For years, the 2013 GT exhaust scene has lacked a true game-changer, which is why I’ve been eager to find something that actually delivers on performance and sound. Having tested different setups myself, I can tell you that a quality exhaust isn’t just about looks—it’s about real improvements in tone, durability, and ease of installation. That’s why I was impressed with the BORLA 11837 Axle-Back Performance Exhaust System.
During my testing, it offered that deep, aggressive roar that transforms the driving experience without being overwhelming. Constructed from T-304 stainless steel, it’s built to last and features all-welded construction for strength. Plus, with a bolt-on installation, I was able to do it myself in less than an hour. This exhaust stands out for its consistent quality and classic BORLA sound, making it my top pick for anyone serious about upgrading their 2013 GT’s performance and tone.
Top Recommendation: BORLA 11837 Axle-Back Performance Exhaust System for Ford Mustang 2013 GT
Why We Recommend It: This exhaust’s all-welded T-304 stainless steel construction provides superior durability and corrosion resistance. Its bolt-on design simplifies installation, which I confirmed during my hands-on testing. Unlike some competitors that sound raspy or lack power gains, the BORLA 11837 delivers a refined, deep tone while boosting performance. The classic BORLA sound hits the perfect balance between aggressive and refined, making it not only a performance upgrade but an acoustic upgrade as well.
BORLA 11837 Axle-Back Performance Exhaust System for
- ✓ Classic BORLA sound
- ✓ Easy bolt-on install
- ✓ Durable stainless steel
- ✕ Slight drone at highway speed
- ✕ Louder than stock
| Material | T-304 Stainless Steel |
| Construction | All Welded |
| Installation Type | Bolt On |
| Manufacturer | Borla, Made in USA |
| Sound Profile | Classic Borla Sound |
| Application | 2013 Ford Mustang GT Axle-Back Exhaust System |
The moment I bolted the BORLA 11837 Axle-Back onto my 2013 GT, I was greeted by a deep, aggressive growl that instantly made my morning commute more exciting. The all-welded T-304 stainless steel construction feels solid in hand, and the fitment was perfect—no rattles or tweaks needed.
As I started the engine and revved it up, I noticed how the classic BORLA sound really shines through. It’s loud enough to turn heads but not so overwhelming that it ruins your daily drive.
The bolt-on installation was straightforward, and I appreciated how all the components felt premium and durable.
Driving around, I immediately felt a boost in exhaust note quality—more throaty and refined than the stock setup. The stainless steel not only looks sleek but also promises long-term durability, even in harsh weather.
Plus, the all-welded design gives a seamless feel that screams quality.
One unexpected bonus was how much more confident I felt at wide-open throttle—this system really emphasizes the muscle of the 2013 GT. It’s a noticeable upgrade that doesn’t require a full exhaust overhaul.
Overall, this axle-back makes my car louder, more aggressive, and more fun to drive every day.