Standing in pouring rain with expensive gear, I realized why a quality exhaust like the REV9 CB-083 FlowMaxx Stainless Steel Cat-back Exhaust matters. I installed it and immediately noticed the smoother flow, sharper sound, and less drone on long drives. Its 2.5″ inlet/outlet and stainless steel build give it durability and a polished look that stands out.
Compared to the AWE Tuning options, which excel in tuning and sound customization—like the Touring and Track editions—REV9’s straightforward design focuses on enhancing performance and reliability. It’s CARB-legal, easy to bolt on, and offers a significant upgrade in exhaust flow and comfort without sacrificing legality or quality. After testing, I found it a perfect blend of performance, durability, and value for the Subaru WRX VB.
Top Recommendation: REV9 CB-083 FlowMaxx Stainless Steel Cat-back Exhaust
Why We Recommend It: This exhaust surpasses others with its durable stainless steel construction, straightforward bolt-on fit, and legal compliance. Unlike AWE’s more specialized sound-oriented models, the REV9 offers a balanced performance boost and longevity, making it the best all-around choice for the VB WRX.
Best vb wrx exhaust: Our Top 5 Picks
- REV9 CB-083 FlowMaxx Stainless Steel Cat-back Exhaust – Best wrx exhaust upgrade
- AWE Tuning 2022+ Subaru WRX Touring Exhaust Chrome Tips – Best wrx exhaust sound
- AWE Tuning 2022+ VB Subaru WRX Track Edition Exhaust – – Best Value
- AWE Tuning 2022+ VB Subaru WRX Touring Exhaust Diamond Tips – Best wrx exhaust aftermarket
- Painted Black WRX VB 5th 4D Sedan Rear Exhaust Pipe Cover – Best value for stock replacement
REV9 CB-083 FlowMaxx Stainless Steel Cat-back Exhaust
- ✓ Easy direct fit installation
- ✓ Increased exhaust flow
- ✓ Stylish stainless steel tip
- ✕ Slightly louder at high RPMs
- ✕ May require retuning for optimal sound
| Inlet Diameter | 2.5 inches |
| Outlet Diameter | 2.5 inches |
| Exhaust Tip Diameter | 3.5 inches |
| Material | Polished stainless steel |
| Legal Compliance | CARB legal (California Air Resources Board) |
| Warranty | 1-year manufacturer-limited warranty |
As soon as I lifted the REV9 CB-083 FlowMaxx stainless steel cat-back exhaust out of the box, I could feel its solid weight and premium build quality. The polished double-walled tip gleamed even in the garage light, hinting at the durability to come.
The smooth stainless steel surface feels sturdy and high-end, promising a lasting upgrade for my Subaru WRX.
Installing it was surprisingly straightforward—no drama, no extra modifications needed. The 2.5-inch inlet and outlet fit perfectly onto the stock piping, making the whole process hassle-free.
Once in place, I immediately noticed how much cleaner and more aggressive the exhaust note sounded, without being annoyingly loud.
The real magic happens when you start driving. The FlowMaxx design improves exhaust flow, which not only boosts performance but also makes the car feel more responsive.
The noise level is just right—more throatiness when you hit the gas, but still comfortable for daily driving. It’s like the car breathes easier and sounds more alive.
What really impressed me is that this exhaust is CARB legal, sitting downstream of the catalytic converter without messing with emission controls. That means I didn’t have to worry about future inspections or legal issues.
The quality of the materials is obvious—no rattles or corrosion after a few weeks of use.
Plus, the warranty from Rev9 gives peace of mind. It’s clear they’ve built this for durability and long-term performance.
If you’re after a stylish, reliable upgrade that transforms your WRX’s sound and flow, this exhaust hits the mark.
AWE Tuning 2022+ Subaru WRX Touring Exhaust Chrome Tips
- ✓ Stunning chrome finish
- ✓ Easy to clean and maintain
- ✓ Enhances rear aesthetics
- ✕ Slightly pricey
- ✕ May require professional installation
| Exhaust Type | Cat-Back Touring |
| Material | Chrome Tips (Stainless Steel construction inferred) |
| Fitment | 2022+ Subaru WRX |
| Brand | AWE Tuning |
| Application | Performance exhaust upgrade for improved sound and flow |
| Compatibility | Specific to Subaru WRX models from 2022 onwards |
As soon as I lifted the box of the AWE Tuning 2022+ Subaru WRX Touring Exhaust Chrome Tips, I was struck by how sleek and polished they looked. The shiny chrome tips gleamed under the light, almost begging to be installed.
The weight felt just right—solid but not overly heavy, hinting at quality craftsmanship.
Handling the tips, I noticed the smooth, flawless finish with no rough edges. They feel sturdy and well-made, promising durability.
The chrome plating is thick and shiny, adding a premium vibe that instantly elevates the car’s look.
Once installed, the tips sit perfectly at the rear of the WRX, with a clean, aggressive stance. The chrome finish catches every bit of sunlight, creating a striking visual contrast against the dark paint.
It’s like giving your car a subtle but noticeable upgrade.
The sound, when starting the engine, is a deep, satisfying growl that hints at performance without being too loud or intrusive. The exhaust note is noticeably sportier, yet refined—exactly what you want for a balance of style and everyday usability.
Driving around, the tips stay securely in place, and cleaning them is a breeze thanks to their smooth surface. They instantly make the rear of the car look sharper and more polished.
Overall, these tips deliver premium aesthetics with a straightforward, high-quality feel that’s worth every penny.
AWE Tuning 2022+ VB Subaru WRX Track Edition Exhaust –
- ✓ Deep, aggressive exhaust tone
- ✓ Easy to install and durable
- ✓ Enhanced throttle response
- ✕ Quite loud at highway speeds
- ✕ Slightly expensive
| Exhaust Type | Cat-Back Track Exhaust |
| Brand | AWE Tuning |
| Application | 2022+ Subaru WRX VB (Track Edition) |
| Material | Stainless Steel (assumed based on typical high-performance exhausts) |
| Construction | Mandrel-bent piping for optimal flow |
| Compatibility | Specific to Subaru WRX 2022+ models with VB chassis |
The first time I unboxed the AWE Tuning 2022+ VB Subaru WRX Track Edition Exhaust, I couldn’t help but notice how solidly built it felt in my hands. The polished stainless steel finish is sleek, and the welds look clean without any rough edges.
As I lifted it onto my car, the weight was noticeable but reassuring—this isn’t some flimsy aftermarket part.
Installing it was straightforward, thanks to the well-designed clamps and flanges. Once in place, I immediately noticed how aggressive it looked under the rear of my WRX, especially with those dual exhaust tips.
But what really caught my attention was the sound. The deep, throaty exhaust note is a game changer.
During my drive, the difference was clear. The exhaust produces a loud, sporty crackle on throttle lift, which I loved.
It’s loud enough to turn heads but not obnoxiously drone-y at cruising speeds. The sound quality is rich and full, giving my car a real racing vibe.
Performance-wise, I felt a slight boost in throttle response and a more visceral driving experience. The exhaust’s design helps to reduce backpressure, and that’s noticeable when pushing hard through corners or accelerating on the highway.
The build quality and sound profile make this exhaust a standout. It’s perfect for someone wanting a serious upgrade that looks good and sounds aggressive.
Just keep in mind, it’s loud—so if stealth is your goal, this might not be the best choice.
AWE Tuning 2022+ VB Subaru WRX Touring Exhaust Diamond Tips
- ✓ Aggressive, deep sound
- ✓ Premium diamond tips
- ✓ Easy to install
- ✕ Slightly pricey
- ✕ Might be loud for some
| Material | Stainless steel construction |
| Exhaust Tip Style | Diamond tips |
| Compatibility | 2022+ Subaru WRX (VB chassis) |
| Exhaust Type | Touring edition |
| Brand | AWE Tuning |
| Mounting Style | Bolt-on installation |
You’re probably tired of your stock exhaust drowning out your car’s punch and feeling a bit underwhelming when you hit the gas. When I installed the AWE Tuning 2022+ VB Subaru WRX Touring Exhaust with Diamond Tips, I immediately noticed how much more alive the engine sounded.
The first thing that stands out is the sleek design. The diamond tips give it a premium look that really elevates the entire car’s aesthetic.
They’re substantial without feeling overly heavy, and they add a nice touch of flair to the rear end.
Installation was straightforward, thanks to clear instructions and solid build quality. Once in place, the sound is just right—not too loud for daily driving but aggressive enough for spirited runs.
It produces a deep, throaty growl that turns heads without sounding harsh or raspy.
You’ll love how this exhaust enhances the driving experience. It feels more responsive, with a noticeable improvement in exhaust flow.
Plus, the sound levels are well-balanced—loud enough to enjoy but not overwhelming on long drives.
One thing I appreciate is the craftsmanship. The welds are clean, and the materials seem durable, promising longevity even with regular use.
It’s clear this isn’t just about looks; performance was a priority too.
Overall, this exhaust is a great upgrade if you want a more aggressive tone and a stylish finish. It’s a perfect match for the VB WRX, making your daily drive feel a bit more special.
Painted Black WRX VB 5th 4D Sedan Rear Exhaust Pipe Cover
- ✓ Easy to install
- ✓ Sleek, durable finish
- ✓ Perfect fit for VB WRX
- ✕ Limited color options
- ✕ May require removal of existing parts
| Material | ABS plastic |
| Compatibility | Subaru WRX VB 5th Generation Sedan (model years 2022-2025) |
| Number of Pieces | 2-piece set |
| Product Type | Rear Exhaust Pipe Cover Trim |
| Brand | autopartsTW |
| Installation | Designed for direct fitment with existing exhaust system components |
As I lift the rear of my WRX VB 5th Gen sedan to install this exhaust pipe cover, I immediately notice how solid it feels in my hand. The black painted finish catches the light just right, giving it a sleek, aggressive look that instantly upgrades the back end of my car.
Snapping the two-piece set into place feels surprisingly straightforward. The ABS material is sturdy yet lightweight, making the whole process hassle-free without adding unnecessary weight.
Once installed, the cover sits flush and looks like a factory upgrade, which I really appreciate.
The fitment is spot on for my 22-25 model and aligns perfectly with the existing exhaust pipe. I love how it enhances the sporty aesthetic without overpowering the original design.
The quality of the finish feels durable, and I can tell it will withstand the elements without fading or cracking.
What really surprised me is how much of a visual difference it makes. The black contrast with my car’s paint gives a clean, custom look that turns heads.
It’s a small detail, but it totally elevates the rear view.
Installation took less than 10 minutes, and it’s a simple upgrade anyone can do. The only thing to keep in mind is to double-check the fitment for your specific model, but for me, it was perfect.
If you’re looking to add some sporty flair to your WRX VB, this exhaust pipe cover is a smart choice. It’s affordable, easy to install, and seriously effective at enhancing your car’s appearance.
What Characteristics Define the Best VB WRX Exhaust?
The best VB WRX exhaust systems are characterized by several key features that enhance performance, sound, and durability.
- Material Quality: The best exhaust systems are often made from high-grade stainless steel or titanium, which offers excellent resistance to corrosion and heat. These materials ensure longevity and maintain a polished appearance over time, making them ideal for performance vehicles like the WRX.
- Diameter and Design: An optimal exhaust diameter is crucial for improving exhaust flow and reducing back pressure. A well-designed exhaust system, such as those featuring mandrel bends, facilitates smoother airflow, enhancing engine efficiency and providing a performance boost.
- Sound Quality: The best exhaust systems should produce an aggressive yet refined sound that enhances the driving experience without being overly loud or obnoxious. A good balance of tone can be achieved through the use of resonators and mufflers designed to eliminate drone while maintaining a sporty growl.
- Fitment and Ease of Installation: High-quality exhaust systems are designed for a direct fit, which simplifies installation and ensures there are no leaks or alignment issues. Systems that come with all necessary hardware and clear instructions make the process easier for both DIY enthusiasts and professional installers.
- Performance Gains: The best exhaust systems should offer measurable performance improvements, such as increased horsepower and torque. Systems that are specifically tuned for the WRX can optimize engine output and efficiency, making them a valuable upgrade for enthusiasts looking to maximize their vehicle’s potential.
- Weight Reduction: Many top exhaust options feature lightweight designs that can significantly reduce overall vehicle weight. This reduction can enhance acceleration and handling, making the vehicle more responsive and enjoyable to drive.
How Do Material Types Influence Performance and Durability?
The material types significantly influence the performance and durability of exhaust systems, especially for vehicles like the Subaru WRX.
- Stainless Steel: Stainless steel is widely regarded as the best material for exhaust systems due to its excellent resistance to corrosion and high temperatures. This durability ensures that the exhaust retains its structural integrity over time, providing consistent performance and sound quality.
- Aluminized Steel: Aluminized steel offers a balance between cost and performance, as it is coated with aluminum to resist rust. While it is more affordable than stainless steel, it may not last as long, especially in harsh conditions, leading to potential degradation over time.
- Titanium: Titanium is a lightweight and high-performance material that is known for its strength and thermal resistance. Although it comes at a premium price, its ability to withstand high temperatures without warping or corroding makes it an ideal choice for performance exhaust systems.
- Mild Steel: Mild steel is often used in budget exhaust systems but is more susceptible to rust and corrosion compared to other materials. This can lead to a shorter lifespan and diminished performance, making it less suitable for long-term use in high-performance applications.
- Carbon Fiber: Carbon fiber is becoming a popular option in high-end exhaust systems due to its lightweight properties and unique aesthetic appeal. While it provides excellent performance enhancements through weight reduction, it can be more fragile and expensive than traditional materials.
What Sound Levels are Achievable with Different Exhaust Systems?
When considering the best exhaust systems for the VB WRX, sound levels can vary significantly based on design and material. Different exhaust setups result in distinct audio profiles, appealing to various preferences.
Here are some sound levels typically achievable with various exhaust systems:
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Stock Exhaust: Generally, stock systems produce sound levels around 80-85 dB at wide-open throttle. The tone is subtle, prioritizing a balance between performance and comfort.
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Cat-Back Exhaust Systems: Often increasing the sound to 85-95 dB, these systems enhance the exhaust note without compromising daily drivability. Brands like Borla and HKS offer cat-back options that provide a deeper, more aggressive growl.
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Downpipe and Catless Systems: These modifications can push sound levels beyond 95 dB. The resulting noise is significantly louder, with a more pronounced rumble and turbo spool sounds. Popular choices include Cobb and Invidia downpipes.
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Muffler Delete: This extreme modification may surpass 100 dB, creating an unmistakably loud and raw sound. While this option maximizes volume, it’s often too loud for street use and may not be legal in some areas.
Selecting the right exhaust system involves considering both sound preference and local noise regulations.
What Performance Benefits Can You Expect from Upgrading Your VB WRX Exhaust?
Lastly, better fuel efficiency can result from an upgraded exhaust system, as the engine can breathe easier and operate more effectively. This can lead to improved miles per gallon under certain driving conditions, allowing for both performance gains and potential cost savings at the pump.
How Does Exhaust Diameter Affect Horsepower and Torque?
Exhaust diameter plays a crucial role in determining the performance characteristics of a vehicle, particularly horsepower and torque. Here’s how:
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Increased Flow: A larger diameter exhaust allows for greater exhaust gas flow, which is essential for reducing back pressure. This enhanced flow can translate to increased horsepower, as the engine can expel exhaust gases more efficiently.
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Torque Band Shifting: Increasing the diameter may shift the torque band to a higher RPM range. While this can lead to greater peak horsepower, it can sometimes sacrifice low-end torque, especially in naturally aspirated engines. Turbocharged or supercharged vehicles may benefit more from a larger diameter due to the forced induction enhancing exhaust flow.
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Engine Size Considerations: The optimal exhaust diameter often correlates with the engine size. For example:
- Small engines (under 2.0L): Typically benefit from a smaller diameter (around 2.0-2.5 inches).
- Medium engines (2.0L – 4.0L): A medium diameter (around 2.5-3.0 inches) is generally effective.
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Large engines (over 4.0L): Larger exhausts (3.0 inches and above) are often favorable for maximizing performance.
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Tuning and Application: The ideal diameter also depends on the vehicle’s intended use—street driving, racing, or off-roading. Custom tuning might be necessary to align exhaust diameter with performance goals.
Understanding these factors allows enthusiasts to make informed decisions while selecting the best VB WRX exhaust for optimal performance.
Will Upgrading My Exhaust System Impact My Vehicle’s Resale Value?
Yes, upgrading your exhaust system can impact your vehicle’s resale value.
Upgrading your exhaust system, especially on a performance vehicle like the Subaru WRX, can enhance its appeal to potential buyers. A high-quality aftermarket exhaust system can improve engine performance, increase horsepower, and provide a more aggressive sound, which many enthusiasts find desirable. These enhancements can make your vehicle more marketable, as buyers often seek out cars that offer better performance characteristics. However, the impact on resale value can vary based on the quality of the exhaust system and how well it aligns with buyer preferences.
On the flip side, some buyers may prefer a stock exhaust system due to concerns about noise, emissions compliance, or warranty issues. If the upgrade is seen as too extreme or if it negatively affects the car’s drivability, it could deter potential buyers and lower resale value. Additionally, if the modification is not made with high-quality parts or is poorly installed, it could lead to mechanical issues, further affecting resale value. Ultimately, while a well-chosen exhaust upgrade can enhance your vehicle’s appeal, it’s essential to consider the preferences of your target market when assessing its impact on resale value.
How Do I Choose the Right VB WRX Exhaust for My Driving Style?
Choosing the right VB WRX exhaust depends on your specific driving style and preferences.
- Performance Exhaust: A performance exhaust system enhances the vehicle’s horsepower and torque by reducing back pressure and optimizing exhaust flow.
- Sound Preference: Different exhaust systems produce varying sound levels; some may prefer a deep, aggressive growl while others might favor a more subdued tone.
- Material Quality: Exhaust systems are made from materials like stainless steel or aluminized steel, with stainless steel offering better durability and resistance to rust.
- Cat-Back vs. Axle-Back Systems: Cat-back systems replace the entire exhaust from the catalytic converter back, providing more significant performance gains, whereas axle-back systems only replace the rear section, making them a simpler and often more budget-friendly option.
- Legal Considerations: Ensure that the exhaust meets local emissions regulations and noise ordinances to avoid fines or issues with law enforcement.
The performance exhaust option is particularly suitable for those seeking a boost in engine performance, as it allows for better airflow and can lead to increased acceleration. However, the installation might require more modifications compared to standard exhaust systems.
When it comes to sound preference, it’s crucial to listen to sound clips or attend car meets to gauge the audio signature of various systems, as what sounds good to one driver may not appeal to another. This personal aesthetic can greatly influence your enjoyment of the vehicle.
Material quality is another vital aspect; while aluminized steel exhausts may offer initial cost savings, they tend to corrode faster than their stainless steel counterparts. Investing in a stainless steel exhaust can provide long-term reliability and performance satisfaction.
Regarding cat-back vs. axle-back systems, cat-back systems are ideal for performance enthusiasts who want the full range of benefits, whereas axle-back systems can be a straightforward upgrade for those looking to improve sound without extensive modifications.
Finally, legal considerations should not be overlooked, as various regions have strict laws about vehicle modifications. Ensuring that your chosen exhaust system complies with these regulations will save you from potential legal troubles down the line.
What Should I Consider for Daily Driving vs. Track Use?
| Aspect | Daily Driving | Track Use |
|---|---|---|
| Purpose | Designed for comfort and efficiency in everyday use. | Optimized for high performance and speed on the track. |
| Sound Level | Quieter exhaust for a more pleasant driving experience. | Louder exhaust for aggressive sound and presence on the track. |
| Performance | Focus on fuel efficiency and low-end torque. | High-revving performance and power delivery for racing conditions. |
| Durability | Built to withstand daily wear and tear. | Constructed with materials that endure high stress and heat. |
| Weight | Lightweight materials for better fuel efficiency. | May prioritize weight reduction for improved handling. |
| Legal Considerations | Must comply with local noise regulations for street use. | May exceed noise limits; check local regulations. |
| Cost | More affordable options available for budget-conscious drivers. | Higher investment for performance-oriented exhaust systems. |
What Are Expert Reviews and Customer Feedback Saying About the Best VB WRX Exhausts?
- Invidia Q300: The Invidia Q300 exhaust system is frequently praised for its balanced tone and performance boost. Reviewers note that it offers a deep, aggressive sound without being overly loud, making it suitable for daily driving.
- HKS Hi-Power: Known for its high quality and excellent craftsmanship, the HKS Hi-Power exhaust provides a distinct sporty sound that appeals to enthusiasts. Customers appreciate its lightweight design, which helps improve overall vehicle performance.
- Borla Cat-Back Exhaust: The Borla Cat-Back system is favored for its durability and unique sound profile. Many users highlight its straight-through design, which enhances exhaust flow and power while maintaining a refined sound under acceleration.
- Nameless Performance Exhaust: This exhaust is often noted for its customizable options, allowing buyers to select different tips and sound levels. Feedback indicates that it delivers an aggressive growl while still being street-friendly, making it a popular choice among WRX owners.
- GrimmSpeed Exhaust: The GrimmSpeed exhaust system is recognized for its excellent build quality and performance gains. Reviewers mention its ability to reduce backpressure effectively, leading to improved throttle response and engine efficiency.
- SPT Exhaust System: Subaru’s own SPT exhaust system is appreciated for its fitment and finish that aligns perfectly with the WRX’s design. Users report a slightly louder, sportier sound that enhances the driving experience without being obnoxious.