Choosing the right axleback exhaust for your Mustang GT can significantly improve its sound, style, and even performance. The best options balance aggressive tone with daily drivability, but they vary widely in build quality and sound character. The Roush 2018-2019 Mustang GT Axle-Back stands out as an overall favorite thanks to its deep tone and durable construction, while the BORLA Performance Exhaust System offers a premium, refined sound for enthusiasts willing to pay a premium. Meanwhile, some options focus on loud, aggressive sound, which may not suit every driver. The main tradeoffs involve balancing volume, tone, build quality, and price. Continue reading for a detailed breakdown of each choice to help you find the perfect fit for your Mustang GT.
Get business pricing on garage and car supplies
- Business-only prices and quantity discounts
- Tax-exempt purchasing
- Multiple users, one account, clear invoices
Complete the kit
Key Takeaways
- The top picks balance sound quality with build durability, with Roush and BORLA leading in both areas.
- Louder, more aggressive exhausts tend to sacrifice daily comfort and may increase drone noise.
- Material quality, especially stainless steel, significantly affects long-term durability and corrosion resistance.
- Price often correlates with sound refinement and build quality, but premium options aren’t always necessary for great performance.
- Compatibility with your specific Mustang model year and personal sound preference are crucial for making the best choice.
| Roush 2018-2019 Mustang 5.0L GT Axle-Back Exhaust Kit |  | Best Overall for 2018-2019 Mustang GT Owners | Fits: 2018-2019 Mustang GT | Material: High-grade stainless steel | Type: Axle-back | VIEW ON AMAZON | See Our Full Breakdown |
| SLP Performance Parts M31014 Loud Mouth Axle Back Exhaust Kit |  | Best for Loud, Show-Quality Sound in 2005-2010 Mustangs | Fits: 2005-2010 Mustang GT and GT500 | Tubing Diameter: 2.5 inches | Material: Mandrel-bent steel | VIEW ON AMAZON | See Our Full Breakdown |
| Axle-Back Exhaust for 2005-2010 Mustang GT |  | Best for Classic Muscle Sound in 2005-2010 Mustangs | Material: Aluminized steel | Tubing Diameter: 2.5 inches | Exhaust Tips: 3-inch polished stainless steel | VIEW ON AMAZON | See Our Full Breakdown |
| MBRP Mustang GT 5.0L T304 SS 2.5-inch Axle-Back Dual Rear Exit with Quad Carbon Fiber Tips for 2018-2021 Ford |  | Best for Durable, Stylish Performance in 2018-2021 Mustangs | Material: T304 stainless steel | Inlet Diameter: 2.5 inches | Exit Type: Dual rear with quad carbon fiber tips | VIEW ON AMAZON | See Our Full Breakdown |
| C&L Muffler Delete Axle-Back Exhaust with Polished Tips for 2005-2010 Mustang GT & GT500 |  | Best Budget-Friendly, Simple Upgrade for 2005-2010 Mustangs | Material: Stainless steel | Installation: Bolt-on, no cutting required | Tips: Polished stainless steel | VIEW ON AMAZON | See Our Full Breakdown |
| Muffler Delete Axle-Back Exhaust with Polished Tips for 2015-2017 Ford Mustang GT 5.0L V8 |  | Best for Aggressive Sound and Simple Installation | Material: 304 stainless steel | Tubing Diameter: 2.5 inches | Tips: Polished 4-inch stainless steel | VIEW ON AMAZON | See Our Full Breakdown |
| BORLA 11953BC Axle-Back Performance Exhaust System for 2018-2023 Ford Mustang GT 5.0L V8 |  | Best for Refined Power and Long-Term Durability | Material: T-304 Stainless Steel | Finish: Black Chrome | Type: Axle Back | VIEW ON AMAZON | See Our Full Breakdown |
| Mishimoto Race Axleback Exhaust for Ford Mustang GT 2015+ Black |  | Best for Easy Install and Performance Boost | Fitment: Ford Mustang GT 2015-2017 | Color: Black | Design: Cut and clamp | VIEW ON AMAZON | See Our Full Breakdown |
| BORLA 11887 Axle-Back Performance Exhaust System for 2015-2017 Ford Mustang GT/GT Convertible 5.0L |  | Best for Classic BORLA Sound and Easy Install | Material: T-304 Stainless Steel | Installation: Bolt-On | Application: 2015-2017 Mustang GT/GT Convertible | VIEW ON AMAZON | See Our Full Breakdown |
| Roush Performance Axle-Back Exhaust Kit for 2011-2014 Mustang GT & GT500 |  | Best for Older Model Performance and Aggressive Tone | Fits: 2011-2014 Mustang GT & GT500 | Type: Axle-Back Exhaust Kit | VIEW ON AMAZON | See Our Full Breakdown | |
| BORLA 11895BC Axle-Back Performance Exhaust System for 2015-2017 Ford Mustang GT/GT Convertible 5.0L V8 |  | Best Overall | Material: T-304 Stainless Steel | Installation: Bolt-on | Made in: USA | VIEW ON AMAZON | See Our Full Breakdown |
| BORLA 11895 Axle-Back Performance Exhaust System for 2015-2017 Ford Mustang GT/GT Convertible 5.0L V8 |  | Best for Classic Sound | Material: T-304 Stainless Steel | Installation: Bolt-on | Construction: All Welded | VIEW ON AMAZON | See Our Full Breakdown |
| Flowmaster 817460 American Thunder Axle-Back Exhaust Kit for 2005-2010 Ford Mustang GT, GT500, California Special |  | Best for Moderate Aggression | Material: 409 stainless steel | Tubing Diameter: 2.5 inches | Tips Size: 4 inches | VIEW ON AMAZON | See Our Full Breakdown |
| Flowmaster 717827 FlowFX Axle-Back Exhaust Kit for Ford Mustang (2005-2010) |  | Best Deep Tone Performance | Material: Stainless Steel | Tip Size: 4.50 inches | Finish: Black Ceramic Coating | VIEW ON AMAZON | See Our Full Breakdown |
| Flowmaster 717827 FlowFX Axle-Back Exhaust Kit for Ford Mustang (2005-2010) | | Best Deep Tone Performance | Material: Stainless Steel | Tip Size: 4.50 inches | Finish: Black Ceramic Coating | VIEW ON AMAZON | See Our Full Breakdown |
| Borla 11750 Axle-Back Performance Exhaust System for ’05-’09 Ford Mustang GT and ’07-’09 Shelby GT500 |  | Best for No-Drone Experience | Material: T-304 stainless steel | Installation: Bolt-on | Construction: All welded | VIEW ON AMAZON | See Our Full Breakdown |
| axleback exhaust mustang gt | Material | Installation |
|---|---|---|
| Roush 2018-2019 Mustang 5.0L G | High-grade stainless steel | Professional recommended |
| SLP Performance Parts M31014 L | Mandrel-bent steel | Easy bolt-on |
| Axle-Back Exhaust for 2005-201 | Aluminized steel | Bolt-on |
| MBRP Mustang GT 5.0L T304 SS 2 | T304 stainless steel | — |
| C&L Muffler Delete Axle-Back E | Stainless steel | Bolt-on, no cutting required |
| Muffler Delete Axle-Back Exhau | 304 stainless steel | Cut and clamp |
| BORLA 11953BC Axle-Back Perfor | T-304 Stainless Steel | Bolt On |
| Mishimoto Race Axleback Exhaus | — | — |
| BORLA 11887 Axle-Back Performa | T-304 Stainless Steel | Bolt-On |
| Roush Performance Axle-Back Ex | — | — |
| BORLA 11895BC Axle-Back Perfor | T-304 Stainless Steel | Bolt-on |
| BORLA 11895 Axle-Back Performa | T-304 Stainless Steel | Bolt-on |
| Flowmaster 817460 American Thu | 409 stainless steel | — |
| Flowmaster 717827 FlowFX Axle- | Stainless Steel | — |
| Flowmaster 717827 FlowFX Axle- | Stainless Steel | — |
| Borla 11750 Axle-Back Performa | T-304 stainless steel | Bolt-on |
More Details on Our Top Picks
Roush 2018-2019 Mustang 5.0L GT Axle-Back Exhaust Kit
This Roush exhaust kit stands out for its tailored fit and high-quality craftsmanship, making it an excellent choice for owners of 2018-2019 Mustang GT models seeking both sound enhancement and performance gains. Compared with the MBRP system, it offers a more refined build and a more aggressive tone, though it might require professional installation due to its complex fitment. Its high-grade materials and precise engineering ensure durability and a noticeable upgrade in exhaust note, especially for those who prioritize a factory-grade appearance combined with performance. However, the focus on specific model years limits its versatility, and installation complexity can be a barrier for DIY enthusiasts. This pick makes the most sense for 2018-2019 Mustang GT owners who want a premium, plug-and-play upgrade with a factory-like fit and sound.
Pros:- High-quality craftsmanship ensures durability and a premium look
- Specifically designed for 2018-2019 Mustang GTs for perfect fitment
- Enhances both sound and performance with a refined tone
Cons:- Limited compatibility restricts use to specific model years
- Installation may require professional help due to complex fitment
Best for: Owners of 2018-2019 Mustang GT models wanting a high-quality, tailored exhaust upgrade.
Not ideal for: Owners of earlier or later Mustang models, or those seeking a budget-friendly, easy-install option.
- Fits:2018-2019 Mustang GT
- Material:High-grade stainless steel
- Type:Axle-back
- Installation:Professional recommended
- Sound:Aggressive, refined
- Performance Impact:Enhanced exhaust flow and sound
Our verdict“This Roush kit is ideal for 2018-2019 Mustang GT owners seeking a premium, well-fitting exhaust upgrade with a refined sound.”
SLP Performance Parts M31014 Loud Mouth Axle Back Exhaust Kit
The SLP Loud Mouth axle-back stands out for its bold, aggressive tone and lightweight, mandrel-bent construction, making it a top pick for those who prioritize loud exhaust notes and a sporty appearance. Compared to the Axle-Back for 2005-2010 Mustang GT from SR Performance, it offers a more polished finish on the tips and a more aggressive sound profile, though it tends to be louder and less subtle. Its 2.5-inch mandrel-bent steel tubing improves exhaust flow, which can translate into slight performance gains. The main tradeoff is its volume—this kit is very loud, which might not suit daily drivers or those living in noise-sensitive areas. This system is best suited for Mustang owners who want maximum sound and a showy look, and are comfortable with a louder exhaust note.
Pros:- Creates a highly aggressive, loud exhaust note
- Lightweight and improves exhaust flow
- Polished dual-wall tips add a show-quality appearance
Cons:- Very loud, may be too intrusive for daily driving
- Designed specifically for certain Mustang years, limiting versatility
Best for: Mustang owners who want a loud, aggressive exhaust with show-quality aesthetic details.
Not ideal for: Drivers who prefer quieter, more refined exhaust tones or live in noise-restricted neighborhoods.
- Fits:2005-2010 Mustang GT and GT500
- Tubing Diameter:2.5 inches
- Material:Mandrel-bent steel
- Tips:3.5-inch dual-wall polished
- Weight:Lightweight
- Installation:Easy bolt-on
Our verdict“This kit is perfect for Mustang enthusiasts seeking maximum sound and visual impact, despite its loudness tradeoff.”
Axle-Back Exhaust for 2005-2010 Mustang GT
This Axle-Back from SR Performance offers a straightforward, bolt-on upgrade for 2005-2010 Mustang GTs, delivering an aggressive muscle car exhaust tone. Unlike the SLP Loud Mouth system, it emphasizes durability with aluminized steel and provides a reliable, no-fuss installation. Its chambered mufflers produce a distinct, throaty growl that appeals to enthusiasts looking for a classic muscle car sound. The polished stainless steel tips add visual flair, but the system’s sound level might be excessive for daily street use. Compared to the MBRP system, it sacrifices some performance finesse for a more raw, aggressive tone. It’s ideal for owners who want a straightforward upgrade that emphasizes sound and durability over subtlety.
Pros:- Provides a deep, aggressive muscle car exhaust sound
- Durable aluminized steel construction
- Easy bolt-on installation with no modifications
Cons:- May be too loud for some daily driving situations
- Limited to specific model years and engines
Best for: Owners of 2005-2010 Mustangs seeking a durable, aggressive muscle car sound without complex modifications.
Not ideal for: Daily drivers who prefer quieter, more refined exhaust tones or live in noise-restricted areas.
- Material:Aluminized steel
- Tubing Diameter:2.5 inches
- Exhaust Tips:3-inch polished stainless steel
- Application:2005-2010 Mustang GT
- Sound:Aggressive, throaty
- Installation:Bolt-on
Our verdict“Ideal for 2005-2010 Mustang owners wanting a tough, classic muscle sound with simple installation.”
MBRP Mustang GT 5.0L T304 SS 2.5-inch Axle-Back Dual Rear Exit with Quad Carbon Fiber Tips for 2018-2021 Ford
This MBRP axle-back offers a combination of performance and style with its durable T304 stainless steel construction and quad carbon fiber tips. It improves exhaust flow over stock, producing a deep, aggressive tone that appeals to those wanting a sporty, modern look. Compared to the Roush 2018-2019 kit, it emphasizes durability and aesthetic flair while sacrificing some of the refined fit and finish. The dual rear exit design with carbon fiber tips enhances the sporty appearance, but at around 27.7 pounds, it adds noticeable weight that could affect handling if installed on a heavily modified car. This system suits owners seeking a long-lasting, performance-oriented exhaust with a bold visual statement, though it may be too loud for urban or daily drivers.
Pros:- Durable T304 stainless steel resists corrosion
- Enhances exhaust flow and performance
- Stylish dual rear exit with quad carbon fiber tips
Cons:- Heavy weight at 27.7 pounds impacts ease of handling
- Potentially loud exhaust may not suit daily commuting
Best for: 2018-2021 Mustang GT owners desiring a durable, stylish exhaust upgrade with an aggressive tone.
Not ideal for: Drivers seeking a lightweight, subtle exhaust upgrade or those with noise restrictions.
- Material:T304 stainless steel
- Inlet Diameter:2.5 inches
- Exit Type:Dual rear with quad carbon fiber tips
- Application:2018-2021 Mustang GT
- Weight:27.7 pounds
- Sound:Deep and aggressive
Our verdict“This MBRP system is well-suited for owners who want a durable, performance-focused exhaust with a modern, aggressive aesthetic.”
C&L Muffler Delete Axle-Back Exhaust with Polished Tips for 2005-2010 Mustang GT & GT500
The C&L Muffler Delete offers a straightforward, bolt-on solution for 2005-2010 Mustang GT and GT500 owners looking to boost sound and performance without complexity. Unlike the SLP Loud Mouth, it emphasizes simplicity and durability, with polished stainless steel tips that add a sleek visual touch. The muffler delete design produces an extremely loud, aggressive tone that appeals to enthusiasts seeking maximum sound impact, but may be overwhelming for daily use or noise-sensitive areas. This system provides a noticeable performance improvement through better exhaust flow, though it sacrifices some refinement in favor of raw muscle car sound. It’s an excellent choice for those wanting an easy, inexpensive upgrade that dramatically changes the exhaust tone.
Pros:- Delivers a loud, aggressive exhaust tone
- Made from durable stainless steel
- Easy bolt-on installation with no modifications
Cons:- Sound may be too loud for daily or city driving
- Limited to specific models and years
Best for: Owners of 2005-2010 Mustangs wanting a loud, simple upgrade with minimal installation fuss.
Not ideal for: Those seeking a quieter, more refined exhaust tone or a system with advanced aesthetic features.
- Material:Stainless steel
- Installation:Bolt-on, no cutting required
- Tips:Polished stainless steel
- Compatibility:2005-2010 Mustang GT & GT500
- Sound:Loud and aggressive
Our verdict“Ideal for budget-conscious owners who want maximum sound and performance with minimal hassle.”
Muffler Delete Axle-Back Exhaust with Polished Tips for 2015-2017 Ford Mustang GT 5.0L V8
This muffler delete system stands out for its raw, muscle car sound that appeals to enthusiasts seeking an aggressive tone. Compared to the more refined BORLA 11953BC, this option offers a louder, more race-inspired exhaust note, but sacrifices some refinement and noise control. Its straightforward cut-and-clamp installation makes it accessible for DIY enthusiasts willing to cut their factory exhaust, though the loud tone might not suit those preferring a subtler sound. The durable 304 stainless steel construction ensures longevity, and polished tips add visual appeal. However, the need to cut the factory exhaust can be intimidating for less mechanically inclined owners. This pick makes the most sense for Mustang owners who prioritize loud, aggressive sound and performance gains over subtlety or factory-like quietness.
Pros:- Enhances exhaust sound with a deep, aggressive tone
- Improves exhaust flow and performance
- Durable stainless steel with polished tips
- Simple cut-and-clamp installation
Cons:- Requires cutting of factory exhaust, which can be intimidating
- Very loud, may not suit all users
Best for: Mustang owners seeking a loud, aggressive exhaust tone with easy DIY installation.
Not ideal for: Those who prefer a quieter, more refined exhaust or dislike cutting into their factory system.
- Material:304 stainless steel
- Tubing Diameter:2.5 inches
- Tips:Polished 4-inch stainless steel
- Compatibility:2015-2017 Ford Mustang GT 5.0L
- Installation:Cut and clamp
Our verdict“This system is ideal for Mustang owners wanting maximum volume and a race-inspired tone, willing to handle some installation complexity.”
BORLA 11953BC Axle-Back Performance Exhaust System for 2018-2023 Ford Mustang GT 5.0L V8
Compared to the more aggressive Muffler Delete, the BORLA 11953BC offers a more controlled, refined exhaust note appreciated by enthusiasts who want a classic BORLA sound without excessive noise. Its all-welded T-304 stainless steel construction ensures durability and longevity, and the black chrome tips add a sleek visual touch. The bolt-on design simplifies installation, making it accessible even for owners with basic mechanical skills. Unlike the Mishimoto Black exhaust, which emphasizes ease of install, BORLA’s system focuses on durability and a balanced sound profile. However, the black chrome tips require specific cleaning and maintenance, and the exhaust lacks active valve functionality, limiting sound modulation options. This system suits owners seeking a durable, USA-made upgrade that balances performance with a more refined tone.
Pros:- Durable all-welded T-304 stainless steel construction
- Produces a classic BORLA sound appreciated by enthusiasts
- Sleek black chrome tips for visual appeal
- Easy bolt-on installation
Cons:- Black chrome tips require specific cleaning methods
- Lacks active valve sound modulation
Best for: Mustang owners wanting a durable, high-quality exhaust with a classic but less aggressive sound.
Not ideal for: Owners looking for maximum volume or a loud, race-inspired tone that turns heads at every corner.
- Material:T-304 Stainless Steel
- Finish:Black Chrome
- Type:Axle Back
- Compatibility:2018-2023 Ford Mustang GT 5.0L
- Installation:Bolt On
Our verdict“This system is ideal for owners who want a durable, well-made exhaust that offers a refined, signature BORLA sound.”
Mishimoto Race Axleback Exhaust for Ford Mustang GT 2015+ Black
The Mishimoto Race Axleback makes a compelling choice for owners who want an easy, no-fuss upgrade. Its cut-and-clamp design allows for quick installation, comparable to the Bolt-On BORLA system, but with a more aggressive tone that improves both sound and performance. The black finish gives it a sleek look that pairs well with many Mustang styling themes. While it’s limited to 2015-2017 models, its simplicity and performance gains make it appealing for DIYers or those seeking a straightforward upgrade. Compared to the more refined BORLA 11953BC, Mishimoto’s focus is more on ease and a slightly louder tone, but it may lack the polish and durability of higher-end systems. It’s best suited for owners who want a quick install and a noticeable sound enhancement without complex fabrication.
Pros:- Easy to install with cut-and-clamp design
- Enhances exhaust sound and performance
- Sleek black finish
Cons:- Limited to specific Mustang models
- May need additional tools for installation
Best for: Owners seeking a straightforward, easy-to-install exhaust upgrade that boosts sound and performance.
Not ideal for: Those aiming for a highly polished, long-lasting system or models outside the 2015-2017 range.
- Fitment:Ford Mustang GT 2015-2017
- Color:Black
- Design:Cut and clamp
Our verdict“This pick is perfect for DIY owners who want a quick, effective performance boost with minimal hassle.”
BORLA 11887 Axle-Back Performance Exhaust System for 2015-2017 Ford Mustang GT/GT Convertible 5.0L
Compared with the Mishimoto, the BORLA 11887 offers a more refined, classic BORLA sound that appeals to enthusiasts preferring a balanced tone. Its all-welded T-304 stainless steel construction emphasizes longevity, and the bolt-on installation simplifies the upgrade process. While the Mishimoto option emphasizes ease and a louder tone, BORLA’s system provides a more polished sound profile that suits owners who want performance with a touch of refinement. However, it’s designed specifically for 2015-2017 models, limiting versatility. For those wanting a louder, more aggressive sound, the Mishimoto might be preferable; for a more balanced, durable upgrade, this BORLA system is the better choice.
Pros:- Durable T-304 stainless steel construction
- Produces a classic BORLA sound appreciated by enthusiasts
- Easy bolt-on installation
- Made in the USA
Cons:- Limited to specific model years
- May require professional installation for best results
Best for: Mustang owners seeking a durable, classic BORLA sound with straightforward installation.
Not ideal for: Owners who want maximum volume or an ultra-aggressive tone that might be too loud for daily driving.
- Material:T-304 Stainless Steel
- Installation:Bolt-On
- Application:2015-2017 Mustang GT/GT Convertible
Our verdict“This system is suited for owners wanting a durable, signature BORLA sound with reliable performance.”
Roush Performance Axle-Back Exhaust Kit for 2011-2014 Mustang GT & GT500
The Roush Performance Axle-Back is designed for earlier Mustang models, specifically 2011-2014 GT and GT500. It offers a notably more aggressive sound and increased airflow, leading to performance gains in horsepower and torque. Compared with the more recent BORLA systems, this kit emphasizes a louder, more visceral exhaust note that appeals to owners of classic or older Mustangs. Its installation can be more involved, requiring mechanical skill, but the result is a significant boost in sound and power. Owners of newer models might find it less compatible or too loud, but for the right vintage Mustang, it delivers a muscular, performance-oriented upgrade.
Pros:- Provides a more aggressive exhaust tone
- Increases airflow for better performance
- Boosts horsepower and torque
- Designed specifically for older models
Cons:- Installation may be more complex and require mechanical skills
- Loudness may be excessive for daily street use
Best for: Owners of 2011-2014 Mustang GT or GT500 models seeking an aggressive sound and performance increase.
Not ideal for: Owners of 2015+ models who prefer a quieter, more refined sound or easier installation.
- Fits:2011-2014 Mustang GT & GT500
- Type:Axle-Back Exhaust Kit
Our verdict“This kit is ideal for vintage Mustang owners wanting a true performance edge with an aggressive exhaust note.”
BORLA 11895BC Axle-Back Performance Exhaust System for 2015-2017 Ford Mustang GT/GT Convertible 5.0L V8
This BORLA system stands out for its durable T-304 stainless steel construction and straightforward bolt-on installation, making it a reliable upgrade for Mustang owners seeking a classic sound. Compared with the B00TTOJZJ0, it offers similar all-welded durability but is more narrowly tailored to specific years and models, which might limit versatility. The sound signature delivers that deep, aggressive tone many enthusiasts desire, though professional installation may be necessary for perfect fitment. The use of high-quality materials ensures longevity, but its restriction to 2015-2017 models means it’s less suitable for owners of earlier or later generations.
Pros:- Durable T-304 stainless steel construction
- Easy bolt-on installation
- Provides a classic BORLA sound
- Made in the USA
Cons:- Limited to specific Mustang models and years
- May require professional installation for perfect fit
Best for: Mustang owners seeking a durable, high-quality system with a proven sound that fits 2015-2017 models without fuss.
Not ideal for: Owners with earlier or later model Mustangs or those wanting a more aggressive or custom sound profile.
- Material:T-304 Stainless Steel
- Installation:Bolt-on
- Made in:USA
- Application:2015-2017 Ford Mustang GT/GT Convertible 5.0L V8
Our verdict“This system is ideal for owners of 2015-2017 Mustangs looking for a reliable, high-quality exhaust with a signature sound.”
BORLA 11895 Axle-Back Performance Exhaust System for 2015-2017 Ford Mustang GT/GT Convertible 5.0L V8
This BORLA axle-back impresses with its all-welded T-304 stainless steel build and easy installation, making it suitable for Mustang owners who prioritize a timeless, refined exhaust tone. Unlike the B00VF334CC, it emphasizes a slightly more aggressive sound without sacrificing durability, thanks to its high-quality materials. It’s made in the USA, which appeals to those seeking American craftsmanship, but its specific fit for 2015-2017 models makes it less flexible for other years. The bolt-on design simplifies installation, though some owners might prefer professional assistance for optimal fit and sound tuning.
Pros:- Durable stainless steel construction
- Easy bolt-on installation
- Produces a classic BORLA sound
- Made in the USA
Cons:- Designed specifically for certain Mustang models
- May require professional installation for best fit
Best for: Mustang enthusiasts wanting an authentic, all-American build with a signature BORLA sound and easy installation.
Not ideal for: Owners of non-2015-2017 Mustangs or those seeking a highly aggressive tone or full custom setup.
- Material:T-304 Stainless Steel
- Installation:Bolt-on
- Construction:All Welded
- Made in:USA
- Application:2015-2017 Ford Mustang GT/GT Convertible 5.0L V8
Our verdict“This system suits owners of 2015-2017 Mustangs seeking a durable, clean sound with straightforward installation.”
Flowmaster 817460 American Thunder Axle-Back Exhaust Kit for 2005-2010 Ford Mustang GT, GT500, California Special
This Flowmaster kit offers a moderate, aggressive tone thanks to its 16-gauge mandrel-bent stainless steel tubing and large polished tips. Compared with the Flowmaster 717827, it leans more toward a balanced sound that enhances performance without overwhelming the driver or passenger. The installation is straightforward, with factory hanger compatibility, making it a solid upgrade for older Mustang models. Its stainless steel build ensures durability, but the tone may not satisfy those seeking an extremely loud or raspy exhaust note. The slightly less aggressive sound makes it suitable for daily drivers who still want a noticeable upgrade.
Pros:- Mandrel-bent stainless steel tubing
- Easy installation with factory hangers
- Moderately aggressive exhaust tone
- Enhanced performance and durability
Cons:- Tone may be too tame for some enthusiasts
- Installation might require mechanical skill
Best for: Owners of 2005-2010 Mustangs wanting a balanced, aggressive tone with reliable durability.
Not ideal for: Owners of newer Mustangs or those seeking a very loud, race-inspired sound profile.
- Material:409 stainless steel
- Tubing Diameter:2.5 inches
- Tips Size:4 inches
- Compatibility:2005-2010 Ford Mustang GT, GT500, California Special
- Includes:Hangers and hardware
Our verdict“This kit offers a balanced sound and durable build, ideal for older Mustang models that want more presence without excessive noise.”
Flowmaster 717827 FlowFX Axle-Back Exhaust Kit for Ford Mustang (2005-2010)
This FlowFX kit provides a deep, powerful exhaust note with its 3-inch stainless steel construction and black ceramic tips, making it a strong choice for Mustang owners craving a more aggressive sound. Compared with the American Thunder 817460, it emphasizes a more pronounced, performance-oriented tone, ideal for those who want their Mustang to sound as tough as it looks. Installation is straightforward with factory hanger points, but the black ceramic tips add a sleek aesthetic and heat resistance. While it excels in delivering a robust sound, it’s limited to specific models and may require professional setup for optimal results—especially if tuning for maximum performance.
Pros:- High-performance stainless steel
- Deep, powerful exhaust tone
- Easy to install with factory hangers
- Black ceramic tips for heat resistance and style
Cons:- Limited compatibility to certain models
- May require professional installation for best tuning
Best for: Owners of 2005-2010 Mustangs seeking a deep, aggressive exhaust tone with a durable, heat-resistant finish.
Not ideal for: Owners of newer or less performance-focused Mustangs who prefer a milder sound or are concerned about compatibility.
- Material:Stainless Steel
- Tip Size:4.50 inches
- Finish:Black Ceramic Coating
- Compatibility:2005-2010 Ford Mustang GT, Shelby GT, GT500
Our verdict“This system delivers a deep, aggressive sound for performance-minded Mustang owners with compatible models.”
Flowmaster 717827 FlowFX Axle-Back Exhaust Kit for Ford Mustang (2005-2010)
This Flowmaster kit provides a deep, powerful exhaust note with its 3-inch stainless steel construction and black ceramic tips, making it a strong choice for Mustang owners craving a more aggressive sound. Compared with the American Thunder 817460, it emphasizes a more pronounced, performance-oriented tone, ideal for those who want their Mustang to sound as tough as it looks. Installation is straightforward with factory hanger points, but the black ceramic tips add a sleek aesthetic and heat resistance. While it excels in delivering a robust sound, it’s limited to specific models and may require professional setup for optimal results—especially if tuning for maximum performance.
Pros:- High-performance stainless steel
- Deep, powerful exhaust tone
- Easy to install with factory hangers
- Black ceramic tips for heat resistance and style
Cons:- Limited compatibility to certain models
- May require professional installation for best tuning
Best for: Owners of 2005-2010 Mustangs seeking a deep, aggressive exhaust tone with a durable, heat-resistant finish.
Not ideal for: Owners of newer or less performance-focused Mustangs who prefer a milder sound or are concerned about compatibility.
- Material:Stainless Steel
- Tip Size:4.50 inches
- Finish:Black Ceramic Coating
- Compatibility:2005-2010 Ford Mustang GT, Shelby GT, GT500
Our verdict“This system delivers a deep, aggressive sound for performance-minded Mustang owners with compatible models.”
Borla 11750 Axle-Back Performance Exhaust System for ’05-’09 Ford Mustang GT and ’07-’09 Shelby GT500
This Borla system combines durable T-304 stainless steel with a dual split rear exit design, emphasizing a clean, refined sound that minimizes drone—making it perfect for daily drivers. Unlike the other Borla options, it features chrome tips and a dual exhaust setup, offering a more aggressive aesthetic while maintaining a smooth, non-intrusive exhaust note. The all-welded construction provides long-lasting reliability, but its specific application to older Mustang models limits its versatility for newer builds. The system’s focus on reducing drone makes it less suitable for those wanting a louder, more race-inspired tone.
Pros:- Durable T-304 stainless steel
- All-welded construction for reliability
- No-drone guarantee for a smooth ride
- Dual split rear exit for an aggressive look
Cons:- Specific to certain older Mustang models
- Less suited for owners seeking a loud, aggressive tone
Best for: Daily-driven Mustang owners who prioritize a refined sound with no drone over maximum volume or raw aggression.
Not ideal for: Enthusiasts seeking an extremely loud or raspy exhaust tone or owners of newer Mustang models.
- Material:T-304 stainless steel
- Installation:Bolt-on
- Construction:All welded
- Application:’05-’09 Ford Mustang GT and Shelby GT500
- Tips:Dual split rear exit
Our verdict“This Borla system is best for daily drivers wanting a refined, drone-free exhaust experience with durability in mind.”
How We Picked
In selecting these axleback exhausts, I focused on a mix of performance, sound quality, build strength, and ease of installation. Products were evaluated based on their compatibility with Mustang GT models from various years, ensuring a proper fit. I also considered the materials used, aiming for stainless steel options that resist corrosion over time. Sound character was a key factor, with a preference for exhausts that deliver a deep, aggressive tone without excessive drone. Price was balanced against quality, ensuring that each choice offers good value for its class. The ranking reflects a combination of overall performance, customer feedback, and suitability for different driver needs.| axleback exhaust mustang gt | Installation |
|---|---|
| Roush 2018-2019 Mustang 5.0L G | Professional recommended |
| SLP Performance Parts M31014 L | Easy bolt-on |
| Axle-Back Exhaust for 2005-201 | Bolt-on |
| MBRP Mustang GT 5.0L T304 SS 2 | — |
| C&L Muffler Delete Axle-Back E | Bolt-on, no cutting required |
| Muffler Delete Axle-Back Exhau | Cut and clamp |
| BORLA 11953BC Axle-Back Perfor | Bolt On |
| Mishimoto Race Axleback Exhaus | — |
| BORLA 11887 Axle-Back Performa | Bolt-On |
| Roush Performance Axle-Back Ex | — |
| BORLA 11895BC Axle-Back Perfor | Bolt-on |
| BORLA 11895 Axle-Back Performa | Bolt-on |
| Flowmaster 817460 American Thu | — |
| Flowmaster 717827 FlowFX Axle- | — |
| Flowmaster 717827 FlowFX Axle- | — |
| Borla 11750 Axle-Back Performa | Bolt-on |
Factors to Consider When Choosing Axleback Exhaust Mustang Gt
When choosing an axleback exhaust for your Mustang GT, it’s essential to consider several factors that influence performance, sound, and long-term reliability. The right exhaust can transform your driving experience but can also be a costly mistake if it doesn’t match your needs or build expectations. Understanding these key considerations will help you select an option that aligns with your goals and budget.Sound Character and Volume
One of the most critical factors is the sound profile. Some exhausts provide a deep, throaty growl, ideal for those seeking a muscular, aggressive tone. Others lean toward a more refined, subdued sound suitable for daily driving. Remember, louder isn’t always better—excessive volume can lead to drone or fatigue on long drives. Consider your personal preference and local noise regulations when evaluating sound levels.
Material and Durability
High-quality materials like T304 stainless steel dramatically extend the lifespan of your exhaust by resisting rust and corrosion. Cheaper aluminized steel may save money upfront but could deteriorate faster, especially in harsh climates. Durability is particularly important if you plan to keep your Mustang for several years or drive frequently in wet or salty conditions.
Fitment and Compatibility
Ensuring the exhaust kit fits your Mustang GT’s year and model is essential. Some products are designed for specific years, while others are more universal. Improper fitment can cause installation issues, leaks, or unwanted noise. Always verify compatibility and consider whether professional installation is needed, especially for complex bolt-on systems.
Performance Gains and Sound Tuning
While axleback exhausts primarily change sound, some also offer slight gains in exhaust flow, potentially improving throttle response. Look for options with mandrel bends and larger diameter pipes for better airflow. Keep in mind that gains are often modest, so if performance is your main goal, an axleback should be paired with other modifications.
Price and Value
Balance your budget with the features you want. Premium brands like BORLA and Roush tend to offer better build quality and sound, but at a higher cost. Cheaper options may provide a noticeable sound upgrade but might lack durability or have a more droning tone. Consider long-term value—sometimes investing in a quality exhaust pays off in durability and sound satisfaction.
Frequently Asked Questions
Will installing an axleback exhaust increase my Mustang GT’s horsepower?
While an axleback exhaust primarily changes the sound and aesthetics of your Mustang, it can provide minor improvements in exhaust flow, which may lead to slight increases in horsepower and throttle response. However, these gains are usually modest and most noticeable when combined with other performance modifications like headers or a tune. For significant power gains, consider a full exhaust system or other engine upgrades.
Is it necessary to get my axleback exhaust professionally installed?
Installation difficulty varies depending on your mechanical skill and the specific exhaust system. Many axleback kits are designed for DIY installation with basic hand tools, but some may require special tools or more advanced skills. Professional installation ensures proper fitment and sealing, especially for systems with complex mounting or welding requirements. Consider your comfort level and whether you want to avoid potential issues like leaks or rattles down the line.
How loud should my axleback exhaust be for daily driving?
The ideal loudness level depends on your personal preference and environment. For daily use, a moderate volume that provides a sporty tone without excessive drone or noise fatigue is often best. Exhausts with adjustable tips or sound dampening features can offer flexibility. Keep in mind that louder systems may attract unwanted attention or violate noise regulations in some areas.
What maintenance is required for an axleback exhaust?
Maintaining your axleback exhaust involves regular cleaning to remove dirt and road grime, especially if it’s made from polished or chrome-plated materials. Inspect for rust or corrosion periodically, particularly in salty or humid climates. Tighten mounting hardware if you notice any rattling or leaks. Overall, a well-maintained exhaust can last many years, preserving both appearance and sound quality.
Should I choose a loud, aggressive exhaust or a more subdued tone?
This decision depends on your driving style and environment. If you enjoy a loud, attention-grabbing sound and often drive in open areas, a more aggressive exhaust might suit you. Conversely, if you prefer a subtle tone that still enhances your Mustang’s character without drawing too much attention, a quieter, more refined system makes sense. Always consider local noise ordinances and your comfort level with increased volume.
Conclusion
For most Mustang GT owners, the Roush 2018-2019 Axle-Back offers a well-rounded blend of deep sound, durability, and ease of installation, making it the best overall choice. Those seeking a premium, refined tone may prefer the BORLA Performance Exhaust System, despite the higher price. Beginners or casual enthusiasts should consider simpler, more affordable options like the Axle-Back for 2005-2010 Mustang GT or muffler delete kits for quick upgrades. For drivers prioritizing aggressive sound and maximum performance, models like SLP’s Loud Mouth or Flowmaster’s American Thunder provide a bold, muscular exhaust note. Ultimately, your choice should reflect your driving style, budget, and desired sound profile, ensuring a satisfying upgrade tailored to your Mustang GT.
Halloween Picks
halloween
As an affiliate, we earn on qualifying purchases.
