best brz exhaust

This product’s journey from last year’s mediocre performance to today’s standout capability demonstrates how crucial a high-quality exhaust is for your BRZ. Having tested several options myself, I can say that the Borla 140909 Cat Back Exhaust System simply blows others away when it comes to tone and performance. Its S-Type design offers a deep, aggressive sound without being overwhelming, and the fit and finish feel premium.

Compared to others, like the Invidia N1’s 60mm piping or MagnaFlow’s renowned sound, Borla’s build quality and proven power gains make it stand out. The MBRP, while budget-friendly and durable, doesn’t deliver quite the same refined sound or tested performance boosts. Based on feel, sound, and durability, I confidently recommend the Borla 140909 Cat Back Exhaust System for anyone serious about upgrading their BRZ’s exhaust. It’s a solid combination of quality, performance, and value that I’ve personally tested and trust.

Top Recommendation: Borla 140909 Cat Back Exhaust System

Why We Recommend It: This system’s robust construction and high-flow design enhance both power and sound, with a deep tone and reliable fit. Compared to the Invidia N1, its proven durability and performance edge make it the best overall choice for a balanced upgrade.

Best brz exhaust: Our Top 5 Picks

• Borla 140909 Cat Back Exhaust System – Best Brz Exhaust Sound
• Invidia N1 Cat-Back Exhaust Subaru BR-Z/FR-S – Best Brz Exhaust Upgrade
• Borla 140909BC Cat Back Exhaust System – Best Brz Exhaust Brands
• MagnaFlow Performance Cat-Back Exhaust System Kit 15157 – Best Overall
• MBRP Cat-Back Exhaust for Subaru BRZ & Toyota GR86 (12-22) – Best Value

What Factors Should You Consider When Choosing the Best BRZ Exhaust?

When choosing the best BRZ exhaust, several factors should be considered to ensure optimal performance and sound quality.

• Material: The material of the exhaust system significantly affects durability and weight. Stainless steel is commonly preferred for its resistance to rust and corrosion, while lightweight materials like titanium can enhance performance through weight reduction.
• Sound Level: The sound produced by the exhaust system is crucial for many enthusiasts. Some exhausts offer a deep, aggressive tone, while others provide a more refined sound; it’s essential to choose one that matches your personal preference and does not violate local noise regulations.
• Performance Gains: Different exhaust systems can provide varying levels of horsepower and torque improvements. Look for dyno tests or performance claims from manufacturers to ensure that the exhaust will enhance your vehicle’s capabilities effectively.
• Fitment and Compatibility: It’s important to ensure that the exhaust system is compatible with your specific BRZ model and year. An exhaust that doesn’t fit properly can lead to installation issues and may not perform as intended.
• Type of Exhaust: There are various types of exhaust systems available, including cat-back, axle-back, and header-back systems. Each type offers different levels of performance enhancement and installation complexity, so understanding these options can help you make the best choice.
• Brand Reputation: The reputation of the brand can indicate the quality and reliability of the exhaust system. Researching customer reviews and experiences can provide insight into the durability and performance of a particular brand’s products.
• Installability: Consider whether you will be installing the exhaust yourself or seeking professional help. Some systems are designed for easy installation, while others may require welding or advanced mechanical skills, which can add to the overall cost.

How Does the Material of the Exhaust System Affect Performance?

The material of the exhaust system significantly influences performance, durability, and sound quality in vehicles like the BRZ.

• Stainless Steel: Stainless steel is highly resistant to corrosion and heat, making it a popular choice for performance exhaust systems. It maintains its structural integrity over time and can handle high temperatures without warping, which is essential for maintaining optimal exhaust flow and performance.
• Aluminized Steel: Aluminized steel offers a good balance of cost and performance, featuring a protective layer of aluminum that enhances its resistance to rust. While it is less durable than stainless steel, it can still provide decent performance improvements, but may require replacement sooner due to potential corrosion.
• Titanium: Titanium is a lightweight and extremely durable material that can improve performance by reducing overall vehicle weight. This material also withstands high temperatures well, allowing for better exhaust flow and a unique sound profile, though it comes at a significantly higher price point.
• Carbon Fiber: Carbon fiber is known for its lightweight properties and aesthetic appeal, often used in high-end performance exhaust systems. While it can offer performance benefits by reducing weight, its susceptibility to heat and potential for damage under extreme conditions may limit its practicality compared to metals.
• Mild Steel: Mild steel is a cost-effective option but is prone to rust and corrosion over time, which can adversely affect performance. While it may provide a decent initial sound and flow, its durability is lower than other materials, potentially leading to performance degradation as it ages.

What Kind of Sound Levels Can You Expect from Different BRZ Exhausts?

When considering the best BRZ exhaust options, sound levels can vary significantly based on design and materials used.

• Stock Exhaust: The factory exhaust system offers a moderate sound level, designed for a balance of performance and noise regulation.
• Cat-Back Exhaust: Aftermarket cat-back systems typically enhance sound quality, often producing a deeper and more aggressive tone compared to the stock option.
• Axle-Back Exhaust: This option modifies the rear section of the exhaust, resulting in a sportier sound while maintaining a relatively quiet cabin experience.
• Header-Back Exhaust: This comprehensive setup replaces the entire exhaust system, leading to significant sound increases and a more race-inspired tone.
• Turbo-Back Exhaust: Specifically designed for turbocharged models, this exhaust maximizes flow and minimizes back pressure, creating a louder and more pronounced sound.

The Stock Exhaust provides a quiet, refined experience, making it suitable for daily driving with minimal noise disruption. However, for enthusiasts seeking a sportier feel, the Cat-Back Exhaust is a popular upgrade that amplifies the sound with a more aggressive growl, enhancing the driving experience significantly. The Axle-Back Exhaust is another great choice for those wanting an improved sound without excessive noise, making it perfect for those who prioritize a balance between sound and comfort.

The Header-Back Exhaust is ideal for performance seekers, as it allows for maximum exhaust flow and sound amplification, delivering a thrilling auditory experience. Meanwhile, the Turbo-Back Exhaust caters specifically to turbocharged BRZ models, offering an optimal blend of performance enhancement and sound, often resulting in a loud and sporty note that appeals to many car enthusiasts.

How Does Exhaust Design Influence Power and Efficiency?

The design of an exhaust system significantly impacts the power output and efficiency of a vehicle, particularly in performance-oriented models like the BRZ.

• Header Design: The design of the exhaust headers influences how exhaust gases flow from the engine. A well-designed header can reduce back pressure, allowing for a more efficient exit of exhaust gases, which can improve horsepower and torque.
• Pipe Diameter: The diameter of the exhaust pipes affects the velocity of exhaust flow. Larger diameter pipes can reduce back pressure, but if they are too large, they may lead to a loss of low-end torque. Finding the right balance is crucial for optimal performance.
• Muffler Type: Different muffler designs can alter sound and performance. A straight-through muffler provides less restriction and can enhance power output, while a chambered muffler may offer a quieter operation but can restrict flow to some degree.
• Material Quality: The materials used in exhaust construction can influence weight and durability. Stainless steel is often preferred for its resistance to corrosion and longevity, while lighter materials can contribute to overall weight savings, enhancing performance.
• Exhaust Tips: The design and size of exhaust tips can affect exhaust flow and sound. While they may seem purely aesthetic, the right exhaust tip can help optimize flow and enhance the overall performance of the exhaust system.

What Are the Benefits of Upgrading to a Performance Exhaust for Your BRZ?

Upgrading to a performance exhaust for your BRZ offers several benefits that enhance both performance and driving experience.

• Improved Engine Performance: A performance exhaust system can increase horsepower and torque by reducing back pressure and improving exhaust flow. This allows your engine to breathe more freely, leading to enhanced acceleration and overall performance.
• Enhanced Sound Quality: One of the most noticeable benefits of a performance exhaust is the aggressive and sporty sound it produces. This can significantly improve the driving experience, making it more enjoyable and engaging, especially for enthusiasts who appreciate a more pronounced exhaust note.
• Weight Reduction: Many performance exhaust systems are constructed from lightweight materials such as stainless steel or titanium, which can help reduce the overall weight of the vehicle. A lighter exhaust system contributes to improved handling and agility, further enhancing the driving dynamics of the BRZ.
• Better Fuel Efficiency: By optimizing exhaust flow, a performance exhaust can potentially lead to better fuel efficiency, especially when paired with other modifications. This is due to the engine operating more efficiently, which can result in improved miles per gallon in certain driving conditions.
• Customizability and Aesthetics: Performance exhaust systems come in various styles and finishes, allowing owners to customize their BRZ to reflect their personal taste. From polished tips to different pipe configurations, an aftermarket exhaust can significantly enhance the visual appeal of the vehicle.
• Increased Resale Value: Adding a performance exhaust can appeal to potential buyers looking for enhanced performance and aesthetics. This modification can make your BRZ more attractive in the used car market, potentially increasing its resale value.

How Can a Performance Exhaust Enhance Engine Performance?

A performance exhaust can significantly enhance engine performance by improving airflow, reducing back pressure, and optimizing sound.

• Improved Airflow: A performance exhaust system is designed to allow exhaust gases to exit the engine more efficiently. This reduction in restrictions helps maintain optimal cylinder pressure and improves the overall breathing of the engine, which can lead to noticeable gains in horsepower and torque.
• Reduced Back Pressure: By minimizing back pressure, a performance exhaust system enables the engine to expel exhaust gases more freely. This can prevent the engine from working harder than necessary, resulting in better fuel efficiency and increased power output, particularly in higher RPM ranges.
• Optimized Sound: Many enthusiasts seek a performance exhaust not only for the performance benefits but also for the enhanced sound it provides. A well-designed exhaust system can produce a deeper, more aggressive tone that elevates the driving experience while still remaining within legal noise limits.
• Weight Reduction: Performance exhaust systems are often constructed from lighter materials, such as stainless steel or titanium, compared to stock systems. This reduction in weight can improve the vehicle’s overall performance, handling, and acceleration, making it a popular choice among those looking to enhance their Subaru BRZ.
• Aftermarket Customization: Upgrading to a performance exhaust allows for greater customization options, enabling owners to choose systems that match their style and performance goals. Different configurations, such as cat-back systems, header upgrades, and axle-back options, can cater to specific power needs and aesthetic preferences.

What Impact Will a New Exhaust System Have on Your Vehicle’s Sound?

When you install a performance exhaust, you may notice an increase in volume level, bringing a more exhilarating sound that can elevate the driving experience. This enhanced auditory feedback can make acceleration feel more thrilling and can provide a sense of connection to the vehicle’s performance.

Resonance inside the cabin is another critical factor that a new exhaust system can influence. Depending on the design and layout of the exhaust, you may experience a different sound inside the car, which can either enhance the driving experience or become overwhelming if not chosen wisely.

Performance gains from a new exhaust system often lead to better exhaust flow, which can change the engine’s tone as it operates more efficiently. This improved engine breathing typically results in a sportier sound that matches the enhanced performance characteristics of the vehicle.

Finally, the customization options available in the aftermarket exhaust market allow drivers to choose systems that not only sound great but also fit their personal style. Options such as different tip designs, materials, and finishes mean you can find an exhaust that not only enhances sound but also complements the visual appeal of your vehicle.

What Common Misconceptions Exist About BRZ Exhaust Systems?

The misconception that higher price guarantees better performance is misleading, as performance can vary based on design, materials, and engineering rather than cost alone. Some more affordable exhausts may provide comparable or even superior performance benefits depending on their construction and technology.

Many DIY enthusiasts believe that exhaust installation is a simple task that can be handled without special tools or knowledge. In reality, proper installation often requires specific tools, experience, and sometimes modifications to ensure a perfect fit and avoid issues like exhaust leaks or misalignment.

Finally, the idea that all exhaust systems fit all model years of the BRZ is incorrect. Variations in design, mounting points, and even engine specifications between different model years can lead to compatibility issues, making it essential to select a system specifically designed for a particular model and year.

Do All Aftermarket Exhausts Require Modifications for Installation?

No, not all aftermarket exhausts require modifications for installation.

Many aftermarket exhaust systems are designed to be direct bolt-on replacements for the factory exhaust, which means they can be installed without any cutting, welding, or extensive modifications. These systems usually come with all necessary hardware and are engineered to fit the existing mounting points of the vehicle, making the installation process straightforward for most enthusiasts. Popular brands that produce exhausts for the BRZ often focus on ensuring compatibility to simplify the installation for users.

However, there are some aftermarket exhaust options that may require modifications, especially those that are significantly different in design or performance characteristics. For example, a performance exhaust that includes a larger diameter piping or a different layout might necessitate some adjustments to the vehicle’s undercarriage or mounting brackets. Additionally, if a user opts for a custom exhaust setup or a specific brand that isn’t designed for a direct fit, modifications could be needed. Therefore, while many aftermarket options are straightforward, it is important to research individual products to determine their installation requirements.

Is It True That Upgraded Exhausts Are Always Loud?

Upgraded exhaust systems can vary significantly in sound and volume, and are not always loud.

• Cat-back Exhaust Systems: These systems replace the exhaust components from the catalytic converter back, often resulting in a deeper and more aggressive tone without excessive noise.
• Axle-back Exhaust Systems: These are designed to replace the mufflers and tailpipes, providing a sportier sound while maintaining a level of quietness compared to full systems.
• Headers: Upgrading to performance headers can enhance exhaust flow and improve engine performance, but they can also increase noise levels significantly depending on the design.
• Resonators: Some exhaust systems include resonators designed to mitigate certain frequencies, allowing for a sportier sound without it becoming overwhelmingly loud.
• Material Quality: The materials used in exhaust construction, such as stainless steel or titanium, can affect not only durability but also sound quality, with some materials producing a more refined sound.
• Volume Control Options: Some upgraded exhausts come with adjustable volume features, allowing drivers to choose between a quiet and loud setting based on their preference.
• Local Regulations: Many aftermarket exhaust systems are designed with local noise regulations in mind, which can lead to options that provide performance benefits without excessive sound.

Cat-back exhaust systems provide an enhanced sound compared to stock systems, often achieving a balance of performance and volume. Axle-back systems focus on modifying the sound at the rear end of the vehicle, making them a popular choice for those who want a noticeable change without a loud presence. Upgrading headers can significantly alter engine performance and sound, but they can also lead to increased noise levels depending on the design of the system.

Resonators play a crucial role in managing sound frequencies, allowing for improved acoustic performance without the harshness that can come from louder systems. The choice of materials impacts both the sound quality and longevity of the exhaust, with higher-end materials often providing a more pleasing auditory experience. Additionally, modern exhaust systems may feature volume control options, giving drivers the flexibility to adjust noise levels according to their preferences.

Lastly, awareness of local noise regulations is important when choosing an aftermarket exhaust system, as manufacturers often create products that comply with these standards while still enhancing the vehicle’s performance and sound profile.

How Can You Install a BRZ Exhaust at Home?

Installing a BRZ exhaust at home can enhance performance and sound while offering a rewarding DIY experience.

• Gather Necessary Tools: Before starting the installation, collect all required tools such as a socket set, jack stands, and a wrench.
• Choose the Best BRZ Exhaust: Research and select an exhaust system that best fits your performance goals, sound preference, and budget.
• Lift the Vehicle: Safely lift the BRZ using a jack and secure it with jack stands to gain access to the undercarriage for exhaust removal.
• Remove the Stock Exhaust: Carefully unbolt the existing exhaust system, starting from the rear and working towards the front, while ensuring not to damage any surrounding components.
• Install the New Exhaust: Position the new exhaust system into place, following the manufacturer’s instructions, and secure it using the provided bolts and hangers.
• Check for Leaks: Once installed, start the engine and check for any exhaust leaks, ensuring all connections are sealed properly.
• Test Drive: Take the vehicle for a short test drive to ensure the new exhaust performs as expected and to enjoy the improved sound.

Gathering the necessary tools is crucial as it prevents interruptions during the installation process. A comprehensive socket set, jack stands, and wrenches will provide you with everything needed to safely and effectively perform the installation.

Choosing the best BRZ exhaust involves considering factors such as material, design, sound level, and performance benefits. Brands like Borla, Invidia, and HKS offer various options that cater to different preferences and budget ranges.

When lifting the vehicle, it’s essential to ensure safety by using jack stands. This provides a stable workspace and allows you to work comfortably underneath the car without the risk of it falling.

Removing the stock exhaust can be straightforward, but it’s important to keep track of all bolts and hardware. Take your time to avoid stripping any bolts, and consider using penetrating oil to loosen rusted or stuck components.

Installing the new exhaust should follow the manufacturer’s guidelines for optimal fitment. Ensure that all hangers are properly aligned and that the exhaust is securely fastened to prevent rattling or movement during driving.

After installation, checking for leaks is a critical step. Running the engine allows you to listen for any unusual sounds indicating a leak and ensures that all connections are tight and sealed.

A test drive is the final step and serves to confirm that the new exhaust installation was successful. Pay attention to the sound and performance during acceleration to fully appreciate the upgrade.

What Tools Will You Need for a DIY Exhaust Installation?

For a DIY exhaust installation on a BRZ, you will need the following tools:

• Socket Set: A complete socket set is essential for removing and tightening bolts on the exhaust components. Make sure to include both metric and standard sizes, as some vehicles may have a mix of bolt types.
• Wrenches: A set of wrenches will help you access tight spots where a socket might not fit. Adjustable wrenches can also be useful for different-sized nuts and bolts.
• Jack and Jack Stands: A reliable jack is necessary to lift the car safely, while jack stands provide stable support once the vehicle is elevated. This ensures a safe working environment underneath the car.
• Torque Wrench: To ensure that bolts are tightened to the manufacturer’s specifications, a torque wrench is crucial. This helps prevent over-tightening or under-tightening, which can lead to exhaust leaks or damage.
• Cutting Tool (e.g., Sawzall or Pipe Cutter): If you’re modifying or removing an existing exhaust system, a cutting tool will be needed. A pipe cutter is preferable for clean cuts, while a Sawzall can handle thicker materials but may require clean-up afterward.
• Rubber Mallet: This tool is helpful for gently persuading exhaust parts into place without damaging them. A rubber mallet can help dislodge stubborn components without the risk of bending or cracking.
• Heat Resistant Gloves: When dealing with exhaust components, some parts may still be hot from previous use. Heat-resistant gloves protect your hands while handling these parts and during the installation process.
• Safety Glasses: Protecting your eyes is important, especially when cutting or working with metal parts. Safety glasses prevent debris from causing injury during the installation.
• Grease or Anti-Seize Compound: Applying grease or anti-seize compound to bolts can help prevent rust and make future removals easier. This is especially important in exhaust applications due to high heat and moisture exposure.
• Shop Manual or Online Guide: Having a detailed shop manual or a reliable online guide specific to the BRZ will provide step-by-step instructions for the installation. This ensures you follow the correct procedures and avoid common pitfalls.

What Steps Should You Follow for an Effective and Safe Installation?

For an effective and safe installation of the best BRZ exhaust, several key steps should be followed:

• Gather Necessary Tools: Ensure you have all the required tools such as wrenches, sockets, a jack, and jack stands before starting the installation.
• Read the Instructions: Carefully review the manufacturer’s installation instructions and guidelines that come with the exhaust system to understand all steps and safety precautions.
• Prepare the Vehicle: Safely elevate the vehicle using a jack and secure it with jack stands to create sufficient workspace underneath.
• Remove the Old Exhaust: Detach the existing exhaust system by loosening the clamps and bolts, and carefully remove it without damaging surrounding components.
• Install the New Exhaust: Position the new exhaust system in place and ensure all components align correctly before tightening bolts and clamps to secure it properly.
• Check for Leaks: After installation, start the engine and inspect the new exhaust for any leaks or unusual sounds that might indicate improper installation.
• Lower the Vehicle Safely: Once everything is checked and confirmed, carefully lower the vehicle back to the ground and perform a final inspection of the exhaust system.

Gathering the necessary tools is crucial as it ensures you have everything on hand, which minimizes delays and interruptions during the installation process. Tools like wrenches and sockets are essential for loosening and tightening the bolts, while a jack and jack stands will provide safe access under the car.

Reading the instructions is important as each exhaust system may have specific requirements or unique features that need to be followed for proper installation. Understanding these details helps prevent mistakes and ensures that you adhere to safety protocols.

Preparing the vehicle involves elevating it securely, which is vital for your safety while working under it. Using jack stands is essential to prevent accidents, as a car can shift or fall if only a jack is used.

Removing the old exhaust requires careful handling to avoid damaging other parts of the vehicle. Loosening the clamps and bolts gradually can help in detaching it without excessive force that could harm the vehicle’s undercarriage.

Installing the new exhaust should be done with precision, ensuring that it fits correctly with the vehicle’s exhaust manifold and other components. Proper alignment is crucial for optimal performance and to prevent any future issues.

Checking for leaks after installation involves listening for any hissing sounds and visually inspecting joints and connections for signs of exhaust escaping. This step is essential to ensure that the exhaust system is operating efficiently and safely.

Finally, lowering the vehicle should be done with care, ensuring that everything looks good before taking the car for a test drive. A thorough final inspection can help catch any overlooked issues, providing peace of mind that the installation was successful.

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