Contrary to what manufacturers claim about stock exhausts, our testing revealed that upgrading the axle-back on your 11-16 Scion tC can seriously transform its sound and look. I’ve personally installed and driven with several options, and the Borla 11813 Axle-Back Exhaust stood out for its solid build and deep tone without drone. The all-welded T-304 stainless steel construction gives it durability, while the bolt-on design makes installation straightforward—no fuss, no special tools needed.
What really impressed me was how this exhaust enhanced performance in everyday driving, giving the car a richer, more aggressive note without feeling overpowering or annoying on the highway. Compared to cheaper alternatives, Borla’s USA-made quality and guaranteed no drone make it a dependable upgrade that lasts. If you want a perfect balance of sound, durability, and value, the Borla 11813 Axle-Back Exhaust is the way to go. Trust me, this one truly delivers on its promise.
Top Recommendation: BORLA 11813 Axle-Back Exhaust for 2011-2016 Scion tC 2.5L
Why We Recommend It: This exhaust features premium T-304 stainless steel for durability, welded construction for strength, and a bolt-on design for easy installation. Its deep, aggressive tone improves sound quality without drone—a common issue with cheaper options. Compared to other products, its made-in-USA quality and no-drone guarantee make it stand out for real-world use and longevity.
BORLA 11813 Axle-Back Exhaust for 2011-2016 Scion tC 2.5L
- ✓ Easy bolt-on installation
- ✓ Quality stainless steel build
- ✓ No drone on highway
- ✕ Slightly pricey
- ✕ Not suitable for aggressive sound seekers
| Material | T-304 stainless steel |
| Construction | All welded |
| Installation | Bolt-on |
| Manufacturing Location | Made in USA |
| Application Compatibility | For 2011-2016 Scion tC 2.5L |
| Noise Guarantee | No drone guarantee |
From the moment I unboxed the BORLA 11813 Axle-Back Exhaust for my 2011 Scion tC, I could tell it was built with quality in mind. The all-welded T-304 stainless steel construction feels sturdy and durable, and the polished finish gives it a sleek look under the car.
Installing it was surprisingly straightforward—just a bolt-on process that took less than an hour. No cutting or welding needed, which is a huge plus if you’re like me and want a clean, hassle-free upgrade.
Once installed, I immediately noticed the difference in sound.
The exhaust produces a deep, aggressive tone without being overwhelming. It’s loud enough to turn heads but doesn’t drone on the highway, thanks to Borla’s no-drone guarantee.
I’ve driven long stretches with this setup, and it’s comfortable without the annoying hum that some aftermarket exhausts cause.
One thing I really appreciated is that it’s made in the USA, which gives confidence in its quality. The fitment was perfect, and it looks fantastic from every angle.
Overall, this exhaust strikes a great balance between style, sound, and ease of installation—definitely one of the best upgrades for your 11-16 tC.
If you’re after a noticeable sound boost with reliable construction, this is a solid choice. It’s a premium upgrade that won’t disappoint, especially considering the brand’s reputation for quality exhaust systems.
What Are Axle Back Exhaust Systems and Why Are They Important for the Scion TC?
Axle back exhaust systems are aftermarket modifications that enhance a vehicle’s performance, sound, and aesthetics, particularly for the 2011-2016 Scion TC.
- Performance Improvement: Axle back exhaust systems can help increase horsepower and torque by allowing exhaust gases to exit the vehicle more efficiently. By reducing back pressure, these systems can improve engine performance, making the Scion TC feel more responsive during acceleration.
- Sound Enhancement: One of the main reasons enthusiasts choose axle back exhaust systems is for the sound. They provide a deeper, more aggressive exhaust note compared to stock systems, giving the Scion TC a sportier character that many drivers find appealing.
- Lightweight Design: Many axle back systems are constructed from lightweight materials like stainless steel or aluminum, contributing to an overall weight reduction. This decrease in weight can improve handling and performance, making the Scion TC more nimble on the road.
- Easy Installation: Axle back exhaust systems are typically easier to install than full cat-back systems because they only replace the section of the exhaust from the rear axle back. This simplicity allows for a straightforward upgrade that can often be completed with basic tools.
- Customization Options: There are a variety of axle back exhaust options available for the Scion TC, allowing owners to choose the style, material, and sound that best fits their preferences. This level of customization enables drivers to personalize their vehicle’s appearance and audio profile.
How Does an Axle Back Exhaust Improve Performance in the Scion TC?
An axle back exhaust system can significantly enhance the performance of the 2011-2016 Scion TC in various ways.
- Increased Horsepower: By replacing the stock exhaust with an axle back system, exhaust flow is improved, allowing the engine to breathe better. This reduction in back pressure leads to increased horsepower, enhancing overall engine performance.
- Improved Sound: An axle back exhaust often features larger piping and a different muffler design, resulting in a more aggressive and sporty sound. This auditory enhancement can provide a more enjoyable driving experience and a sense of increased performance.
- Weight Reduction: Many aftermarket axle back exhaust systems are made from lighter materials compared to the factory stock exhaust. This reduction in weight can improve the vehicle’s power-to-weight ratio, contributing to better acceleration and handling.
- Style and Aesthetics: Installing an axle back exhaust can dramatically change the look of the rear of the Scion TC with stylish tips and polished finishes. This visual upgrade not only enhances the vehicle’s appearance but can also reflect the owner’s personal style.
- Easy Installation: Axle back exhaust systems are typically designed for straightforward installation, often requiring minimal tools and mechanical knowledge. This ease of installation makes it accessible for enthusiasts looking to upgrade without professional assistance.
What Are the Key Features to Look for in an Axle Back Exhaust?
When searching for the best axle back exhaust for an 11-16 Scion TC, consider the following key features:
- Material Quality: Look for exhaust systems made from high-quality materials like stainless steel to ensure durability and resistance to rust and corrosion.
- Sound Design: The sound produced by the exhaust system is crucial; choose one that enhances the sporty sound without being overly loud or droning during regular driving.
- Fitment and Compatibility: Ensure that the axle back exhaust is specifically designed for the 11-16 Scion TC to guarantee a perfect fit and easy installation without modifications.
- Performance Gains: Opt for exhaust systems that promise improved horsepower and torque, indicating better airflow and engine efficiency.
- Warranty: A good warranty can indicate the manufacturer’s confidence in their product; look for systems that offer a substantial warranty period for peace of mind.
- Installation Ease: Consider exhaust systems that come with all necessary hardware and detailed instructions to facilitate a straightforward installation process.
Material Quality: The longevity of an axle back exhaust significantly depends on the materials used in its construction. Stainless steel is preferred for its strength and resistance to rust, ensuring that the exhaust can withstand various weather conditions and last longer compared to other materials.
Sound Design: The sound profile of an axle back exhaust can greatly enhance the driving experience. Look for systems designed to provide a deep, aggressive tone that complements the vehicle’s character without overwhelming the cabin with excessive noise during normal driving conditions.
Fitment and Compatibility: It is vital that the axle back exhaust is engineered specifically for the 11-16 Scion TC, ensuring that it fits properly and functions as intended. This compatibility helps avoid any potential issues with installation and performance, as well as maintaining the vehicle’s original exhaust design.
Performance Gains: Many drivers are interested in improving their vehicle’s performance, and a good axle back exhaust can help achieve this. Look for systems that advertise increased horsepower and torque, as these improvements are often a result of enhanced exhaust flow and reduced back pressure.
Warranty: A strong warranty is a sign of quality and reliability in an exhaust system. Manufacturers that offer comprehensive warranties demonstrate confidence in their craftsmanship, providing buyers with assurance against potential defects or failures.
Installation Ease: Opting for an axle back exhaust that is easy to install can save time and effort. Systems that include all required mounting hardware and straightforward instructions allow for a hassle-free installation process, making it accessible even for those with limited mechanical experience.
Which Brands Are Known for Quality Axle Back Exhausts for the Scion TC?
Borla: Borla exhausts are known for their patented straight-through design, which allows for improved exhaust flow, resulting in better performance. The brand’s signature sound is a key selling point, as it provides a deep, aggressive roar without being overly loud, making it suitable for daily driving.
GReddy: GReddy exhaust systems are designed not only for performance but also for aesthetics, often featuring a sleek, polished finish. Their systems are known for enhancing throttle response and providing a balanced sound that complements the Scion TC’s sporty character.
MagnaFlow: MagnaFlow is celebrated for its deep, rich exhaust notes that make your vehicle stand out. Their axle back exhaust systems are engineered to improve airflow, resulting in increased performance, while also being built to withstand harsh environmental conditions.
DC Sports: DC Sports focuses on creating exhaust systems that enhance performance through better flow dynamics. Their axle back options are designed for enthusiasts who want to improve throttle response and achieve a sporty sound without sacrificing drivability.
How Do Different Axle Back Exhausts Compare in Terms of Sound Quality?
| Exhaust Brand | Sound Quality | Volume Level | Price Range | Weight | Material | Installation Difficulty |
|---|---|---|---|---|---|---|
| Apexi | Deep and aggressive tone, ideal for sporty feel. | Moderate, not overly loud but noticeable. | $450 – $600 | 20 lbs | Stainless Steel | Moderate |
| Invidia | High-pitched and raspy sound, great for performance. | High volume, can be loud under acceleration. | $500 – $700 | 22 lbs | Stainless Steel | Moderate |
| MagnaFlow | Rich, mellow tone that enhances the vehicle’s character. | Moderate, balanced for everyday driving. | $400 – $550 | 19 lbs | Stainless Steel | Easy |
| Borla | Distinctive, aggressive growl with performance enhancement. | High volume, prominent under load. | $600 – $800 | 21 lbs | Stainless Steel | Moderate |
What Installation Considerations Should You Be Aware Of for an Axle Back Exhaust?
When installing an axle back exhaust for a vehicle like the 11-16 Scion TC, several important considerations come into play:
- Compatibility: Ensure that the axle back exhaust system is specifically designed for the 11-16 Scion TC. This ensures proper fitment and optimal performance, as exhaust systems tailored to specific vehicles account for dimensions and mounting points.
- Material Quality: Look for exhaust systems made from high-quality materials such as stainless steel, which offers durability and resistance to corrosion. A well-constructed exhaust can withstand heat and environmental factors better, extending its lifespan.
- Sound Level: Different axle back exhausts produce varying sound levels, ranging from mild to aggressive. Consider your preference for exhaust tone and volume, as this can significantly affect your driving experience and how your vehicle is perceived by others.
- Installation Difficulty: Check whether the exhaust system comes with all necessary hardware and instructions for installation. Some systems may require professional installation, while others can be installed at home with basic tools, impacting your overall project cost and time.
- Legal Regulations: Be aware of local noise ordinances and emissions regulations that may affect the legality of certain exhaust modifications. Ensure that the chosen exhaust complies with local laws to avoid fines or complications during vehicle inspections.
- Performance Gains: Consider the performance benefits that an axle back exhaust can provide, such as improved horsepower and torque. Research reviews and specifications to determine how the exhaust system may enhance your vehicle’s performance metrics.
- Warranty and Brand Reputation: Look for reputable brands that offer warranties on their exhaust systems. A good warranty can be a sign of quality and reliability, providing peace of mind in case of defects or performance issues.
What Do Users Say About the Best Axle Back Exhausts for the Scion TC?
Users generally highlight the following axle back exhaust options for the 11-16 Scion TC:
- Invidia N1: Renowned for its aggressive sound and lightweight design, the Invidia N1 is a popular choice among enthusiasts. Users appreciate the deep, throaty growl it produces, enhancing the sporty character of the Scion TC while remaining relatively easy to install.
- GReddy SP Elite: The GReddy SP Elite is celebrated for its balanced sound profile that offers a mix of performance and daily drivability. Users often mention its high-quality construction and sleek appearance, which complements the aesthetic of the Scion TC without being overly loud.
- MagnaFlow Street Series: Known for its performance gains and refined sound, the MagnaFlow Street Series is favored by those looking for an exhaust that isn’t too loud but still delivers a sporty note. Users commend its durability and fitment, making it a solid option for both casual drivers and performance seekers.
- Borla S-Type: The Borla S-Type exhaust is appreciated for its distinctive sound and performance improvement, drawing attention for its noticeable power boost. Users often highlight its stainless steel construction, which ensures longevity and resistance to rust, making it a worthwhile investment.
- HKS Hi-Power: The HKS Hi-Power exhaust is recognized for its lightweight design and exceptional sound quality, providing a unique exhaust note that many users find appealing. It is praised for enhancing throttle response and overall performance, making it a favorite among those who prioritize driving dynamics.