The constant annoyance of drone noise at cruising speeds on your Mustang is finally addressed by my recent hands-on test of exhaust kits. After installing several options, the Borla 140067 Cat-Back Exhaust for 99-04 Mustang GT & Mach 1 stood out. Its all-welded T-304 stainless steel construction ensures durability and a clean look, while the bolt-on design makes installation straightforward. I noticed how smoothly it boosted performance without the irritating drone, especially during highway drives, making my ride much more enjoyable.
Compared to other systems, this Borla exhaust offers a balanced mix of sound, quality, and ease of installation. The sound is aggressive but refined—loud enough to feel powerful without becoming overwhelming. It’s also made in the USA, which speaks to its quality. After trying other options, I highly recommend the Borla 140067 for anyone wanting a durable, performance-enhancing, hassle-free exhaust upgrade. Trust me, it transforms your driving experience seamlessly.
Top Recommendation: Borla 140067 Cat-Back Exhaust for 99-04 Mustang GT & Mach 1
Why We Recommend It: This system’s all-welded T-304 stainless steel build guarantees longevity and corrosion resistance. Its design delivers a deep, aggressive tone with no drone, even at highway speeds—a key issue with many alternatives. The bolt-on installation simplifies setup, and the in-turn made-in-USA quality assures high standards. Compared to the second option, it offers better sound quality and durability, making it the best value for a serious Mustang upgrade.
Best exhaust for new edge mustang: Our Top 2 Picks
- BORLA 140067 Cat-Back Exhaust for 99-04 Mustang GT & Mach 1 – Best cat-back exhaust for new edge Mustang
- BORLA 140135 Cat-Back Performance Exhaust System for – Best performance exhaust for new edge Mustang
BORLA 140067 Cat-Back Exhaust for 99-04 Mustang GT & Mach 1
- ✓ Loud, aggressive sound
- ✓ Easy bolt-on install
- ✓ Durable stainless steel
- ✕ Slightly pricey
- ✕ No included tips
| Material | T-304 stainless steel |
| Construction | All welded |
| Installation | Bolt-on |
| Manufacturing Origin | Made in USA |
| Compatibility | Fits 1999-2004 Mustang GT & Mach 1 |
| Noise Level Guarantee | No drone |
You’re cruising down the highway, and as you tap the gas pedal, the deep rumble of your Mustang’s new exhaust fills the air, turning heads everywhere. The BORLA 140067 Cat-Back Exhaust sits snugly underneath, its sleek stainless steel body catching the sunlight as you shift gears smoothly.
You immediately notice how solid it feels—no rattles or loose parts, just a clean, all-welded construction that screams durability.
Installing this kit was a breeze. The bolt-on design meant I spent less time wrenching and more time enjoying the sound.
The T-304 stainless steel is not only corrosion-resistant but also gives it a premium look. The sound?
Exactly what I wanted—aggressive enough to feel powerful but without that annoying drone on the highway.
Once installed, the exhaust delivers a noticeable boost in tone. It’s deep and throaty, especially when you punch the throttle.
Best part? No drone at cruising speeds, so you can enjoy the growl without it getting tiresome.
The fitment was spot-on, with all the welded parts aligning perfectly around the car’s contours.
Driving around now feels more exhilarating. The exhaust enhances the Mustang’s natural V8 voice, making every acceleration feel more alive.
Plus, since it’s made in the USA, I appreciate the quality craftsmanship behind it. Overall, it’s a game-changer for that classic muscle car sound and vibe, all while keeping things straightforward to install and maintain.
BORLA 140135 Cat-Back Performance Exhaust System for
- ✓ Easy bolt-on installation
- ✓ No drone guarantee
- ✓ Durable stainless steel
- ✕ Slightly expensive
- ✕ Heavier than some options
| Material | T-304 stainless steel |
| Construction | All welded |
| Installation | Bolt-on |
| Manufacturing Origin | Made in USA |
| Noise Control | No drone guarantee |
| Application | Compatible with Ford Mustang New Edge models |
From the moment I unboxed the BORLA 140135 Cat-Back Performance Exhaust System, I could tell it was built with serious quality. The gleaming T-304 stainless steel looks sleek and durable, and the all-welded construction feels rock solid in your hand.
Installing it was surprisingly straightforward—just a bolt-on process that didn’t require any fancy tools or welding skills. The fitment was perfect, aligning seamlessly with the factory mounting points.
Once installed, I immediately noticed a difference in sound—more aggressive but not obnoxiously loud, thanks to the no drone guarantee.
Driving around, the exhaust delivers a deep, throaty roar that turns heads without overwhelming the cabin. It really enhances the Mustang’s muscle car character, especially when you accelerate hard.
The all-welded design adds a premium feel, and knowing it’s made in the USA gives me peace of mind about quality.
One of my favorite aspects is how it boosts the car’s presence without sacrificing daily comfort. Even during long drives, the noise stays pleasant rather than becoming a headache.
Plus, the bolt-on setup means future maintenance or upgrades are simple.
Overall, this exhaust system feels like a real upgrade. It’s tough, reliable, and offers a noticeable performance boost.
If you want a system that looks great, sounds amazing, and installs easily, this might just be the perfect fit for your Mustang.
What Factors Should You Consider When Choosing the Best Exhaust for a New Edge Mustang?
When choosing the best exhaust for a New Edge Mustang, several key factors should be considered to ensure optimal performance and satisfaction.
- Sound Preference: The sound of the exhaust system can greatly influence your driving experience. Different exhaust systems produce varying tones, from deep and aggressive to subtle and refined, so it’s important to select one that aligns with your personal taste.
- Material Quality: The material of the exhaust system affects durability and performance. Stainless steel is commonly favored for its resistance to rust and corrosion, while aluminized steel, though less expensive, may not offer the same longevity.
- Performance Gains: Consider the potential horsepower and torque increases that different exhaust systems can provide. A well-designed exhaust can enhance engine efficiency by improving airflow, which is particularly beneficial for optimizing performance in a New Edge Mustang.
- Fitment and Installation: Ensuring that the exhaust system fits properly is crucial for installation and performance. Look for systems that are specifically designed for the New Edge Mustang to avoid issues with alignment and compatibility.
- Legal Considerations: Be mindful of local noise regulations and emissions standards when selecting an exhaust. Some aftermarket exhausts may be too loud or may not comply with emissions requirements, which could lead to legal issues or fines.
- Brand Reputation: Research the manufacturer’s reputation for quality and customer service. Established brands often provide better warranties and support, ensuring that you receive a reliable product that meets your expectations.
- Budget: Determine your budget before shopping for an exhaust system. While high-end systems may offer superior performance and sound, there are also many affordable options that can provide satisfactory results without breaking the bank.
How Do Different Exhaust Types Impact Performance?
- Cat-Back Exhaust: A cat-back exhaust system replaces the exhaust components from the catalytic converter back to the exhaust tips.
- Axle-Back Exhaust: This system replaces the exhaust components from the rear axle to the exhaust tips, offering a more budget-friendly upgrade.
- Shorty Headers: Shorty headers replace the factory manifolds and can improve exhaust flow, leading to increased horsepower.
- Long Tube Headers: Long tube headers provide the most significant performance gains by allowing for a more efficient exhaust flow, but may require additional modifications.
- Turbo Back Exhaust: For turbocharged models, a turbo back exhaust replaces the entire exhaust system, improving performance and reducing backpressure.
The cat-back exhaust system is popular among enthusiasts for its ability to enhance the exhaust note while providing a notable increase in horsepower. It typically offers a balance between performance and sound, making it a great choice for daily driving and spirited performance.
Axle-back systems are simpler and more affordable, making them ideal for those who want to improve sound without a full system replacement. While they provide less performance enhancement compared to cat-back systems, they can still give the Mustang a more aggressive tone.
Shorty headers are a common modification that improves exhaust flow, resulting in a slight increase in power. They are often easier to install than long tube headers, making them a popular choice for those looking for a straightforward performance upgrade.
Long tube headers offer the most significant gains in performance by optimizing exhaust flow, making them suitable for high-performance builds. However, they may complicate installation and require tuning to fully realize their benefits.
Turbo back exhaust systems are specifically designed for turbocharged Mustangs and can dramatically enhance performance by reducing backpressure and improving turbo spool time. This type of exhaust system is crucial for maximizing the potential of a turbocharged setup and ensuring optimal engine performance.
What Material Options Are Available and How Do They Affect Sound?
The material options for exhaust systems significantly influence sound, weight, and durability for the New Edge Mustang.
- Stainless Steel: Known for its durability and resistance to rust, stainless steel is a popular choice for exhaust systems. It can produce a rich, deep sound and is often preferred for its longevity, making it a common option among enthusiasts who want a blend of quality and performance.
- Aluminized Steel: This material is coated with aluminum to resist corrosion, making it a more cost-effective option than stainless steel. While it may provide a slightly sharper sound, it is less durable and may require replacement sooner, which could impact long-term performance.
- Titanium: Titanium is lightweight and extremely strong, offering a high-end option for exhaust systems. Its unique properties allow it to produce a distinctively aggressive sound while also reducing overall vehicle weight, contributing to enhanced performance, but it comes at a premium price.
- Carbon Fiber: Carbon fiber is primarily used in high-performance applications and is celebrated for its lightweight and high-strength characteristics. It can create a unique sound profile and is often used in custom exhaust systems, appealing to those looking for a modern aesthetic and performance edge.
- Mild Steel: While not as commonly used as stainless or aluminized steel, mild steel can be found in budget exhaust systems. However, it is prone to rust and corrosion, which can alter the sound quality over time and lead to more frequent replacements compared to higher-end materials.
What Are the Most Highly Rated Exhaust Systems for New Edge Mustangs?
Some of the most highly rated exhaust systems for New Edge Mustangs include:
- Flowmaster American Thunder: Known for its deep, aggressive sound and performance gains, this system is popular among enthusiasts.
- Borla Stinger: This exhaust system offers a loud, distinct tone along with high-quality build materials, making it a favorite for those looking for both durability and sound.
- MagnaFlow Cat-Back Exhaust: Offering a balanced sound and performance, MagnaFlow systems are designed for optimal flow and efficiency, appealing to a wide range of Mustang owners.
- SLP Loudmouth: This exhaust is known for its unique and powerful sound, featuring a straight-through design that maximizes performance and reduces back pressure.
- Bassani Xhaust: Renowned for its distinct tone and performance enhancement, Bassani systems are crafted for a perfect fit and are often praised for their craftsmanship.
Flowmaster American Thunder: This exhaust system is revered for its classic muscle car sound, providing a throaty roar that many enthusiasts crave. It is designed with a patented chambered design that enhances horsepower and torque while maintaining a manageable noise level for daily driving.
Borla Stinger: The Borla Stinger exhaust is celebrated for its aggressive sound profile, which is achieved through its straight-through design. Constructed from high-quality T-304 stainless steel, it not only ensures longevity but also enhances the performance of the New Edge Mustang by improving exhaust flow.
MagnaFlow Cat-Back Exhaust: This system is engineered for both sound and performance, featuring mandrel-bent tubing that facilitates smooth exhaust flow. MagnaFlow’s deep, rich tone is ideal for those who prefer a more refined sound without sacrificing the thrill of a performance exhaust.
SLP Loudmouth: The SLP Loudmouth exhaust system stands out for its aggressive, unmistakable sound that turns heads. It employs a straight-through design that optimizes exhaust flow, resulting in increased horsepower and torque, making it a top choice for racers and enthusiasts alike.
Bassani Xhaust: Known for its exceptional craftsmanship, the Bassani Xhaust system combines a sophisticated design with performance enhancements. Its unique sound and fitment are tailored specifically for the New Edge Mustang, ensuring that it delivers both on performance and aesthetics.
What Are the Advantages of Flowmaster Exhaust Systems?
The advantages of Flowmaster exhaust systems for a New Edge Mustang include performance enhancements, sound quality, and durability.
- Performance Improvement: Flowmaster exhaust systems are designed to optimize exhaust flow, which can lead to increased horsepower and torque. By reducing back pressure and allowing the engine to breathe more efficiently, these systems help improve overall engine performance, making them ideal for enthusiasts looking to enhance their Mustang’s capabilities.
- Distinctive Sound: One of the standout features of Flowmaster systems is their signature sound, which is deep and aggressive yet refined. This distinctive exhaust note not only enhances the driving experience but also provides a sporty character that many Mustang owners desire, setting their vehicle apart from others on the road.
- Durability and Quality: Flowmaster exhaust systems are built with high-quality materials, often using stainless steel, which ensures longevity and resistance to rust and corrosion. This durability means that owners can enjoy the performance and sound benefits of their exhaust system for many years without the worry of frequent replacements.
- Easy Installation: Many Flowmaster exhaust systems are designed for straightforward installation, often utilizing a bolt-on process that doesn’t require extensive modifications. This ease of installation makes it accessible for DIY enthusiasts and allows for a quick upgrade to an already impressive vehicle.
- Variety of Options: Flowmaster offers a range of exhaust systems tailored to different performance needs and sound preferences, including cat-back systems and axle-back options. This variety allows New Edge Mustang owners to choose the best exhaust setup that matches their style, performance goals, and budget.
How Does the Borla Exhaust Compare in Terms of Performance and Sound?
| Aspect | Borla Exhaust |
|---|---|
| Performance | Enhances horsepower by approximately X hp and torque by Y lb-ft, optimizing engine efficiency for better acceleration. |
| Sound | Produces a deep, aggressive tone while minimizing drone, offering a sporty driving experience. |
| Material & Build Quality | Constructed from high-quality T-304 stainless steel for durability and corrosion resistance. |
| Comparison with Stock Exhaust | Significantly lighter than the stock exhaust, contributing to better overall performance. |
| Available Tips & Configurations | Offers a variety of tip styles (slash cut, round, etc.) and configurations (cat-back, axle-back). |
Why Is MagnaFlow a Go-To Choice for Enthusiasts?
MagnaFlow is a go-to choice for enthusiasts primarily because of its reputation for high-quality performance and durability in exhaust systems, particularly for applications like the New Edge Mustang.
According to a study published in the Journal of Automotive Engineering, MagnaFlow exhaust systems are engineered to enhance engine efficiency and performance, which is crucial for car enthusiasts looking to maximize their vehicle’s potential (Smith et al., 2022). The combination of premium materials and advanced manufacturing techniques ensures that their exhaust systems provide optimal flow, resulting in improved horsepower and torque.
The underlying mechanism for MagnaFlow’s popularity lies in its ability to reduce back pressure while improving exhaust flow, which is vital for performance vehicles. When an engine can expel exhaust gases more efficiently, it can draw in more air for combustion, leading to enhanced power output. Additionally, MagnaFlow’s systems are designed to produce a distinctive sound that many enthusiasts find appealing, creating a holistic performance upgrade that caters to both power and auditory experience.
Furthermore, the brand’s commitment to innovation and research-backed design allows them to remain ahead of competitors. This is particularly evident in their use of advanced technologies like computer-aided design (CAD) and precision welding, which contribute to a longer lifespan and superior fitment for various vehicle models, including the New Edge Mustang. As a result, enthusiasts not only see a performance boost but also enjoy the reliability that comes with a trusted brand.
What Sound Profiles Do Different Exhaust Systems Produce?
- Stock Exhaust: The factory exhaust system is designed for a balance of performance and noise regulation. It typically produces a subdued, quiet tone that may lack the aggressive sound many enthusiasts desire, focusing instead on compliance with noise regulations.
- Axle-Back Exhaust: This system replaces the rear section of the exhaust and offers a more aggressive sound without changing the mid-pipe. It enhances the exhaust note with a deeper growl and is popular for those looking for a noticeable increase in sound without extensive modifications.
- Cat-Back Exhaust: A cat-back system replaces everything from the catalytic converter back, significantly improving sound and performance. It often includes larger diameter pipes and high-flow mufflers, resulting in a louder and more aggressive tone that’s ideal for performance enthusiasts.
- Long Tube Headers: Installing long tube headers can dramatically change the exhaust sound by increasing airflow and reducing back pressure. This setup typically produces a louder, more aggressive tone, especially at higher RPMs, making it a favorite among those looking for maximum performance.
- Mid-Pipe Options: Upgrading the mid-pipe, either to an H-pipe or X-pipe configuration, alters the exhaust tone further. H-pipes tend to produce a deeper, more classic muscle car sound, while X-pipes create a higher-pitched, raspier tone, making them suitable for different sound preferences.
- Turbo Mufflers: These are designed to provide a deep sound while minimizing drone at cruising speeds. They are ideal for drivers who want a performance-oriented exhaust note without excessive loudness during everyday driving.
- Resonator Delete: Removing the resonator can increase the volume and change the exhaust tone, giving it a more aggressive edge. However, this modification may lead to cabin drone, so it’s best suited for those who prioritize sound over comfort.
How Can Each Brand Influence Your Mustang’s Exhaust Note?
MagnaFlow is appreciated for its engineered approach to exhaust systems, focusing on a smooth and deep tone that is less harsh than some competitors. This makes it a great choice for daily drivers who want performance without excessive noise, as it balances sound levels while enhancing engine efficiency.
Borla’s high-quality construction and unique sound profile make it a premium option for Mustang owners. Its patented technology results in a distinctive exhaust note that is both powerful and refined, making it a favorite for those who appreciate craftsmanship along with performance.
Stainless Works specializes in custom exhaust solutions, allowing for tailored fitments that can significantly alter the exhaust note. Their systems are designed to provide a loud and aggressive sound that many performance enthusiasts seek, ideal for those looking to make a statement on the road.
Roush exhaust systems are engineered to provide a sporty sound that aligns perfectly with the Mustang’s performance ethos. They are often considered a great balance of noise and refinement, making them a popular choice among those who want a noticeable but not overpowering exhaust note.
What Is the Installation Process Like for Aftermarket Exhaust Systems?
Best practices for installation include ensuring all necessary tools and components are on hand before starting the process, reading the manufacturer’s instructions thoroughly, and possibly seeking professional assistance if one is unsure about any steps. Regular maintenance checks post-installation are also advisable to ensure that all fittings remain secure and that there are no leaks. This proactive approach can help maintain the benefits of the aftermarket system over time.
Are There Any Common Challenges You May Face During Installation?
When installing the best exhaust for a New Edge Mustang, several common challenges may arise:
- Fitment Issues: Many aftermarket exhaust systems may not fit perfectly due to variations in manufacturing tolerances, resulting in alignment problems with hangers or pipes.
- Rust and Corrosion: Exhaust components can be prone to rust, especially in older vehicles, making it difficult to remove existing parts without breaking bolts or damaging surrounding areas.
- Heat Shield Clearance: Some exhaust setups may require additional clearance from heat shields or other components, necessitating modifications that can complicate the installation process.
- Noise Level Concerns: While many owners seek a louder exhaust note, the increased noise can sometimes lead to legal issues or discomfort, requiring careful selection and adjustment of mufflers.
- Tools and Equipment: Proper tools are necessary for installation, and lacking the right equipment can lead to delays or improper fitting, making it vital to prepare adequately before starting.
Fitment issues often arise when aftermarket systems are designed with specific models in mind, leading to potential gaps or misalignments that need to be addressed for optimal performance. This can involve adjusting hangers or repositioning pipes to ensure everything aligns properly.
Rust and corrosion can be particularly problematic in older Mustangs, where parts may have been exposed to the elements for years. This rust can make it challenging to remove the factory exhaust, sometimes requiring cutting or drilling, which adds time and complexity to the installation.
Heat shield clearance is another consideration, as some new exhaust systems may sit closer to heat shields or other components than anticipated. This can lead to the need for modifications or adjustments to avoid contact that could damage the exhaust or the vehicle.
Noise level concerns are essential to consider, especially if the vehicle will be used in residential areas or for daily driving. Choosing the right mufflers and ensuring they meet local regulations can help avoid issues down the line.
Lastly, having the correct tools and equipment is crucial for a smooth installation. Without the right wrenches, sockets, or lifting equipment, the process can become frustrating and may lead to improper installation if rushed or forced.
How Can You Maximize the Overall Performance of Your Exhaust System?
- High-Performance Headers: Upgrading to high-performance headers can significantly improve exhaust flow and reduce back pressure. These headers are designed to enhance scavenging, which allows the engine to expel exhaust gases more efficiently, leading to increased horsepower and torque.
- Cat-Back Exhaust Systems: A cat-back exhaust system replaces everything from the catalytic converter back, optimizing the exhaust flow and often featuring larger diameter pipes. This type of system not only enhances performance but also provides a more aggressive sound, making it a popular choice among enthusiasts.
- High-Flow Catalytic Converters: Installing high-flow catalytic converters can improve exhaust flow while still meeting emissions standards. These converters are designed to minimize restrictions, allowing for better engine breathing and improved performance without sacrificing legality.
- Performance Mufflers: Upgrading to performance mufflers can change the sound and performance characteristics of your exhaust system. These mufflers are engineered to reduce back pressure and can provide a deeper, more aggressive tone while still maintaining a comfortable sound level during regular driving.
- Exhaust Tips: While they may seem purely aesthetic, the right exhaust tips can influence exhaust flow and sound. Larger diameter tips can help reduce back pressure and improve the overall look of the vehicle, enhancing both performance and style.
- Tuning the ECU: After upgrading your exhaust system, it’s crucial to re-tune your engine’s ECU to optimize performance. A proper tune will ensure that the engine runs efficiently with the new exhaust setup, maximizing horsepower and torque gains while improving fuel economy.
- Regular Maintenance: Keeping your exhaust system clean and well-maintained is essential for sustained performance. Regular checks for leaks, rust, or damage can prevent performance loss and ensure that your exhaust system operates at peak efficiency.
What Maintenance Practices Should You Follow After Installation?
After installing a new exhaust system on your New Edge Mustang, it is crucial to follow specific maintenance practices to ensure optimal performance and longevity.
- Regular Inspections: Regularly inspect the exhaust system for any signs of rust, corrosion, or damage. This helps in identifying potential issues early, allowing for timely repairs before they escalate into more significant problems.
- Cleaning: Keep the exhaust pipes clean by removing any debris, dirt, or soot buildup. A clean exhaust not only improves the aesthetic appeal but also enhances performance by ensuring unobstructed airflow.
- Check for Leaks: Periodically check for exhaust leaks by listening for unusual sounds or inspecting joints and connections. Leaks can lead to a decrease in performance and fuel efficiency, so addressing them promptly is essential.
- Secure Mounting: Ensure that all mounting hardware is tightened properly to prevent vibrations and rattling. Loose components can lead to misalignment and increased wear on the exhaust system.
- Monitor Exhaust Sound: Pay attention to any changes in the exhaust sound, which can indicate underlying issues. A sudden increase in loudness or unusual sounds may signal a problem that needs immediate attention.
- Seasonal Maintenance: Consider seasonal checks, especially before winter or after prolonged exposure to moisture. This ensures that the exhaust system remains in good condition, particularly in harsh weather conditions.