Best Exhaust Cat-Back Systems of 2025

Robert Reyes Avatar
Robert Reyes
Last Updated: Jan 6, 2025

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Exhaust Cat-Back Systems are a popular upgrade for car enthusiasts looking to improve the performance and sound of their vehicle. These systems replace the factory exhaust from the catalytic converter back to the rear of the car, allowing for better flow and reduced back pressure. This results in increased horsepower and torque, as well as a deeper and more aggressive exhaust note. Cat-Back Systems are available in a variety of materials, such as stainless steel or titanium, and can be customized with different muffler types and tip styles to fit the owner's desired look and sound.

At a Glance: Our Top Picks

Flowmaster 817689 Outlaw Stainless Steel Cat-Back Exhaust System Cover #TOP 1
Flowmaster 817689 Outlaw Stainless Steel Cat-Back Exhaust System
ftb score rating icon 9.9
MBRP S5236AL Exhaust System Cover #TOP 2
MBRP S5236AL Exhaust System
ftb score rating icon 9.8
Borla Cat-Back Exhaust for Jeep Grand Cherokee Cover #TOP 3
Borla Cat-Back Exhaust for Jeep Grand Cherokee
ftb score rating icon 9.6

Top 10 Exhaust Cat-Back Systems

#TOP 1

Flowmaster 817689 Outlaw Stainless Steel Cat-Back Exhaust System

817689
Black
No Size
Flowmaster 817689 Outlaw Stainless Steel Cat-Back Exhaust System Cover
Flowmaster 817689 Outlaw Cat-back Exhaust System

Upgrade your vehicle's exhaust system with Flowmaster 817689 Outlaw Stainless Steel Cat-Back Exhaust System. Made of durable stainless steel, this exhaust system guarantees long-lasting performance. It produces a super aggressive sound that will make your ride stand out. The black and ceramic tips enhance the look of your vehicle, making it look sleek and stylish. This cat-back system is suitable for those who want to improve their vehicle's performance and appearance.

What We Like
Durable stainless steel construction
Super aggressive sound
Stylish black and ceramic tips

MBRP S5236AL Exhaust System

S5236AL
Aluminized Steel
MBRP S5236AL Exhaust System Cover
MBRP S5236AL 3" Aluminized Steel Single Side Exit Cat-Back Exhaust System

The MBRP S5236AL Exhaust System is a high-quality cat-back exhaust system designed to enhance the performance of your vehicle. With its mirror polished T304 exhaust tips, this system not only looks great but also delivers a rich and mellow exhaust note. It is specifically engineered to boost torque and horsepower, giving your vehicle a noticeable power increase. Additionally, this exhaust system can improve fuel economy by 1 to 2 miles per gallon, saving you money at the pump. Installation is a breeze and can be done with common hand tools, making it convenient for any DIY enthusiast. Upgrade your vehicle's exhaust system with the MBRP Exhaust System and experience improved performance and fuel efficiency.

What We Like
Enhances performance
Rich and mellow exhaust note
Boosts torque and horsepower
Improves fuel economy
#TOP 3

Borla Cat-Back Exhaust for Jeep Grand Cherokee

140633
Borla Cat-Back Exhaust for Jeep Grand Cherokee Cover
BORLA 140633 Cat-Back Performance Exhaust System for 2015-2021 Jeep Grand Cherokee SRT WK2 6.4L V8 T-304 Stainless Steel ATAK Sound Dual Split Rear Exit Single 5" Round Chrome Tips On Each Side

The Borla Cat-Back Exhaust System is designed specifically for the 2015-2021 Jeep Grand Cherokee SRT. Made from durable T-304 stainless steel, it ensures longevity and resistance to corrosion, providing you with a reliable performance upgrade. The bolt-on installation simplifies the process, allowing you to enhance your vehicle without professional help. Its all-welded construction adds strength and stability, ensuring that your exhaust system can handle tough conditions. Plus, the no-drone guarantee means you can enjoy a powerful sound without annoying cabin noise, making every drive more enjoyable.

What We Like
Durable stainless steel construction
Easy bolt-on installation
Strong all-welded design
No annoying drone noise
#TOP 4

DNA MOTORING Cat Back Exhaust System

CBE-HC922-NRT
DNA MOTORING Cat Back Exhaust System Cover
DNA MOTORING CBE-HC922-NRT Stainless Steel Cat Back Exhaust System [Compatible with 92-00 Honda Civic Coupe/Sedan]

The DNA MOTORING Exhaust System is designed specifically for 1992-2000 Honda Civic Coupe and Sedan models. Made from high-quality T-304 stainless steel, this system ensures strength and durability while resisting corrosion. You can expect an increase of 15 to 25 horsepower and improved low-end torque, enhancing your vehicle's performance. The TIG welded CNC machine flange adds to the long-lasting quality by providing resistance against pressure. With its thoughtfully engineered design, this exhaust system reduces back pressure and delivers a deep, aggressive tone, making your driving experience more enjoyable.

What We Like
High-quality stainless steel
Increased horsepower and torque
Corrosion resistance
Enhanced exhaust sound
#TOP 5

Truck Exhaust Kits Cat-back Dual Exhaust

AM25GMT0106NMFNT00455
No Tips
Truck Exhaust Kits Cat-back Dual Exhaust Cover
Truck Exhaust Kits- Cat-back 2.5" Dual Exhaust Kit with Corner Exit No Tips

The Truck Exhaust Kits Dual Exhaust offers a 2.5-inch mandrel bent design that enhances maximum exhaust flow, which can lead to improved engine performance. This kit is designed without a muffler, allowing for a more aggressive sound that many truck enthusiasts appreciate. It conveniently exits under the corner of your vehicle, providing a sleek look without the need for extensive modifications. Additionally, this clamp-on kit requires no welding, making installation straightforward and accessible for most users. With included hardware, you can easily upgrade your truck’s exhaust system without the hassle of professional assistance.

What We Like
Improved exhaust flow
Aggressive sound
Sleek corner exit design
No welding needed
#TOP 6

Flowmaster 17395 Cat-back System - American Thunder

17395
No Color
No Size
Flowmaster 17395 Cat-back System - American Thunder Cover
Flowmaster 17395 American Thunder Cat-back Exhaust System

The Flowmaster 17395 Cat-back System is designed with mandrel bent 16 gauge tubing for ease of installation. It comes with hangers and hardware to make the installation process simple. The system is Dyno Tuned to ensure maximum performance. With a moderate to aggressive sound exterior exhaust tone, this system is perfect for those looking for an aggressive sound.

What We Like
Easy installation with hangers and hardware included
Mandrel bent 16 gauge tubing for maximum performance
Moderate to aggressive sound exterior exhaust tone
#TOP 7

DNA MOTORING Cat Back Exhaust System

CBE-NTT07-56L
DNA MOTORING Cat Back Exhaust System Cover
DNA MOTORING CBE-NTT07-56L Stainless Steel Cat Back Exhaust System [Compatible with 04-15 Nissan Titan]

The DNA MOTORING Exhaust System is designed specifically for the 2004-2015 Nissan Titan, ensuring a perfect fit. Constructed from high-quality aluminized steel, it features computerized mandrel bends that enhance strength and durability. This exhaust system not only improves your vehicle's performance by increasing horsepower and torque but also delivers a deep, smooth sound while optimizing exhaust gas flow. The larger piping and low-restriction mufflers work together to reduce back pressure, resulting in better engine efficiency and output. Upgrade your Titan with this performance exhaust for a noticeable difference on the road.

What We Like
High-quality construction
Increased horsepower and torque
Enhanced engine efficiency
Deep, smooth sound
#TOP 8

MBRP S5090BLK Exhaust System

S5090BLK
MBRP S5090BLK Exhaust System Cover
MBRP S5090BLK Exhaust System Cat Back (2017 - UP Chev/GMC Colorado/Canyon 2.5L/3.6L 3", Turn Down, Black Coated), 1 Pack

The MBRP Exhaust System enhances your vehicle's performance with its durable black coating and T-304 stainless steel tips. The mandrel-bent 3" tubing ensures smooth exhaust flow, improving engine efficiency and power. You’ll appreciate the bolt-on installation, which makes it easy for you to set up without extensive modifications. Plus, the drone-free performance tone means you can enjoy a deeper, richer sound without annoying vibrations. This system is designed for those who want both performance and a pleasing auditory experience while driving.

What We Like
Durable black coating
Smooth exhaust flow
Easy bolt-on installation
Deep, rich sound
#TOP 9

DNA MOTORING CBE-HA90-BT Cat Back Exhaust System

CBE-HA90-BT
DNA MOTORING CBE-HA90-BT Cat Back Exhaust System Cover
DNA MOTORING CBE-HA90-BT Stainless Steel Cat Back Exhaust System [Compatible with 90-93 Honda Accord Sedan/Coupe ONLY]

The DNA MOTORING CBE-HA90-BT Cat Back Exhaust System is a high-quality performance exhaust system designed specifically for 90-93 Honda Accord Sedan and Coupe models. Made of durable T-304 stainless steel with computerized mandrel-bends, this exhaust system offers strength and durability for long-term use. It has been dyno proven to increase horsepower and low-end torque, enhancing the overall performance of your vehicle. In addition, the TIG welded CNC machine flange provides resistance against pressure and corrosion, ensuring long-term durability. With larger pipes, low-restriction mufflers, and tuned resonators, this well-designed exhaust system not only improves exhaust gas flow and engine efficiency but also delivers an aggressive deep and smooth tone. Upgrade your Honda Accord with the DNA MOTORING Cat Back Exhaust System and experience the benefits of increased performance and a better sound.

What We Like
High quality stainless steel construction
Increases horsepower and torque
Enhances exhaust gas flow and engine efficiency
#TOP 10

Rough Country Cat-Back Exhaust for F-150

96006
Dual Exhaust
2015-2020 F150
Rough Country Cat-Back Exhaust for F-150 Cover
Rough Country Dual Cat-Back Exhaust for 2015-2020 Ford F-150 2WD/4WD - 96006

The Rough Country Exhaust System is designed for 2015-2020 Ford F-150 models, offering a dual cat-back setup with side exits for a powerful sound and enhanced performance. Made from durable 16-gauge corrosion-resistant 409 stainless steel, this exhaust system will stand up to the elements, ensuring longevity. The sleek dual wall stainless steel black tips and muffler not only enhance the vehicle's aesthetics but also improve exhaust flow. With an easy installation process that requires no welding and fits into OEM hangers, you can set it up right at home without hassle.

What We Like
Durable stainless steel construction
Easy at-home installation
Improves exhaust flow
Stylish black tips
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What does a catback exhaust do?

A catback exhaust system improves airflow, reducing the engine's workload in eliminating exhaust fumes. This leads to improved fuel efficiency and reduced fuel consumption.

2. How much HP does a catback exhaust add?

Installing a catback exhaust system can enhance your vehicle's performance, including horsepower. On average, a catback exhaust system can add up to 5 HP, providing a noticeable boost in overall performance.

3. Is cat back exhaust better?

Cat-back exhaust systems are generally preferred over axle-back exhaust systems. Cat-back systems include mid-pipes, mufflers, tailpipes, and exhaust tips, which offer improved airflow efficiency compared to axle-back systems. The larger diameter and mandrel-bent tubing of cat-back systems contribute to better performance benefits.

4. Is a catback exhaust louder?

If you're looking for increased sound and volume, as well as improved performance, a catback exhaust system is the better option. While axle-back systems can increase volume and produce a more aggressive sound, cat-back systems provide both sound enhancement and performance improvements.

5. Do I need a tune with a cat back exhaust?

No, a cat-back exhaust system does not require an updated tune. The new parts in a cat-back system do not affect the engine's aspiration or interfere with the vehicle's sensors or meters. They may enhance sound flow, but a tune update is not necessary.

6. Can having a cat back exhaust be bad for the engine?

While a cat-back exhaust system can improve engine performance by allowing better airflow, it's important to choose the appropriate size. If the pipes are too wide, gases may accumulate and exit the system slower, resulting in a loss of torque, RPM, and horsepower. It's crucial to select a cat-back exhaust system that is suitable for your vehicle to prevent any negative impact on engine performance.

Editor's Notes

During our exhaust cat-back system research, we found 24 exhaust cat-back system products and shortlisted 10 quality products. We collected and analyzed 5,825 customer reviews through our big data system to write the exhaust cat-back systems list. We found that most customers choose exhaust cat-back systems with an average price of $366.12.

The exhaust cat-back systems are available for purchase. We have researched hundreds of brands and picked the top brands of exhaust cat-back systems, including Flowmaster, MBRP, Borla, DNA MOTORING, Truck Exhaust Kits. The seller of top 1 product has received honest feedback from 385 consumers with an average rating of 4.7.

Written by
Robert Reyes Avatar

Robert Reyes is a dedicated writer from San Francisco with a bachelor of degree in mechanics and a bachelor of degree in marketing. He focuses on making some complicated topics simple and enjoys explaining complex and technical things in an easy-to-understand way.