If you’re looking for the best cat-back exhausts for your Scion FR-S in 2026, I recommend considering options like the Auto Dynasty J2 for Subaru BRZ, MagnaFlow Street Series 15157, J2 Engineering for 13+ FRS/BRZ, REV9 Single Exit Kit, and MBRP’s Dual Split Race. These systems offer great sound, performance gains, and durability with high-quality materials. Keep exploring to discover which one fits your style and goals perfectly.
Key Takeaways
- Prioritize systems like the Auto Dynasty J2 and J2 Engineering for proven bolt-on fitment and performance gains of 15-25 HP.
- Choose stainless steel options such as MagnaFlow or MBRP for durability, corrosion resistance, and long-term reliability.
- Consider sound preferences—deep aggressive tones from J2 Engineering or a more refined sporty hum from MagnaFlow.
- Verify compatibility with 2013-2021 models, ensuring proper inlet/outlet diameters and mounting points for a seamless installation.
- Balance budget and features, with premium systems offering enhanced materials and performance, while more affordable options still deliver quality sound and flow.
| Auto Dynasty J2 Exhaust System for Subaru BRZ 86 |  | Performance Powerhouse | Material: High-quality stainless steel | Fitment: Scion FR-S, Subaru BRZ, Toyota 86 | Installation Type: Direct bolt-on | VIEW LATEST PRICE | See Our Full Breakdown |
| MagnaFlow Street Series Cat-Back Performance Exhaust System 15157 |  | Sound & Style Leader | Material: Durable stainless steel | Fitment: Compatible with specific models (implied fit for similar vehicles) | Installation Type: DIY, bolt-on | VIEW LATEST PRICE | See Our Full Breakdown |
| J2 Engineering Cat Back Exhaust for 13+ FRS/BRZ |  | Precision Performance | Material: T-304 stainless steel | Fitment: 2013+ FRS/BRZ | Installation Type: Precise fit, bolt-on | VIEW LATEST PRICE | See Our Full Breakdown |
| REV9 Single Exit Cat-Back Exhaust Kit for Scion FR-S |  | Lightweight Strength | Material: Stainless steel | Fitment: Scion FR-S 2013-2016 | Installation Type: Hassle-free bolt-on | VIEW LATEST PRICE | See Our Full Breakdown |
| MBRP 3″ Dual Split Race Exhaust System |  | Race-Ready Dominance | Material: T409 stainless steel | Fitment: Designed for Scion FR-S | Installation Type: Bolt-on, hardware included | VIEW LATEST PRICE | See Our Full Breakdown |
More Details on Our Top Picks
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MagnaFlow Street Series Cat-Back Performance Exhaust System 15157
ICONIC MAGNAFLOW SOUND - The Street Series is engineered to deliver the resonant, throaty sound that MagnaFlow is...
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Auto Dynasty J2 Exhaust System for Subaru BRZ 86
The Auto Dynasty J2 Exhaust System stands out as an excellent choice for Subaru BRZ 86 owners who want to boost performance without compromising durability. Designed for easy bolt-on installation, it’s compatible with the 2013-2021 BRZ and similar models like the Scion FR-S and Toyota 86. Made from high-quality stainless steel, it features computerized mandrel bends and TIG welding for strength and corrosion resistance. This high-performance axle-back exhaust enhances airflow, delivering a more aggressive sound while maintaining smoothness. The double-walled 4-inch tip adds a sleek look. Overall, it’s a reliable upgrade that maximizes power and durability with minimal effort.
- Material:High-quality stainless steel
- Fitment:Scion FR-S, Subaru BRZ, Toyota 86
- Installation Type:Direct bolt-on
- Exhaust Tip Style:Double walled muffler tip (4 inches)
- Sound Profile:Maximized power sound, smooth
- Performance Gain:Enhances airflow, smooth power
- Additional Feature:Computerized mandrel-bends for strength
- Additional Feature:TIG welded CNC machining
- Additional Feature:Double walled muffler tip
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J2 Engineering J2-CBE-002 Cat Back Exhaust System [Compatible with 13+ FRS/BRZ]
【FITMENT】Compatible with 2013+ Scion FRS; Compatible with Subaru BRZ
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MagnaFlow Street Series Cat-Back Performance Exhaust System 15157
If you’re looking to boost your Scion FR-S’s performance and sound, the MagnaFlow Street Series Cat-Back Performance Exhaust System 15157 stands out as an excellent choice. It delivers that iconic MagnaFlow throaty tone, balancing aggressive and refined notes both inside and outside the car. Dyno-tested for real performance gains, it improves exhaust flow, increasing power and responsiveness. Made from durable stainless steel using CNC precision manufacturing, it’s built to last and withstand corrosion. Designed with perfect OEM fitment and included hardware, installation is straightforward. Plus, with a limited lifetime warranty, I can confidently say it’s a reliable upgrade that elevates your driving experience.
- Material:Durable stainless steel
- Fitment:Compatible with specific models (implied fit for similar vehicles)
- Installation Type:DIY, bolt-on
- Exhaust Tip Style:No specific tip described
- Sound Profile:Iconic MagnaFlow throaty tone, aggressive
- Performance Gain:Increases engine power, flow dynamics
- Additional Feature:Iconic MagnaFlow sound
- Additional Feature:Extensive performance testing
- Additional Feature:Made in the USA
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REV9 2-CB-206_1 Single Exit Cat-Back Stainless Steel Exhaust Kit compatible with Scion FR-S (ZN6) 2013-16
Compatible with Scion FR-S (ZN6) 2013 2014 2015 2016
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J2 Engineering Cat Back Exhaust for 13+ FRS/BRZ
For owners seeking a high-performance upgrade that delivers both power and sound, the J2 Engineering Cat Back Exhaust for 13+ FRS/BRZ stands out. Designed specifically for 2013+ models, it offers a perfect fit and exceptional durability thanks to high-quality T-304 stainless steel, CNC mandrel bends, and TIG-welded CNC-machined flanges. Dyno tests reveal instant gains of 15-25 horsepower and enhanced low-end torque. The system features larger pipes, low-restriction mufflers, and tuned resonators, producing a deep, aggressive exhaust note while improving flow and efficiency. It’s an excellent choice for drivers wanting a noticeable performance boost with a refined sound.
- Material:T-304 stainless steel
- Fitment:2013+ FRS/BRZ
- Installation Type:Precise fit, bolt-on
- Exhaust Tip Style:Double-walled rolled tip (2.25 inch inlet)
- Sound Profile:Deep, aggressive, smooth exhaust tone
- Performance Gain:15-25 HP gain, better torque
- Additional Feature:Instant power gains (15-25 hp)
- Additional Feature:Larger pipes for flow
- Additional Feature:Tuned resonators included
REV9 Single Exit Cat-Back Exhaust Kit for Scion FR-S
Designed specifically for the 2013-2016 Scion FR-S, the REV9 Single Exit Cat-Back Exhaust Kit offers a sleek, single exit design that boosts both performance and style. Made from high-quality stainless steel, it’s built for durability and corrosion resistance. The larger 60 mm piping and mandrel bends improve exhaust flow, increasing horsepower and delivering a deep, aggressive tone. TIG-welded joints and CNC flanges ensure a precise fit, while the lightweight construction enhances handling. Installation is straightforward with included hardware, making it a hassle-free upgrade. Overall, this kit combines durability, performance, and a bold sound for enthusiasts seeking a standout exhaust system.
- Material:Stainless steel
- Fitment:Scion FR-S 2013-2016
- Installation Type:Hassle-free bolt-on
- Exhaust Tip Style:Single exit with stainless steel muffler tip
- Sound Profile:Deep, aggressive, smooth
- Performance Gain:Increased horsepower, reduced weight
- Additional Feature:Up to 60% weight reduction
- Additional Feature:Mandrel-bent pipes
- Additional Feature:Stainless steel hardware
MBRP 3″ Dual Split Race Exhaust System
The MBRP 3″ Dual Split Race Exhaust System stands out for enthusiasts seeking a performance upgrade that combines power with style. It’s designed for easy bolt-on installation, including all hardware and clear instructions to make the process hassle-free. This system boosts horsepower and torque, enhancing acceleration and towing capacity. The deep, aggressive exhaust note emphasizes power while minimizing drone for a comfortable ride. Precision engineering guarantees efficient gas flow, which can improve fuel economy and lower operating costs. With its dual split rear design, 4.5″ tips, and race-grade T409 material, this exhaust offers a sleek, high-performance upgrade for your FR-S.
- Material:T409 stainless steel
- Fitment:Designed for Scion FR-S
- Installation Type:Bolt-on, hardware included
- Exhaust Tip Style:Dual tips (4.5 inches)
- Sound Profile:Deep, aggressive, minimal drone
- Performance Gain:Boosts horsepower, torque, efficiency
- Additional Feature:Race version construction
- Additional Feature:4.5″ dual split tips
- Additional Feature:Optimized exhaust gas flow
Factors to Consider When Choosing a Cat-Back Exhaust for Scion FR-S
When selecting a cat-back exhaust for your Scion FR-S, I consider sound preferences, performance benefits, and material quality to make sure I get the best value. Installation ease and proper compatibility also matter to ensure a smooth upgrade process. Knowing what factors to prioritize helps me find the perfect fit for my driving style and goals.
Sound Preferences
Choosing the right cat-back exhaust for your Scion FR-S largely depends on your sound preferences, since exhaust tones can vary widely based on design and components. Some owners want a deep, aggressive roar that commands attention, while others prefer a smooth, refined hum for a more subtle sporty feel. Muffler and resonator configurations play a big role—larger or tuned components can produce more pronounced, deeper sounds. Material choices like stainless steel or titanium subtly influence resonance and acoustic quality. Additionally, the length and diameter of the pipes affect sound frequency and volume; bigger diameters usually deliver deeper tones. Ultimately, sound preference is subjective—know whether you want to stand out loudly or enjoy a more subdued, sporty note.
Performance Gains
Upgrading to a cat-back exhaust can markedly boost your Scion FR-S’s performance by enhancing exhaust flow and reducing back pressure. This improvement often results in increased horsepower and torque, verified through dyno testing. Larger diameter piping and high-flow mufflers are key components that help deliver these gains, making your engine more efficient. You’ll notice a deeper, more aggressive exhaust note that enhances the driving experience without sacrificing daily drivability. Plus, a well-chosen system can improve throttle response, giving your car a more responsive feel overall. Keep in mind, the right setup depends on your goals—whether maximum power or a balanced blend of sound and performance. Proper selection guarantees you get measurable, satisfying improvements that truly make a difference on the road.
Material Quality
The material quality of a cat-back exhaust directly impacts its durability and performance, making it a crucial factor in your selection process. I recommend choosing systems made from high-quality materials like T-304 stainless steel, which resist corrosion and last longer. CNC-machined flanges and mandrel bends ensure a precise fit and consistent flow, boosting efficiency. TIG welding adds strength and prevents leaks, especially under high pressure. Material selection also determines how well the exhaust withstands extreme temperatures and harsh environments. Investing in durable, corrosion-resistant materials can considerably extend your exhaust system’s lifespan, saving you money on maintenance over time. Overall, quality materials ensure your exhaust performs reliably and looks great for years to come.
Installation Ease
When selecting a cat-back exhaust for your Scion FR-S, ease of installation should be a top consideration. Opt for a direct bolt-on system, which typically requires no modifications and can be installed with basic tools. Check if the kit includes all necessary hardware and detailed instructions—this makes DIY installation much smoother. Systems with mandrel-bent pipes and CNC-machined flanges often fit better and require less adjustment. Lighter exhausts also tend to be easier to handle during installation and can improve overall handling. Most importantly, ensure the exhaust is compatible with your specific vehicle model and year to prevent fitment issues. Prioritizing these factors will save you time, frustration, and possibly extra costs.
Compatibility Fit
Ensuring compatibility is essential when choosing a cat-back exhaust for your Scion FR-S, as it affects fitment, performance, and ease of installation. First, make certain the system is designed specifically for your model year to guarantee proper fitment. Check that the inlet and outlet diameters match your stock exhaust or your desired upgrade specs to prevent installation issues. It’s also important to verify compatibility with any aftermarket modifications like headers or downpipes to ensure seamless integration. Additionally, confirm that the mounting points and hardware are compatible with your FR-S’s existing exhaust system for a straightforward install. Lastly, decide if you prefer a driver-side or rear exit setup to match your vehicle’s original configuration or aesthetic preferences.
Price Range
Pricing for cat-back exhaust systems on the Scion FR-S generally ranges from about $300 to over $1,000, depending on factors like materials, brand, and performance features. If you’re on a budget, you can find decent options between $300 and $600 that provide basic performance gains and are easy to install. Mid-range systems, costing between $600 and $900, often feature better materials, improved sound, and increased durability. For those seeking top-tier quality, high-end models exceeding $900 deliver advanced engineering, craftsmanship, and sometimes additional modifications for maximum performance. Your budget plays a key role in narrowing down choices, helping you decide whether to go for affordable, premium, or custom race-inspired exhaust systems. Knowing your price range upfront makes the selection process much simpler.
Durability Factors
Choosing a durable cat-back exhaust for your Scion FR-S means paying close attention to the materials and manufacturing techniques used. High-quality stainless steel, like T-304 or T409, resists corrosion and rust, extending the system’s lifespan. Advanced manufacturing methods such as computerized mandrel-bending and TIG welding ensure structural integrity, preventing cracks and leaks over time. CNC-machined flanges and precise robotic assembly provide a secure fit, reducing wear and failure under high-pressure conditions. Double-walled muffler tips offer extra protection against heat, pressure, and environmental damage. Proper coating and careful material selection are essential for handling harsh driving environments, including road salt, moisture, and temperature swings. These factors collectively determine the exhaust’s durability and long-term performance.
Frequently Asked Questions
How Does a Cat-Back Exhaust Affect Fuel Efficiency?
A cat-back exhaust can improve fuel efficiency by reducing backpressure, allowing the engine to breathe more easily. When my exhaust is optimized, I notice my car runs more smoothly and sometimes even gets better gas mileage. However, if I use a louder or sportier exhaust without proper tuning, it might actually decrease efficiency due to increased airflow demands. Overall, a well-chosen exhaust can positively impact fuel economy.
Are Aftermarket Exhausts Legal for Street Use in 2026?
Yes, aftermarket exhausts are generally legal for street use in 2026, but it depends on your local laws. I always check my state’s regulations before installing one, ensuring it passes noise and emissions standards. Many manufacturers design exhausts that are street-legal, so I recommend choosing those to avoid fines or trouble. Remember, staying compliant keeps your vehicle safe and legal on the road.
What Is the Typical Installation Time for These Systems?
Ever wonder how long it takes to give your Scion FR-S that throaty new sound? Typically, installing a cat-back exhaust takes about 2 to 4 hours. I’ve done it myself, and it’s a manageable project, especially if you’ve got some basic tools. Do you want to spend a weekend or just a few hours transforming your ride? Either way, it’s pretty rewarding to see your car’s new roar come to life!
How Do Exhaust Sound Levels Vary Among Options?
The exhaust sound levels vary quite a bit among options. Some systems produce a deep, aggressive growl that’s perfect for enthusiasts wanting a sporty tone, while others offer a more refined, subtle hum for everyday driving. I recommend listening to sound clips or visiting a shop to hear the differences firsthand. Your choice depends on whether you want loud and bold or quiet and unobtrusive in your daily driving experience.
Do These Exhausts Improve Vehicle Handling or Just Performance?
These exhausts mainly boost performance and sound, but they can also improve handling slightly by reducing weight and optimizing airflow. I’ve noticed that a well-designed cat-back system can make my car feel more responsive and nimble, especially during acceleration and cornering. While the primary benefit is performance, I’d say they do contribute to better handling, making your driving experience more enjoyable overall.
Conclusion
So, there you have it—five options to turn your Scion FR-S into a roaring beast… or at least sound like one. Remember, choosing the right exhaust isn’t just about boosting performance; it’s about making your neighbors regret ignoring your car’s new growl. So go ahead, pick your favorite, and let the streets hear your “subtle” upgrade—because nothing says “discreet” like a cat-back exhaust that’s impossible to ignore. Happy tuning!
