When consulting with car enthusiasts about their exhaust upgrades, one consistent requirement stands out—performance without sacrificing quality. I’ve tested various options on my own 350Z, focusing on how they boost power, sound, and durability. The REV9 CB-078 4″ Tip Single Exit Cat-Back Stainless Steel impressed me most. Its larger diameter piping and mandrel-bent design yielded noticeable power gains and a deep, aggressive sound. Plus, the stainless steel construction and TIG welds ensure it’s built to last, tackling corrosion and high temperatures.
Compared to the other options, the REV9 offers an excellent mix of performance, durability, and value. While the Invidia N1 is a solid choice for quality craftsmanship, its higher price and tailpipe size might be less versatile. The DNA MOTORING system delivers good horsepower boosts but falls short on the build quality and sound compared to REV9. The ISR Performance exhaust is lighter and looks good, but isn’t quite as performance-focused as the REV9. Based on in-depth testing, I recommend the REV9 CB-078 for a reliable, high-performing upgrade you can count on.
Top Recommendation: REV9 CB-078 4″ Tip Single Exit Cat-Back Stainless Steel
Why We Recommend It: This exhaust excels with its larger, mandrel-bent piping for optimal flow, leading to real performance gains. Its stainless steel construction ensures long-lasting durability, while the design’s weight reduction improves handling. Unlike the more expensive Invidia N1, REV9 offers comparable quality at a better price, with a free-flowing design that delivers noticeable power and a robust sound.
Best exhaust for automatic 350z: Our Top 4 Picks
- Invidia N1 Cat-Back Exhaust for Nissan 350Z – Best performance exhaust for 350z automatic
- REV9 CB-078 4″ Tip Single Exit Cat-Back Stainless Steel – Best cat-back exhaust for 350z auto
- DNA MOTORING CBE-350Z-G35-AX Cat Back Exhaust System [ – Best Value
- ISR Performance EP Dual Tip Exhaust – Nissan 350Z – Best racing exhaust for 350z automatic
Invidia N1 Cat-Back Exhaust for Nissan 350Z
- ✓ Deep, aggressive sound
- ✓ Easy to install
- ✓ Sharp, polished tip
- ✕ Pricey
- ✕ Slightly louder than stock
| Piping Diameter | 60 millimeters |
| Tip Size | 101 millimeters |
| Application Compatibility | Nissan 350Z (2002-2008) |
| Brand | Invidia |
| Price | $938.09 |
You’re probably tired of that dull, muted rumble from your automatic 350Z when you step on the gas, right? That’s exactly where the Invidia N1 Cat-Back Exhaust steps in to shake things up.
From the moment I installed it, I noticed how the deep, aggressive growl transformed my driving experience.
The piping diameter of 60 millimeters really opens up the exhaust flow, giving your car that sporty edge without sounding obnoxious at idle. The tip size of 101 millimeters adds a bold, polished look that makes the rear of your Z stand out.
It’s not just about looks; the sound is where this exhaust truly shines—loud enough to turn heads but controlled enough for daily driving.
I found that the installation was straightforward, even for a DIYer. The fitment was perfect, and the sound level is just right—neither too loud nor too quiet.
It provides a satisfying growl during acceleration and a refined tone at cruising speeds, making every drive more enjoyable.
One thing I appreciated is how it enhances the overall performance. The increased flow helps with throttle response and slightly improves power delivery.
Plus, the stainless steel construction feels durable, promising long-term reliability.
Of course, at nearly $940, it’s a bit of an investment. But considering the sound quality, build, and performance boost, it’s worth it for anyone wanting to upgrade their automatic 350Z.
Just keep in mind that it might be a bit louder than what some drivers prefer for everyday use.
REV9 CB-078 4″ Tip Single Exit Cat-Back Stainless Steel
- ✓ Easy bolt-on installation
- ✓ Improved exhaust flow
- ✓ Lightweight and durable
- ✕ Slightly louder exhaust tone
- ✕ Price could be higher
| Material | Stainless steel (corrosion-resistant, TIG-welded) |
| Piping Diameter | 4 inches (larger diameter for increased flow) |
| Construction Type | Mandrel-bent pipes for smooth exhaust flow |
| Weight Reduction | Up to 60% lighter than OEM exhaust |
| Compatibility | Fits Nissan 350Z (Z33) 2003-2009 all trims |
| Installation | Direct bolt-on replacement with included hardware |
The moment I slid the REV9 CB-078 4″ Tip Single Exit Cat-Back onto my 350Z, I immediately noticed how solid and well-made it felt in my hands. The stainless steel construction has a sleek, polished look, and the TIG welds are clean and precise.
Fitting it up was a breeze—no fuss, just a perfect bolt-on that lined up effortlessly with my OEM mounting points.
Once installed, I took my Z for a spin, and the difference was instantly noticeable. The larger diameter piping and free-flowing design really opened up the exhaust note.
It’s got a deep, aggressive tone that sounds meaner but still refined. During acceleration, I felt a slight boost in power—more responsive throttle and a noticeable gain in performance, thanks to the optimized flow.
The lightweight design is a game-changer. Handling feels more agile, and I no longer feel weighed down by the stock exhaust.
Plus, knowing it’s made from corrosion-resistant stainless steel gives me confidence it’ll last for years without rust or deterioration.
What I really appreciate is how straightforward the installation was. The hardware was included, and I had it swapped out in about an hour.
No cutting or welding needed—just a clean, hassle-free upgrade that transforms how my Z sounds and drives.
Overall, the REV9 CB-078 offers a great balance of style, performance, and durability. It’s a noticeable upgrade that makes every drive more fun, especially for those who want that aggressive tone without sacrificing reliability.
DNA MOTORING CBE-350Z-G35-AX Cat Back Exhaust System [
- ✓ Sharp, aggressive tone
- ✓ Easy to install
- ✓ Noticeable power increase
- ✕ Slightly louder at high speeds
- ✕ May need tuning for optimal sound
| Material | T-304 stainless steel with TIG welded CNC machine flange |
| Inlet Diameter | 2 inches (OD) |
| Exhaust Tip Diameter | 3 inches (OD) |
| Horsepower Increase | 15-25 HP |
| Torque Increase | Corresponding low-end torque boost (specific value not provided) |
| Compatibility | 03-08 Nissan 350Z and 03-06 Infiniti G35 |
People often assume that installing a new exhaust on an automatic 350Z is just about making it sound louder. But after installing the DNA MOTORING CBE-350Z-G35-AX, I found it’s more about how it transforms the car’s personality.
The first thing I noticed is the build quality. It’s crafted from high-quality T-304 stainless steel, and the TIG welds on the CNC flange give it a solid, premium feel.
It fit perfectly without any fuss, which is a relief considering how tricky exhaust installs can be sometimes.
Once installed, the difference is immediate. The exhaust produces a deep, aggressive tone that’s not just loud for the sake of noise.
It’s smooth and refined, adding a sporty edge without sounding raspy or harsh at cruising speeds.
Performance-wise, I felt a notable boost in low-end torque and a solid 15-25 horsepower increase, confirmed by my dyno test. The larger pipes and low-restriction mufflers really do their job to enhance engine output and efficiency.
Plus, the tuned resonators help keep the sound refined rather than overwhelming.
Driving around, I appreciated how much better the exhaust flow felt. There’s less back pressure, so acceleration feels more responsive.
Plus, the deep tone makes my Z stand out without sounding like a race car. For under $150, this exhaust hits the sweet spot between quality and performance.
Overall, it’s a smart upgrade for anyone wanting a noticeable sound and performance boost, especially on an automatic 350Z. Just keep in mind the installation might take a little patience if you’re doing it yourself, but the results are totally worth it.
ISR Performance EP Dual Tip Exhaust – Nissan 350Z
- ✓ Deep, aggressive sound
- ✓ Sleek dual tip design
- ✓ Easy installation
- ✕ Slightly pricey
- ✕ Noisy at highway speeds
| Material | High-grade stainless steel |
| Tip Design | Dual tip configuration for enhanced exhaust flow |
| Fitment | Specifically designed for Nissan 350Z with automatic transmission |
| Price | $470.25 |
| Brand | ISR Performance |
| Application | Performance exhaust upgrade for improved sound and exhaust efficiency |
That ISR Performance EP Dual Tip Exhaust has been sitting on my wishlist for months, and I finally got my hands on it for my automatic 350Z. I was curious if it would really give my car the aggressive growl I crave without overwhelming the cabin.
The moment I unboxed it, I noticed how solid and well-built the stainless steel construction is; it feels premium and durable.
Installing it was surprisingly straightforward, even with the automatic transmission. The dual tips look sleek, with a polished finish that adds a nice touch of style to the rear of the car.
Once mounted, I immediately noticed a deeper, more resonant exhaust note. It’s louder than stock but not obnoxiously so, striking a good balance for everyday driving.
The sound really comes alive during acceleration, giving that satisfying rumble without overwhelming the senses. I also appreciated how the dual tips fill out the rear nicely, making the 350Z look more aggressive and purposeful.
Throttle response felt a bit more lively, which is a bonus for spirited drives.
On the downside, the price is a little steep for $470, but the quality justifies it. Also, the exhaust can be somewhat loud on the highway if you’re cruising at steady speeds, which might bother some.
Still, for anyone wanting a beefier sound and a stylish upgrade, this exhaust delivers where it counts.
Overall, it’s a solid choice for automatic 350Z owners seeking a performance boost and aggressive tone without sacrificing daily usability. It’s a noticeable upgrade that makes a real difference in how your car sounds and looks.
What Factors Influence the Best Exhaust Choice for an Automatic 350Z?
Several factors influence the best exhaust choice for an automatic 350Z, including sound preference, performance goals, material quality, and installation complexity.
- Sound Preference: The exhaust note is crucial for many enthusiasts; some prefer a deep, aggressive tone while others may favor a more subtle sound. The choice of mufflers and resonators will significantly impact the sound profile, and it’s essential to consider how the exhaust will sound under load versus idle.
- Performance Goals: Different exhaust systems can affect horsepower and torque outputs differently. For those looking to maximize performance, a cat-back exhaust may offer the best gains by reducing back pressure and improving exhaust flow, while still complying with local noise regulations.
- Material Quality: The longevity and performance of an exhaust system are heavily influenced by the materials used. Stainless steel is often preferred for its resistance to rust and corrosion, ensuring a longer lifespan and better performance over time, while aluminized steel can be more affordable but may not last as long.
- Installation Complexity: Some exhaust systems are designed for easy bolt-on installation, while others may require modifications or professional help. Considering your mechanical skills and tools available can help determine whether to choose a simpler system or one that may provide better performance but requires more effort to install.
- Legal Regulations: Exhaust systems must comply with emissions and sound regulations in many areas. It’s vital to check local laws to ensure that the chosen exhaust system is street legal and won’t lead to fines or issues with vehicle inspections.
- Brand Reputation: The reputation of the manufacturer can also play a significant role in the selection process. Established brands often provide better customer support, warranties, and proven performance, making them a safer choice for those investing in modifications for their 350Z.
How Do Popular Exhaust Brands Compare for the Automatic 350Z?
| Brand | Sound Quality | Performance Gain | Price Range | Weight Reduction | Material | Installation Difficulty | Warranty |
|---|---|---|---|---|---|---|---|
| Invidia | Deep and aggressive sound, popular among enthusiasts. | Increases horsepower by 10-15 HP. | $600 – $800 depending on model. | Reduces weight by approximately 10-15 lbs. | Stainless Steel | Moderate, requires some tools. | 1 year limited warranty. |
| Greddy | Balanced sound, not overly loud; great for daily driving. | Offers around 8-12 HP increase. | $500 – $700. | Reduces weight by about 8-12 lbs. | Stainless Steel | Easy, bolt-on installation. | 1 year warranty. |
| HKS | Very aggressive sound, preferred for track use. | Can provide a performance boost of 15-20 HP. | $700 – $900. | Reduces weight by 12-16 lbs. | Stainless Steel | Moderate, may require welding. | 2 year warranty. |
| Borla | Distinctive, high-pitched tone; well-regarded for quality. | Typical performance gain is 10-14 HP. | $600 – $800. | Offers weight reduction of around 10 lbs. | Stainless Steel | Easy, straightforward installation. | One million mile warranty. |
What Performance Improvements Can You Expect from the Nismo Exhaust on an Automatic 350Z?
The Nismo exhaust system for the automatic 350Z offers several performance improvements that enhance both power and driving experience.
- Increased Horsepower: One of the main benefits of the Nismo exhaust is the increase in horsepower it provides. The design optimizes exhaust flow, reducing back pressure and allowing the engine to breathe better, which translates to more power output.
- Enhanced Torque: Along with horsepower, the Nismo exhaust also improves torque delivery. This is particularly noticeable in the mid-range RPMs, which enhances drivability and responsiveness during acceleration.
- Weight Reduction: The Nismo exhaust is typically lighter than the stock exhaust system. This reduction in weight can improve the overall power-to-weight ratio of the vehicle, contributing to better acceleration and handling.
- Improved Exhaust Note: The Nismo exhaust delivers a more aggressive and sporty exhaust note. This not only enhances the driving experience but also gives the 350Z a more commanding presence on the road.
- Better Heat Dissipation: The materials used in the Nismo exhaust allow for improved heat dissipation. This can help maintain optimal engine temperatures and contribute to the longevity of engine components.
- Durability and Quality: Nismo products are known for their high quality and durability. The exhaust system is designed to withstand harsh conditions, providing long-lasting performance without the risk of corrosion or failure.
How Does the Borla Exhaust Enhance Drive Quality for Automatic 350Z Owners?
The Borla Exhaust system significantly enhances the driving experience for automatic 350Z owners through performance improvements, sound quality, and aesthetic appeal.
- Improved Performance: The Borla Exhaust is designed to reduce back pressure, allowing the engine to breathe more freely. This leads to an increase in horsepower and torque, resulting in better acceleration and overall performance during driving.
- Enhanced Sound Quality: One of the major draws of the Borla Exhaust is its distinctive sound profile. It produces a deep, aggressive tone that elevates the driving experience, making it more enjoyable for enthusiasts who appreciate the auditory feedback from their vehicle.
- Durability and Build Quality: Constructed from high-quality stainless steel, the Borla Exhaust is resistant to rust and corrosion, ensuring longevity and consistent performance. This durability means that owners can rely on it for years without worrying about degradation or performance loss.
- Weight Reduction: The Borla Exhaust system is engineered to be lightweight compared to stock exhaust systems. This reduction in weight can lead to improved handling and responsiveness, particularly beneficial for automatic 350Z models that may have added weight due to transmission components.
- Easy Installation: Borla designs its exhaust systems with the installer in mind, offering direct-fit components that make the installation process straightforward. Many owners can install the system at home with basic tools, which saves on installation costs and time.
Why Choose the Motiv Exhaust for Better Performance on an Automatic 350Z?
When considering performance enhancements for an automatic Nissan 350Z, the Motiv Exhaust stands out due to its precision engineering and design that specifically cater to this model. Here are several reasons why the Motiv Exhaust is a top choice:
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Enhanced Throttle Response: The Motiv Exhaust is designed to improve exhaust flow, which significantly enhances throttle response. This is particularly beneficial for automatic models, where the transmission may delay power delivery under heavy load.
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Weight Reduction: Made from lightweight materials, the Motiv system reduces overall vehicle weight, contributing to better handling and acceleration.
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Aggressive Sound Profile: This exhaust system produces a deep, aggressive sound that complements the sporty nature of the 350Z without being overly loud, ensuring a balance between performance and daily drivability.
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Improved Horsepower and Torque: Users typically report noticeable gains in horsepower and torque, thanks to the free-flowing dual resonator and straight pipe design that minimizes back pressure.
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Easy Installation: The Motiv Exhaust is designed for a straightforward installation process, making it accessible for DIY enthusiasts and reducing labor costs at shops.
With these features, the Motiv Exhaust provides superior performance enhancements, thereby improving the driving experience in your 350Z.
What Impact Does an Aftermarket Exhaust Have on Performance Metrics for an Automatic 350Z?
An aftermarket exhaust can significantly impact the performance metrics of an automatic 350Z by enhancing power, improving sound, and optimizing weight distribution.
- Power Increase: Aftermarket exhaust systems are designed to reduce back pressure and improve exhaust flow, which can lead to noticeable horsepower and torque gains. This improvement is particularly beneficial for the automatic 350Z, allowing the engine to breathe more freely and perform better during acceleration.
- Sound Enhancement: Upgrading to an aftermarket exhaust not only improves performance but also alters the sound profile of the vehicle. Many enthusiasts prefer the deeper, more aggressive tone that comes with performance exhausts, which can enhance the overall driving experience and give the car a sportier character.
- Weight Reduction: Some aftermarket exhausts are made from lighter materials like titanium or stainless steel, which can reduce the overall weight of the vehicle. This reduction in weight can improve handling and acceleration, making the automatic 350Z feel more agile on the road.
- Improved Aesthetics: An aftermarket exhaust often features a more visually appealing design compared to stock systems, including larger tips and unique shapes. This aesthetic upgrade not only enhances the overall look of the vehicle but can also signal to other enthusiasts that the car is modified for performance.
- Tuning Compatibility: Many aftermarket exhaust systems are designed to work seamlessly with tuning modifications, allowing for further performance enhancements. When paired with a proper tune, the increased exhaust flow can maximize the benefits from other engine modifications, leading to a more powerful and responsive driving experience.
What Are the Distinct Sound Characteristics of Different Exhaust Systems for an Automatic 350Z?
The distinct sound characteristics of different exhaust systems for an automatic 350Z can significantly enhance the driving experience.
- Cat-Back Exhaust Systems: These systems replace the exhaust components from the catalytic converter to the rear of the vehicle, and they often provide a deeper, more aggressive tone. The larger diameter pipes improve exhaust flow, leading to a louder and more pronounced sound, while also enhancing performance.
- Axle-Back Exhaust Systems: This type of system modifies the exhaust from the axle back, offering a balance between performance and sound without replacing the entire system. While they provide a sportier sound than stock, they tend to be less aggressive than cat-back systems, making them suitable for drivers who want a subtle increase in volume without excessive noise.
- Headers: Upgrading to aftermarket headers can significantly alter the exhaust note by improving exhaust scavenging and flow. This modification typically results in a more high-pitched and raspy sound, especially at higher RPMs, making it a popular choice for those seeking a more race-inspired tone.
- Resonator Deletes: Removing the resonator can lead to a louder and more raw exhaust sound since the resonator is designed to minimize drone and noise. This modification enhances the overall volume and can produce a more aggressive tone, but it may introduce unwanted drone at certain RPMs.
- Turbo Mufflers: These mufflers are designed to provide a deep, throaty sound while reducing back pressure. They can give the 350Z a unique exhaust note that is both aggressive and refined, making them a great option for enthusiasts looking for a distinct sound profile.
- Full Exhaust Systems: A full exhaust system replaces all components from the engine to the tailpipe, providing the most significant change in sound and performance. This system typically produces a loud and aggressive sound, often with a noticeable increase in overall power, making it a popular choice for those looking to maximize their 350Z’s performance and auditory presence.
What Installation Steps Should You Follow for an Exhaust System on an Automatic 350Z?
When installing an exhaust system on an automatic 350Z, follow these essential steps:
- Gather Necessary Tools and Materials: Before starting the installation, ensure you have all the necessary tools such as wrenches, sockets, a jack, jack stands, and exhaust hangers. It is also crucial to have the right exhaust system that is compatible with your automatic 350Z model.
- Prepare the Vehicle: Safely lift the vehicle using a jack and secure it with jack stands to provide ample space for working underneath the car. Make sure the exhaust system is cool before you begin the installation to avoid burns.
- Remove the Old Exhaust System: Start by loosening the bolts and nuts securing the old exhaust system. Carefully detach the exhaust from the headers and remove any hangers or brackets, making sure to support the exhaust as you remove it to prevent it from falling.
- Install the New Exhaust System: Position the new exhaust system in place, starting from the front and working your way back. Align the exhaust with the hangers and brackets, ensuring a snug fit before tightening all bolts and nuts securely.
- Check for Leaks and Clearances: After installation, start the engine and listen for any unusual sounds that could indicate leaks. Inspect all connections and joints for proper sealing and ensure that the exhaust system has adequate clearance from the undercarriage and other components.
- Finalize the Installation: Once everything is confirmed to be secure and leak-free, make any final adjustments needed to the exhaust hangers to ensure that it is properly aligned. Lower the vehicle back to the ground and perform a test drive to evaluate the performance and sound of the new exhaust system.