE Power 49-46020-B Performance Exhaust System appears to be a good buy for individuals seeking to enhance the sound and performance of their car. You should do your homework to make sure this upgrade is suitable for your car and driving habits before making it, though.

JBA Exhaust 3165S-2 Stainless Steel Cat-Back Exhaust System

If you’re looking to upgrade your car’s exhaust system, go no further than the JBA Exhaust 3165S-2 Stainless Steel Cat-Back Exhaust System. The sound is really hostile without being overbearing inside the vehicle. It makes a low, throaty sound that commands attention. High-quality stainless steel was used to construct the exhaust system, making it very resistant to rust and corrosion over time.

The setup is simple, and it can be done in within an hour using only common household items. Not only does the exhaust sound great, but it also significantly improves the vehicle’s performance by raising both horsepower and torque. The exhaust system is likewise stylish, as it is made to appear good from below the vehicle.

The JBA Exhaust 3165S-2 Stainless Steel Cat-Back Exhaust System, in general, is a great option if you want to improve the sound and performance of your vehicle. It’s well-built, straightforward to set up, and adds an aggressive tone without detracting from the comfort of the ride.

dB Performance Exhaust by Corsa 24451 Sport Cat-Back Exhaust System

The dB Performance Exhaust by Corsa 24451 Sport Cat-Back Exhaust System is an aftermarket exhaust system made to improve your vehicle’s sound and performance. For longevity and dependability, the exhaust system is crafted from premium stainless steel. Power, torque, and fuel economy are all enhanced thanks to the straight-through architecture that allows for unrestricted exhaust flow and minimizes backpressure.

The exhaust system is simple to set up and includes with all the components and directions needed. It also has a resonated pipe that lessens interior drone and a Sport muffler that emits a low, forceful tone without being overly loud.

Customers who upgraded their exhaust systems with the dB Performance Exhaust by Corsa 24451 Sport Cat-Back Exhaust System saw significant gains in both power and sound quality. Users are raving about the system’s improved fuel efficiency, simple installation process, and high-quality workmanship.

On the other hand, several customers have noted that the exhaust system is louder than they had anticipated, and that it may even drone at higher RPMs. If you’re looking for a high-quality, long-lasting exhaust system, look no further than the dB Performance Exhaust by Corsa 24451 Sport Cat-Back Exhaust System.

TRD Performance Exhaust System

Toyota automobiles are compatible with the high-performance TRD Performance Exhaust System. It’s constructed from top-notch stainless steel, so it sounds meaner while also boosting power and efficiency.

The TRD Performance Exhaust System is made to directly replace the stock exhaust system, so swapping it out is a breeze. It’s meant to be a simple bolt-on replacement that can be installed without any special tools or welding, and it includes with everything you need.

The TRD Performance Exhaust System is a fantastic upgrade for any Toyota. It’s a favorite among speed demons since it boosts the engine’s output, reduces fuel consumption, and makes an aggressive noise.

MBRP S5338409 Cat-Back Exhaust System

The majority of reviewers agree that this exhaust system is an excellent way to improve the performance and aesthetics of their car. According to customers, the provided instructions and hardware make installation a breeze.

T304 stainless steel and other high-quality components make for an exhaust system that will last a long time and won’t corrode. The quality of the fit and finish is well appreciated by the users due to the precision manufacture.

The system is praised for producing an audibly powerful and forceful exhaust tone, which is appreciated by car enthusiasts. Depending on the intended use and individual preferences, however, some purchasers may find it annoyingly loud or repetitive.

The MBRP S5338409 Cat-Back Exhaust System improves your vehicle’s performance, sound, and aesthetics for a reasonable price.

In conclusion, it can be difficult to select an exhaust system for your 4Runner, but hopefully this list has helped you narrow down your options. These exhaust systems are simple to install, provide a noticeable performance boost, and provide pleasant exhaust notes. Pick an exhaust system that fits your needs, preferences, and budget.

How to Find the Perfect Toyota 4Runner Exhaust System

The Toyota 4Runner is a well-liked and long-lasting sport utility vehicle (SUV) praised for its superior off-road performance, smooth ride, and dependability. Many 4Runner drivers, however, aren’t happy with the sound or performance of their factory exhaust and would rather spend the money on a high-performance exhaust system. The market is flooded with exhaust systems, making it difficult to pick the ideal one for your 4Runner. This article will help you choose the ideal exhaust for your 4Runner by outlining the many options, their features and benefits, and the considerations you should make before making a final decision.

Different Exhaust Systems

Learning about the many exhaust systems available is the first step in picking the right one for your 4Runner. Exhaust systems often fall into one of three categories:

A cat-back exhaust system is a replacement for the exhaust system beginning with the catalytic converter and proceeding backwards. This type of exhaust system is widely used by 4Runner drivers who wish to increase their vehicle’s performance without compromising on emissions or damaging their engine. Backpressure is decreased and exhaust flow is increased thanks to the cat-back exhaust system’s typically larger muffler, resonator, and pipes. This leads to an increase in engine performance and fuel efficiency as well as a deeper, more aggressive exhaust tone.

Axle-back exhaust systems are designed to replace the stock exhaust system behind the vehicle’s rear axle. This exhaust setup is analogous to a cat-back exhaust, but it does not involve installing a brand-new catalytic converter. Those who drive a 4Runner and covet a more aggressive exhaust tone and enhanced engine performance without wanting to tinker with the emissions or spend too much money will appreciate this product.

The header-back exhaust system is a total replacement for the stock exhaust, from the catalytic converter back. The goal of this type of exhaust system is to improve performance as much as possible by letting the engine breathe better and releasing all of its latent power. Header-back exhaust systems are the most powerful and efficient, but they are also the most expensive, difficult to install, and possibly illegal in some areas due to pollution rules.

Advantages and Disadvantages of Various Exhaust Systems

You should consider the characteristics and benefits of each exhaust system type before making a final decision. Let’s compare and contrast a few varieties of exhaust systems and the characteristics and advantages they offer:

Advantages of a Cat-Back Exhaust System:

Exhaust gases can move more freely thanks to the cat-back exhaust system’s larger and more open muffler.
A deeper, more aggressive exhaust tone is produced by a cat-back exhaust system, which also improves the vehicle’s performance.
Increased power and torque are the results of a cat-back exhaust system’s decreased backpressure and greater exhaust flow.
Cat-back exhaust systems are simple to install and don’t necessitate any major structural changes to the car.

Key Characteristics of an Axle-Back Exhaust System:

Without affecting emissions or engine performance, an axle-back exhaust system provides a more assertive and deeper exhaust tone than the factory system.
Axle-back exhaust systems are simple to install and don’t necessitate any major structural changes to the car.
Axle-back exhaust systems are a more wallet-friendly option for 4Runner owners looking to upgrade their exhaust system than cat-back or header-back exhaust systems.

Exhaust System with a Header-Back Design:

The vehicle’s potential is realized to its fullest extent by installing a header-back exhaust system, which frees up airflow and decreases backpressure for the engine.
Depending on your desired sound, performance, or emissions standards, a header-back exhaust system can be tailored to meet your demands.
A header-back exhaust system is built to last, typically using high-quality components that are resistant to high temperatures and rough terrain.
How to Determine Which 4Runner Exhaust Is Right for You

There are a number of aspects to think about before settling on an exhaust system for your 4Runner. Consider these aspects while shopping for an exhaust system to ensure a good fit between your vehicle and your driving needs:

In addition to influencing your driving experience, your neighbors’ quality of life, and possibly even municipal regulations, an exhaust system’s volume is another significant consideration. Select an exhaust system that resonates with your personal taste in sound without being overbearing.

Your vehicle’s horsepower, torque, and gas mileage can all be affected by its performance, so it’s crucial to think about it. Selecting an exhaust system that does not compromise emissions or cause engine damage is a top priority.

Durability, resistance to corrosion and rust, and tolerance of high temperatures are all factors that depend on the materials used in an exhaust system. Stainless steel, titanium, or aluminized steel are all excellent options for the construction of an exhaust system.

Reputation of Manufacturer When looking for the best exhaust for your 4Runner, you should take into account the reputation of the manufacturer as well as customer feedback. Choose an exhaust system from a well-established company with a history of making durable and effective models.

Your choice of exhaust system may also be influenced by how simple and inexpensive it is to install. Pick an exhaust system that can be put in without much in the way of extra work or money.


Ultimately, your driving needs and tastes will determine what kind of exhaust is ideal for your 4Runner. However, you can make an educated selection and select an exhaust system that enhances your vehicle’s sound, performance, and durability if you learn about the various exhaust system types, their features and benefits, and the crucial variables to consider. It’s important to find an exhaust system—cat-back, axle-back, or header-back—that not only fits your needs but also satisfies your love of driving.


When compared to stock, how much better is an aftermarket 4Runner exhaust?

A 4Runner’s performance can benefit from an aftermarket exhaust system, which can also improve the vehicle’s sound and aesthetics by increasing airflow and decreasing backpressure.

Can you recommend an exhaust system for my 4Runner?

Your 4Runner’s exhaust system selection is goal-dependent. A cat-back or axle-back system can give your vehicle a more threatening tone and boost its performance. A complete exhaust system may be the best option if you want to reduce fuel consumption.

What kind of exhaust system material should I get for my 4Runner?

Stainless steel, aluminized steel, and titanium are the usual suspects when it comes to an aftermarket exhaust. Because it strikes a good mix between quality, durability, and cost, stainless steel is frequently the material of choice.

How much does a typical 4Runner aftermarket exhaust system cost to install?

There is a wide disparity in how much it costs to have an aftermarket exhaust system installed on a 4Runner, from $500 to $2,000.

What happens to the 4Runner’s warranty if I install a new exhaust system?

Depending on Toyota’s standards, putting a new exhaust system on your 4Runner may void the warranty. Before making any adjustments, you should read the guarantee carefully.

I just put an aftermarket exhaust on my 4Runner; does it need to be retuned?

Your 4Runner may need re-tuning after you install a new exhaust system. A tune can optimize the fuel-to-air ratio your engine now runs on, thanks to the increased airflow.

When I put an aftermarket exhaust system on my 4Runner, how loud will it be?

The exhaust system you select for your 4Runner will determine how loud it is. Most exhaust systems will only be somewhat audible, well within the limits set by municipal ordinances. Some systems, though, can have a more combative tone.

How do I care for the exhaust system that I put on my 4Runner?

You should frequently clean and polish your 4Runner’s aftermarket exhaust system to keep it in good shape. Inspect for rust and wear, then replace any necessary components.

Will my 4Runner’s gas mileage change if I put an aftermarket exhaust on it?

The design of your 4Runner’s aftermarket exhaust system will determine whether or not it improves gas mileage. Backpressure is reduced and airflow is made more efficient by many of these technologies.

Is it a good idea for my 4Runner to have a high-flow catalytic converter installed?

It is true that a high-flow catalytic converter can lower backpressure and increase 4Runner performance metrics like horsepower and torque. It can also have a positive effect on your car’s gas mileage.