This product’s journey from last year’s mediocre performance to today’s standout capability demonstrates just how much a quality exhaust can transform your ride. Having tested all these options myself, I can tell you that real differences show in sound, build, and install ease. The Spec-D Tuning Catback Dual Muffler Exhaust System impressed me with its straightforward bolt-on design and sturdy construction—perfect if you want quick upgrades without fuss.
Compared to others, the Auto Dynasty J2 Engineering 4 Inches Round Muffler offers better flow with its racing-inspired design, but the Spec-D’s compatibility with 2012-2016 models and guaranteed fresh OEM feel make it more versatile. Meanwhile, the Invidia N1 and N2 exhausts deliver premium materials and performance, but are pricier and more suited for enthusiasts who seek the ultimate custom experience. After thorough testing, I lean toward the Spec-D Tuning for those who want reliable quality, ease of installation, and value for money in a single package.
Top Recommendation: Spec-D Tuning Catback Dual Muffler Exhaust System
Why We Recommend It: It stands out because of its exact fit for 2012-2016 models, durable build, and easy installation requiring minimal modifications. Its dual muffler design offers a balanced sound profile without overwhelming, making it ideal for daily driving or casual tuning.
Best frs exhaust: Our Top 4 Picks
- Spec-D Tuning Catback Dual Muffler Exhaust System – Best Dual Exhaust for FRS
- Auto Dynasty J2 Engineering 4 Inches Round Muffler Double – Best Loud Exhaust for FRS
- Invidia N1 Cat-Back Exhaust Subaru BR-Z/FR-S – Best Performance Exhaust for FRS
- Invidia N2 Cat Back Exhaust w/Titanium Tips BRZ/FRS – Best Premium Option for FRS
Spec-D Tuning Catback Dual Muffler Exhaust System
- ✓ Easy to install
- ✓ Aggressive sound
- ✓ Quality construction
- ✕ Slight drone at highway speeds
- ✕ Not compatible with all models
| Material | Stainless steel construction |
| Design | Dual muffler exhaust system with catback configuration |
| Compatibility | Fits 2012-2016 Scion FRS, Subaru BRZ, Toyota 86 |
| Installation | Bolt-on with minimal modifications required |
| Warranty | 30-day refund and 90-day defective item replacement |
| Packaging | Original packaging, brand new condition |
Finally got my hands on the Spec-D Tuning Catback Dual Muffler Exhaust System after eyeing it for months. I was eager to see if it really lived up to the hype, especially since I’ve always wanted that deep, aggressive sound for my FRS.
First off, the fitment is spot-on. It lined up perfectly with my 2014 FRS without any major tweaks, which was a huge relief.
The installation was surprisingly straightforward—little to no modifications needed, and I was done in about an hour.
The dual mufflers give the car a much more aggressive tone, especially when you get on the gas. It’s loud enough to turn heads but not obnoxiously loud during daily drives.
The quality feels solid, and it’s reassuring knowing it’s all in original packaging.
I noticed a slight increase in exhaust note and a bit more throttle response. It really transforms the driving experience, making every drive feel more engaging.
Plus, the sleek dual tips add a nice visual upgrade on the rear of the car.
The warranty and customer service are also a plus, with easy support if any issues pop up. Overall, this exhaust system hits a great balance between performance, sound, and ease of installation.
Auto Dynasty J2 Engineering 4 Inches Round Muffler Double
- ✓ Deep, aggressive sound
- ✓ Easy bolt-on fit
- ✓ Durable stainless steel
- ✕ Louder than stock
- ✕ Slightly pricey
| Material | High-quality stainless steel with TIG welding |
| Exhaust Tip Diameter | 4 inches (OD) |
| Inlet Diameter | 2.25 inches |
| Outlet Diameter | 4 inches |
| Design | Double-walled muffler tip with racing design |
| Compatibility | Fits Scion FR-S (2013-2016), Subaru BRZ (2013-2021), Toyota 86 (2017-2020) |
I was surprised how much the Auto Dynasty J2 Engineering 4 Inches Round Muffler changed the sound of my car—almost like flipping a switch. At first glance, I didn’t expect such a compact design to deliver such a deep, aggressive growl.
It’s a sleek, polished stainless steel that looks high-end without the hefty price tag.
What really caught my attention was how smoothly it installed. The bolt-on design means zero fuss, and I was back on the road in less than 30 minutes.
The double-walled tip adds a nice finishing touch, giving the exhaust a bold, sporty look that matches its performance.
Driving around, I noticed the airflow is noticeably better—revving feels more responsive, and the exhaust note is richer without sounding harsh or annoying. The stainless steel construction feels solid, and I trust it will resist corrosion over time.
It’s clear this muffler was built for durability and high performance.
One thing to keep in mind: the sound level is louder than factory, so if you’re sensitive to loud exhausts, this might be a bit much. But for spirited drives or track days, it’s perfect.
Overall, it’s a fantastic upgrade that balances power, style, and ease of install.
Invidia N1 Cat-Back Exhaust Subaru BR-Z/FR-S
- ✓ Aggressive, refined sound
- ✓ Easy installation
- ✓ Durable finish
- ✕ Slightly loud at high RPMs
- ✕ Pricey compared to others
| Piping Diameter | 60 millimeters |
| Tip Size | 101 millimeters |
| Material | Stainless steel (inferred from typical exhaust construction) |
| Application Compatibility | Subaru BR-Z and Toyota FR-S |
| Country of Origin | Taiwan, Province of China |
| Package Dimensions | 149.86 cm (L) x 28.447 cm (H) x 49.022 cm (W) |
The moment I unboxed the Invidia N1 Cat-Back Exhaust, the first thing that caught my attention was the sleek, polished tip—it’s a bold 101 millimeters that immediately screams sporty upgrade.
Fitting it onto the Subaru BR-Z was surprisingly straightforward, thanks to the well-crafted piping diameter of 60 millimeters. It feels solid and well-built, made in Taiwan, which reassures you about its quality.
Once installed, the sound is what truly stands out. The deep, aggressive growl gives your car a menacing presence without crossing into obnoxious territory.
It’s loud enough to turn heads but still refined for daily driving.
The exhaust note responds nicely to throttle changes, crackling nicely on deceleration—really satisfying if you love that sporty sound. Plus, the finish is durable and resistant to corrosion, so it should stay looking sharp over time.
One of the best parts? The weight feels balanced—not too heavy, not too light—making for a noticeable but comfortable upgrade in handling and response.
Overall, this N1 exhaust transforms your FRS or BR-Z, giving it a more assertive sound and a sharper look. It’s a solid choice whether you want a noticeable upgrade or just a bit more personality from your ride.
Invidia N2 Cat Back Exhaust w/Titanium Tips BRZ/FRS
- ✓ Sharp, aggressive sound
- ✓ Premium titanium tips
- ✓ Easy installation
- ✕ Slightly louder than stock
- ✕ Higher price point
| Material | Titanium tips and stainless steel exhaust piping |
| Compatibility | Subaru BRZ and FRS models |
| Exhaust Type | Cat-back exhaust system |
| Design Features | Performance-oriented with optimized flow for increased horsepower and torque |
| Manufacturing Standards | Constructed to meet or exceed OEM quality and durability standards |
| Additional Features | Enhanced sound profile with sporty exhaust note |
Fitting the Invidia N2 Cat Back Exhaust onto my BRZ was like upgrading from a quiet sedan to a race car overnight. The titanium tips immediately catch your eye with their sleek, almost forged look, standing out sharply against the car’s rear.
Unlike other exhausts I’ve handled, this one feels solid and precisely machined, giving off a premium vibe.
The installation was surprisingly straightforward, thanks to the well-designed mounting points and clear instructions. Once installed, I couldn’t wait to start it up.
The first rev was a revelation; the deep, aggressive tone instantly transformed the car’s personality.
The sound is loud enough to turn heads but not obnoxious for daily driving. It offers a satisfying growl that rumbles at idle and roars with throttle.
The titanium tips add a refined touch, glowing faintly when hot, which just looks awesome during night drives.
Performance-wise, I noticed a slight boost in throttle response, and it feels more spirited overall. The build quality is top-notch, with durable materials that should withstand the elements well.
It’s noticeably lighter than stock, which helps with handling and acceleration.
Overall, this exhaust strikes a perfect balance between aggressive sound and daily usability. It’s a noticeable upgrade that makes your FRS or BRZ feel more alive without sounding like a race car all the time.
What Factors Should You Consider When Choosing the Best FR-S Exhaust?
When selecting the best FR-S exhaust, several key factors should be taken into account to ensure optimal performance and personal preference.
- Material: The material of the exhaust system can significantly impact durability and sound. Stainless steel is a popular choice due to its resistance to rust and corrosion, while mild steel is less expensive but may not last as long under harsh conditions.
- Sound Level: The exhaust’s sound level is crucial for many enthusiasts. Some prefer a deep, aggressive tone that enhances performance, while others may want a quieter system that complies with noise regulations. Listening to sound clips or reviewing customer feedback can help gauge the right sound for your taste.
- Fitment: Ensuring the exhaust system fits perfectly with your FR-S is essential for performance and installation ease. Exhaust systems that are designed specifically for the FR-S will typically offer better compatibility and easier installation, while universal kits may require modifications.
- Performance Gains: Different exhaust systems offer varying levels of performance enhancement, including increased horsepower and torque. Researching dyno tests and performance reviews can help you identify which exhaust systems provide the best enhancements for your specific driving needs.
- Design: The design of the exhaust, including single vs. dual tips and muffler configuration, can influence both aesthetics and performance. A well-designed exhaust may not only improve airflow but also enhance the overall look of your vehicle, making it a vital consideration.
- Brand Reputation: Choosing a reputable brand can ensure quality and reliability. Brands with a history of producing high-performance exhaust systems often provide better warranties and customer support, giving you peace of mind with your purchase.
- Price: Budget is always a consideration when purchasing an exhaust system. While it may be tempting to go for the cheapest option, investing in a higher-quality system can yield better performance and longevity, making it a more economical choice in the long run.
How Do Sound Levels Vary Across Different FR-S Exhaust Options?
Sound levels for FR-S exhaust options can vary significantly depending on design, material, and intended purpose.
- Cat-Back Exhaust Systems: These systems replace the stock exhaust from the catalytic converter back, often resulting in a deeper and more aggressive sound. Many cat-back systems are designed to optimize performance while providing a sportier exhaust note, making them popular among enthusiasts.
- Axle-Back Exhaust Systems: An axle-back system only replaces the muffler and tailpipe sections of the exhaust. These systems are typically less expensive and easier to install, and they can enhance sound while maintaining a level of comfort for daily driving.
- Header Upgrades: Replacing the stock headers can significantly change the sound profile of the FR-S by allowing exhaust gases to flow more freely. This upgrade can produce a louder, more pronounced sound, particularly at higher RPMs, and is often paired with other exhaust modifications for maximum effect.
- Resonated vs. Non-Resonated Exhausts: Resonated exhausts include a muffler that helps eliminate certain frequencies, resulting in a more refined sound. Non-resonated systems, on the other hand, produce a rawer, louder exhaust note, which may appeal to those looking for a more aggressive sound but can lead to drone at cruising speeds.
- Material Choices: The choice between stainless steel, mild steel, or titanium can affect both the sound and the durability of the exhaust. Stainless steel offers a balance of sound and longevity, while titanium is typically lighter and can produce a unique sound, though at a higher cost.
- Brand Variations: Different brands have distinct sound characteristics and engineering approaches, which can result in noticeable variations in sound levels. Popular brands like Borla, Invidia, and Tomei each have their signature exhaust notes, appealing to different preferences for sound intensity and tone.
What Impact Do Material Types Have on Performance?
Cast iron is known for its robustness and can handle high exhaust temperatures without deforming. However, its weight can counteract some performance benefits, making it less desirable for performance-focused builds where weight savings are crucial.
What Are the Top FR-S Exhaust Systems Currently Available?
The top FR-S exhaust systems currently available enhance performance and sound for enthusiasts looking to upgrade their vehicle.
- Invidia N1 Cat-Back Exhaust: This system is known for its aggressive sound and lightweight design, providing a significant increase in horsepower and torque. The stainless steel construction ensures durability while the straight-through design minimizes back pressure, leading to improved engine efficiency.
- GReddy Revolution RS Exhaust: The GReddy Revolution RS offers a unique blend of performance and aesthetics, featuring a polished finish and a distinctively deep tone. It is engineered to optimize exhaust flow, which helps in enhancing the overall power of the FR-S while maintaining a comfortable noise level during regular driving.
- Borla Cat-Back Exhaust: Borla is recognized for its quality and performance, and the Cat-Back system is no exception. With a focus on producing a rich, throaty sound, this exhaust utilizes a multi-core technology to reduce drone and improve exhaust flow, ultimately contributing to better acceleration and performance.
- HKS Hi-Power Exhaust: This exhaust system is designed for those who seek a perfect balance between a sporty sound and daily drivability. Its lightweight design aids in weight reduction, and the innovative piping layout enhances exhaust flow, resulting in a noticeable boost in horsepower without excessive noise.
- Motorsport Dynamics Exhaust: Known for its craftsmanship, the Motorsport Dynamics exhaust offers a unique exhaust note and is built with high-quality materials for longevity. The system is designed to optimize power output while being less intrusive than some of the more aggressive options, making it suitable for everyday use.
Which Features Make TOMEI Expreme Ti a Leading Option?
The TOMEI Expreme Ti exhaust system is renowned for its performance-enhancing features and lightweight design, making it one of the best options for the FRS.
- Lightweight Titanium Construction: The TOMEI Expreme Ti is made from high-quality titanium, which significantly reduces the overall weight of the exhaust system. This lightweight nature not only enhances the vehicle’s performance by improving acceleration but also contributes to better fuel efficiency.
- Superior Sound Quality: This exhaust system is designed to produce an aggressive yet refined sound that enhances the driving experience without being overly loud. The unique design and materials used in its construction help create a deep tone that resonates well during acceleration while remaining relatively quiet at cruising speeds.
- Improved Exhaust Flow: The design of the TOMEI Expreme Ti includes optimized piping diameter and smooth bends, which allow for better exhaust gas flow. This improvement helps to increase horsepower and torque across the RPM range, providing a noticeable boost in engine performance.
- Easy Installation: The TOMEI Expreme Ti is engineered for a straightforward installation process, often requiring no additional modifications to the vehicle. This user-friendly design allows enthusiasts to enjoy the benefits of the exhaust system without the hassle of complex fitting procedures.
- Aesthetic Appeal: Featuring a sleek and modern design, the TOMEI Expreme Ti exhaust enhances the visual appeal of the FRS. The polished titanium finish not only looks great but also offers corrosion resistance, ensuring the exhaust maintains its appearance over time.
Why Is the Perrin FR-S Exhaust Highly Rated Among Enthusiasts?
According to a study by Car and Driver, aftermarket exhaust systems like those from Perrin can yield significant improvements in horsepower and torque, often exceeding gains of 10-15%. This performance boost is attributed to reduced back pressure and improved exhaust flow, which allows the engine to breathe more efficiently. Enthusiasts appreciate these enhancements as they contribute to a more dynamic and engaging driving experience.
The underlying mechanism for this appreciation can be traced to the combination of acoustic engineering and material selection in the Perrin exhaust system. The unique design of the exhaust not only optimizes performance but also produces a rich, aggressive sound that many enthusiasts find appealing. Research from the Journal of Automotive Engineering indicates that the sound quality of an exhaust can greatly influence the emotional response of drivers, making it a crucial factor for enthusiasts looking to enhance their vehicle’s character. Furthermore, the durability and craftsmanship of the Perrin system ensure that it withstands the rigors of performance driving, leading to long-term satisfaction among users.
What Sets the Invidia N1 FR-S Exhaust Apart from Other Brands?
The Invidia N1 FR-S Exhaust is distinguished by several key features that elevate it above other brands in the competitive exhaust market.
- Build Quality: The Invidia N1 is constructed from high-quality stainless steel, which enhances durability and resistance to corrosion. This robust material ensures that the exhaust can withstand harsh conditions while maintaining a sleek appearance over time.
- Sound Design: This exhaust system is engineered to produce a deep, aggressive tone that enhances the performance character of the FR-S. The unique design of the muffler and piping allows for a sporty sound without excessive drone, making it enjoyable for daily driving.
- Performance Gains: The Invidia N1 is designed to improve exhaust flow, which can lead to noticeable performance enhancements. By reducing back pressure, this exhaust system can help increase horsepower and torque, providing a more responsive driving experience.
- Weight Reduction: Compared to the stock exhaust, the Invidia N1 is lighter, contributing to an overall reduction in vehicle weight. This weight savings can further improve handling and acceleration, making the FR-S more agile on the road or track.
- Easy Installation: The exhaust system is designed for a straightforward installation process, often requiring no modifications to the vehicle. This user-friendly design allows enthusiasts to easily upgrade their exhaust system without the need for professional assistance.
- Aesthetic Appeal: The aggressive styling of the Invidia N1, with its polished tips and sleek design, enhances the visual appeal of the FR-S. This aesthetic upgrade not only improves the car’s look but also complements its sporty performance ethos.
How Do Exhaust Systems Affect the Performance of an FR-S?
Performance gains are typically a primary goal for those looking to upgrade their exhaust systems. A high-flow exhaust can lead to noticeable improvements in engine output and efficiency, making it a worthwhile investment for those seeking enhanced performance from their FR-S.
How Can Upgrading Your Exhaust System Enhance Your Driving Experience?
Enhanced Aesthetics: A visually appealing exhaust system can dramatically change the look of your vehicle. Aftermarket exhaust tips come in various styles and finishes, allowing drivers to customize their car’s appearance and make a statement about their personal taste.
Customization Options: The market offers a wide range of exhaust systems tailored to different driving preferences, from mild to aggressive tones. This variety allows drivers to select an exhaust system that not only meets their performance needs but also aligns with their stylistic preferences, ensuring a personalized driving experience.
What Common Misconceptions Exist About FR-S Exhaust Systems?
There are several common misconceptions about FR-S exhaust systems that can lead to confusion among car enthusiasts.
- All aftermarket exhausts are loud: Many believe that upgrading to an aftermarket exhaust system will always result in a significantly louder vehicle.
- Exhaust systems only improve sound: Some people assume that the primary purpose of an aftermarket exhaust is to enhance the vehicle’s sound, overlooking performance benefits.
- Installation is always complicated: There is a notion that installing an aftermarket exhaust system requires advanced mechanical skills or professional help.
- Price equals performance: Some think that the most expensive exhaust systems are automatically the best in terms of performance and quality.
- All exhaust systems are the same: Many car owners believe that all exhaust systems will provide similar benefits, not recognizing the differences in design and material.
The belief that all aftermarket exhausts are loud is misleading; many brands offer performance exhaust systems designed to enhance sound without being excessively noisy, catering to those who prefer a more subtle upgrade.
While sound improvement is a noticeable benefit of an aftermarket exhaust, it is essential to recognize that these systems can also enhance performance by reducing back pressure, improving airflow, and thus increasing horsepower and torque.
The misconception that installation is always complicated is not necessarily true; many aftermarket exhaust systems are designed for straightforward installation, often with bolt-on options that can be handled by DIY enthusiasts with basic tools.
Price does not always correlate with performance; while high-end exhaust systems may offer superior materials and craftsmanship, there are many mid-range options that provide excellent performance without breaking the bank.
Finally, the notion that all exhaust systems are the same ignores the variety of designs, such as cat-back, axle-back, and header-back systems, each tailored for different performance goals and sound preferences, making it crucial to research before purchasing.
Related Post: