Before testing the Borla 140456 Stainless Steel Cat-Back Exhaust System for Fiat 500, I never realized how much a quality exhaust could actually change your drive. I pushed this system through spirited city drives and twisty backroads, and the difference in sound, performance, and build quality was clear. Its 304 stainless steel feels sturdy yet refined, and the double round rolled angle cut tip amps up the sporty look. It’s noticeable in both sound and experience—louder, throatier, and more aggressive but still refined enough to enjoy daily. Trust me, this isn’t just a cosmetic upgrade; it genuinely shifts how your Fiat 500 Abarth sounds and performs.
After thorough testing and comparing with other options, this Borla exhaust stands out because it combines durability, enhanced flow, and a sleek design at a reasonable price point. Its premium materials and polished finish make it a smart investment for anyone wanting a noticeable boost in sound and a cleaner, sharper look. I highly recommend the Borla 140456 for its craftsmanship and performance gains—giving your Abarth that extra edge it deserves.
Top Recommendation: Borla 140456 Stainless Steel Cat-Back Exhaust System for Fiat 500
Why We Recommend It: This Borla system features high-quality 304 stainless steel construction, ensuring durability and resistance to rust. The 3.19-inch tip provides an aggressive, sporty aesthetic, while the double round rolled angle cut enhances sound quality—deepening the exhaust note without excessive drone. Its precise fit and polished finish make installation straightforward and visually appealing. Compared to other options, Borla’s reputation for craftsmanship and performance sets it apart, delivering a noticeable upgrade in both sound and throttle response, making it a superior choice for avid Abarth enthusiasts.
Borla 140456 Stainless Steel Cat-Back Exhaust System for
- ✓ Premium stainless steel build
- ✓ Sporty, aggressive sound
- ✓ Stylish double tips
- ✕ Pricey compared to others
- ✕ Slightly louder at high RPM
| Material | 304 stainless steel |
| Exhaust Tip Diameter | 3.19 inches |
| Fitment | Designed for Fiat 500 Abarth |
| Exhaust Type | Cat-back exhaust system |
| Construction Features | Double round rolled angle cut |
| Brand | Borla |
From the moment I unboxed the Borla 140456, I noticed how solid and premium it feels in your hands. Unlike some exhausts that feel lightweight or flimsy, this one is made from durable 304 stainless steel, giving it a hefty, quality feel.
The double round rolled angle cut tips immediately catch your eye—they add a sleek, refined look that really elevates the Fiat 500 Abarth’s sporty vibe. Installing it was straightforward; the fit was perfect, and the 3.19-inch tip gives just the right aggressive flair without going overboard.
Once installed, the real difference becomes obvious. The exhaust produces a deep, throaty growl that’s noticeably richer than the stock system.
It’s loud enough to turn heads but not so intrusive that it disturbs your daily drive.
Driving around, I found the sound quality to be consistent at all RPMs, with a smooth, resonant tone. The dual round rolled tips look great from behind, especially when paired with the sporty stance of the Abarth.
Plus, Borla’s reputation for quality gives peace of mind on durability and longevity.
One thing to keep in mind—at $775, it’s definitely an investment. But considering the material quality and sound upgrade, it feels worth it for anyone serious about improving their Fiat’s performance and style.
What Factors Should You Consider When Choosing the Best Exhaust for Fiat 500 Abarth?
When choosing the best exhaust for a Fiat 500 Abarth, several important factors must be considered to ensure optimal performance and sound.
- Material: The material of the exhaust system affects durability and weight. Stainless steel is often preferred for its resistance to corrosion and longevity, while mild steel is more affordable but may not last as long under harsh conditions.
- Sound Level: Different exhaust systems produce varying sound levels, from subtle to aggressive. It’s crucial to consider local noise regulations and personal preference for sound, as a louder exhaust can enhance performance but may be undesirable in certain environments.
- Performance Gains: Look for exhaust systems that are designed to improve airflow and reduce back pressure. Performance exhausts can lead to increased horsepower and torque, making it essential to evaluate dyno results or user reviews to understand the potential gains.
- Fitment and Compatibility: Ensure that the exhaust system is specifically designed for the Fiat 500 Abarth. Proper fitment is critical to avoid installation issues and ensure that the exhaust integrates well with the vehicle’s existing components.
- Type of Exhaust System: Consider whether you want a cat-back system, header-back system, or axle-back system. Each type offers different benefits in terms of installation complexity, price, and performance improvement, so it’s essential to choose one that aligns with your goals.
- Brand Reputation: Research the reputation of the exhaust brand for quality and customer service. Established brands often provide better engineering and support, ensuring that you receive a reliable product.
- Aesthetics: The appearance of the exhaust system, including the tips and overall design, can enhance the look of your Fiat 500 Abarth. Choose a style that matches your personal taste and complements the car’s design.
What Are the Advantages of Upgrading Your Fiat 500 Abarth Exhaust System?
Upgrading the exhaust system of your Fiat 500 Abarth offers several benefits that enhance performance, sound, and aesthetics.
- Improved Performance: An aftermarket exhaust system can significantly increase horsepower and torque by reducing back pressure and improving exhaust flow. This allows the engine to breathe more efficiently, leading to better performance, especially at higher RPMs.
- Enhanced Sound: Many enthusiasts choose to upgrade their exhaust for a more aggressive and sporty sound. Aftermarket options often provide a deeper, more resonant tone that enhances the driving experience and reflects the car’s sporty nature.
- Weight Reduction: Stock exhaust systems can be heavy, and many aftermarket options are designed to be lighter. Reducing the weight of the exhaust system can improve the overall power-to-weight ratio of the vehicle, contributing to a more agile driving experience.
- Custom Aesthetic: Upgrading to a stylish exhaust system can enhance the visual appeal of the Fiat 500 Abarth. Options like dual tips or unique designs allow owners to personalize their vehicles and set them apart from stock models.
- Increased Resale Value: A high-quality aftermarket exhaust can increase the appeal of your Fiat 500 Abarth to potential buyers. Performance upgrades are often seen as desirable features, which can lead to a higher resale value.
- Better Fuel Efficiency: An upgraded exhaust system can improve fuel efficiency by optimizing the engine’s performance. When the engine runs more efficiently, it can lead to better miles per gallon, making it a practical upgrade for daily drivers.
How Do Different Exhaust Brands for Fiat 500 Abarth Compare?
| Brand | Sound Quality | Performance Increase | Price | Weight | Material | Installation Difficulty | Warranty |
|---|---|---|---|---|---|---|---|
| MagnaFlow | Deep and aggressive tone, highly rated by users. | Up to 10% increase in horsepower. | $600 – Mid-range price. | Approx. 20 lbs | Stainless Steel | Moderate | Limited lifetime warranty |
| Remus | Sporty sound with a resonant finish, popular among enthusiasts. | Improves throttle response and torque. | $750 – Higher end of the market. | Approx. 18 lbs | Stainless Steel | Moderate | 2-year warranty |
| Akrapovic | Exotic sound, very refined and lightweight design. | Significant performance boost, around 15%. | $1,200 – Premium pricing. | Approx. 10 lbs | Titanium | Easy | 2-year warranty |
| Borla | Distinctive sound, louder than stock but not overwhelming. | Provides a noticeable increase in power. | $700 – Competitive in performance exhaust market. | Approx. 22 lbs | Stainless Steel | Moderate | Limited lifetime warranty |
What Features Make These Exhaust Brands Stand Out?
The best exhaust for Fiat 500 Abarth brands are known for their performance enhancements, sound quality, and build quality.
- Akrapovic: This brand is renowned for its premium quality and lightweight titanium construction. Akrapovic exhaust systems provide a significant weight reduction while enhancing the car’s performance and delivering an aggressive yet refined sound that appeals to enthusiasts.
- MagnaFlow: MagnaFlow exhausts are recognized for their deep, throaty sound and high-flow design, which optimizes exhaust flow and increases horsepower. Their systems are often made from durable stainless steel, ensuring longevity and resistance to corrosion, making them a practical choice for everyday use.
- Remus: Remus offers a blend of sportiness and elegance, with exhaust systems designed to improve not just performance but also the aesthetic appeal of the Fiat 500 Abarth. Their products typically feature a unique sound profile that enhances the driving experience without being excessively loud.
- Borla: Borla is famous for its straight-through design, which maximizes exhaust flow and improves engine efficiency. Their exhaust systems are engineered to produce a distinctive sound that is both aggressive and sophisticated, making them a popular choice among performance car enthusiasts.
- Invidia: Invidia exhaust systems are known for their innovative design and performance-oriented features, such as adjustable valves for sound control. They provide a balanced sound profile that enhances the driving experience while also improving horsepower and torque.
What Types of Exhaust Systems Are Available for the Fiat 500 Abarth?
The available types of exhaust systems for the Fiat 500 Abarth enhance performance and sound characteristics, catering to various preferences.
- Cat-Back Exhaust: This system replaces the exhaust system from the catalytic converter back and is designed to improve exhaust flow, thereby increasing horsepower and torque. Cat-back exhausts often feature a more aggressive sound profile, making them popular among enthusiasts looking to enhance the vehicle’s performance and auditory experience.
- Turbo Back Exhaust: A turbo back exhaust system includes all components from the turbocharger to the tailpipe, which maximizes exhaust flow and minimizes back pressure. This system not only provides significant performance gains but also allows for more customization options, such as high-performance catalytic converters and mufflers.
- Axle Back Exhaust: An axle back exhaust system replaces the exhaust components behind the rear axle, offering a quick and relatively easy way to improve sound without extensive modifications. While it may not provide the same level of performance increase as a cat-back or turbo back system, it still enhances the vehicle’s exhaust note and can be a cost-effective upgrade.
- Header Exhaust: Upgrading to performance headers involves replacing the factory exhaust manifold with a more efficient design, which improves exhaust flow from the engine. This modification can lead to noticeable increases in horsepower and torque, especially when combined with other exhaust system upgrades.
- Resonated vs. Non-Resonated Exhaust: Resonated exhaust systems include a resonator that modifies sound characteristics, typically resulting in a deeper tone with reduced drone at cruising speeds. Non-resonated systems, on the other hand, produce a louder and more aggressive sound, appealing to those who prioritize auditory presence over comfort during everyday driving.
How Do Cat-Back and Axle-Back Exhaust Systems Differ in Performance?
Axle-Back Exhaust System: An axle-back exhaust system focuses on the section of the exhaust that runs from the rear axle to the exhaust tips. While it can still provide a noticeable sound improvement and a slight increase in performance, it does not affect the front portions of the exhaust system, such as the catalytic converter. This makes it a more budget-friendly option for enthusiasts looking to modify their Fiat 500 Abarth without extensive modifications to the exhaust flow.
What Are the Most Popular Exhaust Options Chosen by Fiat 500 Abarth Owners?
The most popular exhaust options chosen by Fiat 500 Abarth owners include:
- MagnaFlow Cat-Back Exhaust: This exhaust system is favored for its balance of performance and sound, featuring a straight-through design that enhances airflow and reduces back pressure. It provides a deep, aggressive tone that many Abarth enthusiasts appreciate without being overly loud during regular driving.
- Fabspeed Exhaust System: Renowned for its high-quality construction, the Fabspeed exhaust system offers improved exhaust flow and a noticeable increase in horsepower. It is designed to produce a sporty sound while maintaining a refined tone, making it a popular choice for those who want both performance and style.
- Remus Exhaust: The Remus exhaust is known for its exceptional build quality and distinctively sporty sound profile. This system utilizes a unique resonator design to minimize drone while maximizing performance, which appeals to Abarth owners looking for a premium option that enhances the driving experience.
- Abarth Performance Exhaust: This is the official performance exhaust from Fiat, designed specifically for the Abarth model. It delivers a more aggressive sound and improved performance, making it an ideal choice for those who want a factory-backed upgrade that maintains compatibility with the original vehicle setup.
- Borla Exhaust: Borla’s exhaust systems are recognized for their advanced technology and innovative design, offering a distinctive sound that stands out. This exhaust option provides a significant boost in exhaust flow, resulting in increased power and a more engaging driving experience, while also ensuring durability with its stainless-steel construction.
What Common Misconceptions Exist About Fiat 500 Abarth Exhaust Systems?
Several common misconceptions exist about the exhaust systems for the Fiat 500 Abarth, particularly regarding performance and functionality.
- All aftermarket exhausts increase performance significantly: Many enthusiasts believe that any aftermarket exhaust will provide a noticeable performance boost, but this is not always the case. While some systems can enhance horsepower and torque, the actual gains depend on factors like the design, materials used, and compatibility with other engine modifications.
- All exhaust systems are loud: There’s a perception that upgrading to an aftermarket exhaust will inevitably lead to a noisy ride. However, there are various options available that provide a balance between sound and performance, allowing for a more refined driving experience without excessive noise.
- Stock exhaust is always the best for reliability: Some owners think that sticking with the stock exhaust is the best way to ensure reliability. In reality, many aftermarket options are built with higher-quality materials and better engineering, which can actually improve durability and longevity compared to the factory system.
- All performance exhausts are emissions illegal: Many believe that any performance-oriented exhaust will make their vehicle non-compliant with emissions regulations. However, there are aftermarket options designed specifically to meet or exceed these standards, allowing for improved performance without legal repercussions.
- Installing an aftermarket exhaust is too complicated: A common assumption is that upgrading the exhaust system is a complex task that requires professional installation. While some systems might be more involved, many exhaust kits are designed for easy installation, often allowing DIY enthusiasts to complete the process with basic tools.