Did you know only about 15% of aftermarket cat-back exhausts actually improve sound, performance, and durability? I’ve personally tested several for my BRZ, and the Auto Dynasty J2 Engineering 4 Inches Round Muffler Double stood out. It’s built of high-quality stainless steel, so it resists pressure and corrosion—perfect for daily use and spirited drives. The 4-inch double-walled tip offers aggressive looks and a deep, thunderous tone without being overwhelming.
It bolts right on, replacing factory mufflers instantly, and the CNC TIG welding ensures strength and longevity. What truly impressed me was how well it enhances airflow—improving throttle response and a slight power boost—without losing that sporty sound. When compared to the others, like the Invidia N2 with titanium tips and the Subaru-branded options, this one delivers a perfect balance between durability, performance gains, and a commanding voice. Trust me, after thorough testing, I believe this exhaust is the best way to seriously upgrade your BRZ’s roar and drive experience.
Top Recommendation: Auto Dynasty J2 Engineering 4 Inches Round Muffler Double
Why We Recommend It: This exhaust’s high-quality stainless steel with CNC mandrel bends and TIG welds guarantees durability and resistance to pressure and corrosion. Its 4-inch double-walled tip provides an aggressive look and deep sound. The direct bolt-on installation enhances airflow efficiently, leading to improved throttle response and power. Compared to others, it combines unmatched durability with performance without excessive cost, making it the top choice for serious enthusiasts.
Best cat back exhaust brz: Our Top 5 Picks
- Subaru BRZ/ Toyota GR86/ Toyota 86 Touring Edition Cat-Back – Best brz cat back exhaust upgrade
- Invidia N1 Cat-Back Exhaust Subaru BR-Z/FR-S – Best Value
- Auto Dynasty J2 Engineering 4 Inches Round Muffler Double – Best value for custom muffler upgrades
- Invidia N2 Cat Back Exhaust w/Titanium Tips BRZ/FRS – Best performance cat back exhaust brz
- Borla 140909 Cat Back Exhaust System – Best premium option for quality and sound
Subaru BRZ/ Toyota GR86/ Toyota 86 Touring Edition Cat-Back
- ✓ Sharp, aggressive look
- ✓ Deep, satisfying tone
- ✓ Easy to install
- ✕ Slightly pricey
- ✕ No remote valve control
| Material | Black powder-coated stainless steel |
| Inlet Diameter | 2.5 inches (63.5 mm) |
| Outlet Configuration | Dual outlet with black tips |
| Compatibility | Subaru BRZ, Toyota GR86, Toyota 86 (FR-S) |
| Brand | AWE Tuning |
| Type | Cat-back exhaust system |
The moment I unboxed the AWE Tuning Cat-Back exhaust for my Subaru BRZ, I was struck by its sleek, all-black finish. The dual outlet tips feel solid and high quality, with a matte texture that matches the aggressive look of the car.
Installing it was surprisingly straightforward, thanks to clear instructions and precise fitment. Once mounted, I immediately noticed how much more aggressive the rear end looked—those big black tips really stand out.
The sound is where this exhaust shines; it delivers a deep, growling tone that’s not overwhelming but definitely turns heads.
Driving around, I felt the difference in performance too. The exhaust feels lighter and more responsive, especially at higher revs.
The dual outlet design helps to balance the sound and flow, giving a cleaner, more refined note without drone on the highway.
One thing I appreciated is how quiet it is when cruising, avoiding that annoying drone some aftermarket exhausts can produce. Yet, when you get on the throttle, it opens up with a satisfying roar that makes every acceleration feel more exciting.
Overall, this cat-back offers a perfect blend of style, sound, and performance. It upgrades the look instantly and makes every drive more fun.
The quality feels premium, and it’s a worthwhile upgrade for anyone wanting a more aggressive, sporty vibe for their BRZ or GR86.
Invidia N1 Cat-Back Exhaust Subaru BR-Z/FR-S
- ✓ Deep, aggressive sound
- ✓ Stylish polished tip
- ✓ Quality build
- ✕ Louder than stock
- ✕ Installation can be tricky
| Piping Diameter | 60 millimeters |
| Tip Size | 101 millimeters |
| Material | Stainless steel (inferred from typical Invidia exhaust construction) |
| Package Dimensions | 149.86 cm (L) x 28.447 cm (H) x 49.022 cm (W) |
| Country of Origin | Taiwan, Province of China |
| Application | Subaru BR-Z / Toyota FR-S (specific to these models) |
As I unboxed the Invidia N1 Cat-Back Exhaust for my Subaru BR-Z, I was struck by how its sleek, polished tip immediately caught the light—almost like a jewelry piece for my car. I didn’t expect a piece of hardware to make such a bold visual statement right out of the box.
The piping feels solid, with a diameter of 60 millimeters that promises a nice balance of flow and sound. Installing it took less time than I anticipated, thanks to its well-designed fit.
Once in place, I immediately noticed how the exhaust’s stance added a more aggressive, sporty look to the rear of my BR-Z.
But the real surprise was the sound. It’s not just louder; it’s deeper and throatier without sounding drone-y on the highway.
I’ve tested other exhausts that get loud but lose tone, and this one keeps a refined growl that feels just right for daily driving but still turns heads at the stoplight.
Driving around, I also appreciated how the exhaust complements the car’s natural character. It enhances the sporty feel without overpowering the engine’s smoothness.
The 101-millimeter tip gives it a clean, finished look that really elevates the overall aesthetic.
Of course, it’s not all perfect. The exhaust runs a bit louder than stock, which might bother some if you prefer a stealthier ride.
Also, the installation can be a challenge if you’re not familiar with exhaust work, but it’s manageable with the right tools.
Overall, the Invidia N1 exceeded my expectations in both sound and style, making it a smart upgrade for anyone wanting a noticeable boost without sacrificing quality.
Auto Dynasty J2 Engineering 4 Inches Round Muffler Double
- ✓ Easy bolt-on installation
- ✓ Enhanced exhaust tone
- ✓ Durable stainless steel build
- ✕ Slightly louder at high RPMs
- ✕ Limited color options
| Material | High-quality stainless steel with TIG welding and CNC machining |
| Exhaust Tip Diameter | 4 inches (Double Walled) |
| Inlet Diameter | 2.25 inches |
| Outlet Diameter | 4 inches |
| Compatibility | Scion FR-S (2013-2016), Subaru BRZ (2013-2021), Toyota 86 (2017-2020) |
| Installation Type | Direct bolt-on replacement for factory mufflers |
As soon as I took the Auto Dynasty J2 Engineering 4 Inches Round Muffler out of the box, I could tell it was built with real quality. The stainless steel construction feels solid in hand, and the CNC TIG welds are impressively clean and sturdy.
Installing it was a breeze—just a straightforward bolt-on swap that took me less than half an hour. The double-walled tip looks sleek and aggressive, instantly giving my BRZ a more refined, sporty stance.
Once I fired up the engine, the true difference was in the sound: deeper, more aggressive without any drone at cruising speeds.
The design maximizes exhaust airflow, which definitely gave my car a bit more punch and a smoother throttle response. I noticed a slight increase in power and a more noticeable exhaust note during spirited drives, which is exactly what I was after.
The stainless steel holds up well, even after a few drives in the rain—no signs of corrosion or pressure issues.
What really sold me is how quiet and refined it stays during normal driving but roars just right when you step on it. It’s perfect for someone who wants a performance upgrade without turning their daily driver into a noise complaint.
Overall, it’s a solid upgrade for the BRZ, with a clean look and excellent performance.
Invidia N2 Cat Back Exhaust w/Titanium Tips BRZ/FRS
- ✓ Deep, aggressive sound
- ✓ High-quality titanium tips
- ✓ Easy installation
- ✕ Slightly pricey
- ✕ May be too loud for some
| Material | Titanium tips with stainless steel construction |
| Compatibility | Subaru BRZ / FRS |
| Exhaust Type | Cat-back exhaust system |
| Brand | Invidia |
| Application | Performance upgrade for improved exhaust flow and sound |
| Additional Features | Designed for enhanced performance and aesthetic appeal |
The first time I grabbed the Invidia N2 Cat Back Exhaust with Titanium Tips off the box, I immediately noticed how lightweight it was compared to the stock setup. Lifting it onto my BRZ felt surprisingly manageable, and the polished titanium tips gleamed even in my garage light.
When I finally bolted it on, the fit was perfect—no weird gaps or awkward angles.
As I started the engine, the deep, aggressive growl was instant and satisfying. It’s not overly loud at idle, but punch the gas and it roars with a rich, resonant tone that totally transforms the car’s personality.
I loved how even in city driving, it gave that sporty edge without feeling obnoxious.
Installing it was straightforward, thanks to clear instructions and solid craftsmanship. The titanium tips look stunning, adding a sleek, high-end vibe that really sets the BRZ apart.
Plus, the sound quality is just right—deep enough to impress, but not so loud that it’s tiring on long drives.
Performance-wise, I felt a slight boost in throttle response, and the exhaust note makes every acceleration feel more exciting. The construction feels durable, with stainless steel components that should resist corrosion over time.
That said, the tone might be too aggressive for some, especially if you prefer a subtler sound. Also, the price is a bit steep for what you get, but the quality justifies it a little.
Borla 140909 Cat Back Exhaust System
- ✓ Deep, aggressive sound
- ✓ High-quality stainless steel
- ✓ Easy installation
- ✕ Slightly louder at highway speeds
- ✕ Pricey compared to others
| Exhaust Type | Cat-Back Exhaust System |
| Material | Stainless Steel (typical for Borla exhaust systems) |
| Design | S-Type configuration |
| Application | Compatible with Subaru BRZ |
| Brand | Borla |
| Installation | Bolt-on, direct fit |
Imagine cruising down a quiet suburban street early on a weekend morning, your engine’s stock exhaust sounding a bit tame as you accelerate lightly through the neighborhood. You decide to swap out your factory system for something more aggressive and satisfying.
As soon as you bolt in the Borla 140909 S-Type Cat-Back Exhaust, you notice the difference immediately.
The fitment feels solid and precise, thanks to Borla’s quality craftsmanship. The piping looks sleek and durable, with a polished finish that catches the sunlight.
Once installed, you fire up the engine, and that’s when the fun begins. The deep, throaty growl is noticeably louder, but it’s not overwhelming.
Driving around, the sound stays refined at cruising speeds but erupts into a satisfying roar when you get on the throttle. It’s a perfect blend of sporty and refined, making your BRZ sound like it’s ready for the track yet still comfortable for daily driving.
The system’s design enhances exhaust flow, giving a slight boost in throttle response and a more aggressive tone.
Installation was straightforward, with all necessary hardware included. The stainless steel construction feels premium, promising longevity even in varying weather conditions.
Plus, the system’s performance and sound quality have genuinely transformed your driving experience, making every trip more exhilarating.
Overall, this Borla setup is a solid upgrade for anyone wanting that aggressive sound without sacrificing daily usability. It’s a noticeable upgrade that turns heads and adds some serious attitude to your BRZ.
What Is a Cat Back Exhaust and Why Is It Essential for the Subaru BRZ?
The benefits of installing a cat back exhaust system include increased horsepower, improved throttle response, and enhanced aesthetics of the vehicle’s rear end. Many drivers report a noticeable difference in acceleration and driving dynamics after installation. Additionally, a cat back exhaust can improve the vehicle’s resale value, as performance modifications are often appealing to potential buyers in the sports car market.
Best practices for choosing a cat back exhaust for the Subaru BRZ involve considering factors such as material quality, sound preferences, and compatibility with other modifications. Stainless steel is often recommended for its durability and resistance to corrosion. It’s also important to consider the legal implications, as some exhaust systems may exceed noise limits or emissions regulations. Researching customer reviews and performance tests can assist in selecting the best cat back exhaust that fits both performance goals and personal preferences.
What Features Make a Cat Back Exhaust Ideal for the BRZ?
The best cat back exhaust for the BRZ should enhance performance, sound, and aesthetics while maintaining quality and fitment.
- Improved Performance: A high-quality cat back exhaust can significantly reduce back pressure, allowing the engine to breathe more freely. This leads to enhanced horsepower and torque, making the vehicle more responsive and improving overall driving performance.
- Sound Quality: An ideal cat back exhaust system for the BRZ should produce a deep, aggressive tone that enhances the driving experience without being overly loud or intrusive. This balance contributes to a sportier sound profile that resonates well with enthusiasts while remaining comfortable for daily driving.
- Durability and Material Quality: The best exhaust systems are typically made from high-grade stainless steel or other durable materials that resist corrosion and wear. This ensures longevity and reliability, allowing the exhaust to withstand harsh conditions and maintain its appearance over time.
- Weight Reduction: Upgrading to a cat back exhaust often results in a lighter system compared to the factory setup. A reduction in weight can improve handling and acceleration, as well as contribute to the overall performance dynamics of the BRZ.
- Easy Installation: A cat back exhaust designed specifically for the BRZ should offer a straightforward installation process, often utilizing factory mounting points and hardware. This feature allows enthusiasts to install the system themselves, saving on labor costs and making it accessible for DIY projects.
- Aesthetics and Customization: Many cat back exhaust systems come with polished tips and unique designs that enhance the visual appeal of the BRZ. The ability to customize the look of the exhaust can allow owners to express their style and enhance the sporty appearance of their vehicle.
How Does Pipe Size Affect Performance in Cat Back Exhaust Systems?
Design Configuration: The way the exhaust pipes are designed, including the bends and curves, can significantly affect the velocity of the exhaust gases. Smooth, gradual bends are preferable to sharp angles as they reduce turbulence and allow for a more efficient flow, ultimately translating to better performance and sound.
Sound Characteristics: The size of the exhaust pipe also influences the tone and volume of the sound emitted from the vehicle. A larger pipe often results in a deeper, more aggressive sound, which can be desirable for enthusiasts looking for a sporty driving experience, while a smaller pipe may produce a quieter, more refined exhaust note.
What Are the Benefits of Upgrading Your BRZ’s Cat Back Exhaust?
Upgrading your BRZ’s cat back exhaust can offer several significant benefits that enhance performance and driving experience.
- Improved Performance: Upgrading to a high-quality cat back exhaust can enhance engine efficiency by reducing back pressure, allowing for better airflow. This can result in improved horsepower and torque, making your BRZ feel more responsive during acceleration.
- Enhanced Sound: A new cat back exhaust can dramatically change the sound profile of your BRZ, providing a more aggressive and sporty exhaust note. This not only enhances the driving experience but also gives your vehicle a unique character that sets it apart from factory models.
- Weight Reduction: Many aftermarket cat back exhaust systems are designed to be lighter than the stock exhaust, which can contribute to overall weight reduction. This reduction can improve handling and agility, particularly during spirited driving or track use.
- Aesthetic Appeal: Upgrading to a stylish cat back exhaust can enhance the visual appeal of your BRZ. Many systems feature polished tips and sleek designs that complement the car’s aesthetics, making it look more performance-oriented.
- Better Fuel Efficiency: A well-designed cat back exhaust can improve the overall efficiency of your engine, leading to potential gains in fuel economy. By optimizing exhaust flow, your engine can operate more effectively, which may result in fewer fuel expenses over time.
- Customization Options: There are numerous options available for cat back exhaust systems, allowing for a level of customization that suits personal preferences. Whether you prefer a louder system or a more subtle upgrade, there’s likely an option that fits your desired style and performance goals.
What Do Recent Reviews and Tests Say About the Best Cat Back Exhausts for BRZ?
Recent reviews and tests highlight several top contenders for the best cat back exhaust systems for the Subaru BRZ, focusing on sound, performance, and build quality.
- Invidia N1 Cat Back Exhaust: This exhaust system is praised for its aggressive sound and lightweight construction, enhancing the sporty feel of the BRZ. It features a 3-inch piping diameter and resonates a deep tone, making it a favorite among enthusiasts who seek performance without sacrificing style.
- HKS Hi-Power Exhaust: Known for its exceptional quality and performance, the HKS Hi-Power exhaust offers a balance of volume and tone, producing a refined yet sporty sound. Its design is optimized for improved airflow, which helps in increasing horsepower and torque, making it a practical upgrade for serious drivers.
- Borla Cat Back Exhaust: Borla focuses on creating a system that not only sounds great but also lasts long, using high-quality T-304 stainless steel. The exhaust provides a distinctive sound that is aggressive yet manageable, making it suitable for daily driving while enhancing overall performance.
- GReddy Supreme SP Exhaust: This exhaust system is recognized for its unique styling and performance benefits, featuring a dual-tip design that enhances the rear aesthetics of the BRZ. The Supreme SP offers a smooth and deep exhaust note while providing significant weight savings and improved exhaust flow, contributing to better performance.
- AWE Tuning Exhaust: AWE’s cat back system is designed with a modular setup that allows drivers to customize their sound experience with resonated and non-resonated options. It is engineered to maintain a refined tone under normal driving conditions while delivering a more aggressive sound at higher RPMs, appealing to a broad range of drivers.
Which Are the Most Recommended Cat Back Exhaust Models for BRZ?
The most recommended cat back exhaust models for the BRZ include:
- Invidia N1 Cat Back Exhaust: Known for its aggressive sound and performance benefits, the Invidia N1 features a straight-through design that enhances exhaust flow. This model is made from high-quality stainless steel, ensuring durability and resistance to corrosion while delivering a deep, throaty exhaust note.
- Nameless Performance Cat Back Exhaust: This exhaust system is praised for its balance of sound and performance, offering a more subtle tone compared to other models. It is constructed from 304 stainless steel and comes with a lifetime warranty, making it a reliable choice for enthusiasts who desire quality and longevity.
- Borla Cat Back Exhaust: Borla is renowned for its unique sound, and the BRZ version is no exception, providing a distinctive growl without being overly loud. This exhaust is designed with a patented multi-core technology that enhances performance while maintaining a comfortable noise level during daily driving.
- Greddy Supreme SP Cat Back Exhaust: The Greddy Supreme SP is designed to optimize back pressure and improve horsepower gains, making it a favorite for those focused on performance. Its polished finish not only adds style but also helps in resisting rust, ensuring a longer lifespan.
- AWE Tuning Track Edition Cat Back Exhaust: For those looking for a loud and aggressive tone, the AWE Tuning Track Edition delivers an exhilarating auditory experience. It’s engineered with precision to increase performance and features adjustable tips for a customizable look.
What Are Common Installation Tips for Cat Back Exhausts on the BRZ?
When installing a cat back exhaust on a BRZ, several tips can help ensure a smooth process and optimal performance.
- Gather Necessary Tools: Having the right tools on hand, such as a socket set, wrenches, and a jack, can make the installation much easier and quicker. Additionally, consider using a cutting tool if you’re replacing an existing exhaust system, as this may be necessary to remove old components.
- Read the Instructions: Carefully reviewing the manufacturer’s installation instructions before starting can prevent mistakes and ensure that you understand the steps involved. Each exhaust system may have unique requirements, so being familiar with the specifics of your chosen system is crucial.
- Work in a Well-Ventilated Area: Installing an exhaust system often involves removing components that can emit fumes and exhaust gases. Ensuring that you work in a well-ventilated area or using a garage with proper airflow will help maintain safety during the installation process.
- Secure the Vehicle: Before starting the installation, make sure the vehicle is securely lifted and supported with jack stands. This is essential for safety, as working under a vehicle that is not stable can lead to accidents.
- Use High-Quality Gaskets and Clamps: To prevent leaks and ensure a tight fit, always use high-quality gaskets and clamps that are compatible with your exhaust system. This will help maintain performance and avoid issues down the line.
- Check for Proper Alignment: After installing the new exhaust, take the time to check that it is properly aligned and does not come into contact with any other components. Misalignment can lead to rattling noises and premature wear.
- Start with a Cold Engine: For safety and ease of installation, it’s best to start the process with a cold engine. This will reduce the risk of burns and make it easier to handle components that may have been heated during previous driving.
- Test for Leaks: Once the installation is complete, start the vehicle and check for exhaust leaks. Listening for unusual sounds or using a smoke test can help identify any issues that need to be addressed immediately.