Borla S-Type Exhaust And JDL UEL Headers Review Cold Start, Cabin, And City Driving

Hey car enthusiasts! Today, we're diving deep into a comprehensive review of the Borla S-Type exhaust system paired with JDL UEL (Unequal Length) headers, specifically focusing on the catted version. We'll explore everything from the aggressive cold start rumble to the in-cabin driving experience and how it performs during everyday city cruising. If you're considering upgrading your exhaust system and want a detailed perspective, you've come to the right place. Let's get started!

The Borla S-Type and JDL UEL Headers Combination: A Symphony of Performance

When it comes to aftermarket exhaust systems, Borla is a name synonymous with quality, performance, and, most importantly, sound. The S-Type exhaust is often hailed as the perfect middle ground in Borla's lineup, offering a significant improvement in exhaust note without being overly obnoxious for daily driving. Pairing this with JDL UEL headers adds another layer of complexity and performance to the equation. The unequal length design of the headers is crucial for creating that signature rumble that many enthusiasts crave, especially on Subaru platforms. The combination aims to deliver a noticeable power increase, improved throttle response, and an intoxicating exhaust note that will turn heads without causing unwanted attention from the authorities. For anyone looking to strike a balance between raw performance and streetability, this setup is definitely worth considering. The Borla S-Type exhaust system itself is constructed from high-quality T-304 stainless steel, ensuring durability and resistance to corrosion. This is a crucial factor, especially if you live in an area with harsh weather conditions or salty roads. The mandrel-bent tubing allows for optimal exhaust flow, further contributing to the performance gains. The system typically features a less restrictive muffler design compared to the stock exhaust, allowing the engine to breathe more freely. This results in a more responsive throttle and an overall improvement in engine performance. The JDL UEL headers, on the other hand, are designed to replace the factory exhaust manifolds. The unequal length runners create exhaust pulses that are out of sync, resulting in the characteristic Subaru rumble. This rumble is not just for show; it also contributes to improved exhaust scavenging, which helps to increase horsepower and torque. The inclusion of a catalytic converter in the JDL headers is essential for maintaining emissions compliance. While catless headers offer the most significant performance gains, they are often illegal for street use and can cause issues with passing emissions tests. A high-flow catalytic converter, like the one used in the JDL system, strikes a good balance between performance and environmental responsibility. The installation process for this combination can be a bit more involved than a simple cat-back exhaust system, as it requires replacing the factory headers. However, with the right tools and some mechanical know-how, it is a manageable task for most DIY enthusiasts. If you are not comfortable working on your car yourself, it is always best to have a professional install the system. The performance benefits of this combination are not limited to just sound. Many users report noticeable gains in horsepower and torque, particularly in the mid-range. This translates to a more enjoyable driving experience, especially when accelerating or overtaking. The improved throttle response also makes the car feel more nimble and responsive. Overall, the Borla S-Type exhaust with JDL UEL headers is a well-engineered combination that offers a significant upgrade in performance and sound. It is a popular choice among enthusiasts for a reason, and it is sure to put a smile on your face every time you start your engine.

Cold Start: An Aggressive Awakening

The cold start is often the first impression you get with a new exhaust system, and the Borla S-Type with JDL UEL headers definitely makes a statement. Firing up the engine in the morning results in a deep, aggressive rumble that is noticeably louder and more pronounced than the stock exhaust. The unequal length headers amplify the characteristic Subaru boxer engine sound, creating a unique and intoxicating tone. This isn't just a subtle change; it's a full-on awakening of your car's inner beast. While some might find the cold start a bit too loud, especially if you live in a quiet neighborhood, most enthusiasts appreciate the aggressive tone as a sign of the performance potential lurking beneath the hood. The initial roar quickly settles down as the engine warms up, but the memory of that powerful rumble lingers, setting the stage for an exciting drive. For those who truly appreciate the sound of a performance exhaust, the Borla S-Type cold start is nothing short of music to the ears. It's a raw, visceral experience that lets you know your car means business. The combination of the Borla mufflers and the JDL headers creates a unique sound signature that is both aggressive and refined. It's not just about being loud; it's about having a deep, resonant tone that commands attention without being overly harsh or raspy. The cold start also provides a glimpse into the overall sound characteristics of the exhaust system. If you enjoy the cold start rumble, you're likely to appreciate the rest of the exhaust's sound profile as well. However, it's important to consider the potential for noise complaints, especially if you live in a densely populated area. Some exhaust systems can be quite disruptive during a cold start, which can lead to issues with neighbors. Fortunately, the Borla S-Type strikes a good balance between aggression and civility. While it is certainly louder than stock, it is not excessively loud, and the sound typically settles down within a few minutes. This makes it a good choice for those who want an aggressive exhaust note without attracting unwanted attention. The duration of the cold start rumble can also vary depending on the ambient temperature and the engine's condition. In colder weather, the cold start cycle may last longer as the engine works to reach its optimal operating temperature. This means the aggressive sound will be more pronounced for a longer period. Conversely, in warmer weather, the cold start cycle will be shorter, and the sound will settle down more quickly. Ultimately, the cold start experience with the Borla S-Type and JDL UEL headers is a matter of personal preference. If you appreciate a deep, aggressive exhaust note that announces your car's presence, you'll likely love it. However, if you prefer a more subtle sound, this combination may not be the best choice for you. It's always a good idea to listen to sound clips or videos of the exhaust system before making a purchase to get a better understanding of its sound characteristics.

Cabin Driving Experience: Finding the Sweet Spot

Now, let's step inside the car and talk about the cabin driving experience with this setup. One of the biggest concerns with aftermarket exhausts is drone – that low-frequency, sustained hum that can become annoying on long drives. Thankfully, the Borla S-Type is known for its relatively drone-free design, and when paired with the JDL UEL headers (catted version), the in-cabin experience remains surprisingly comfortable. There's a noticeable increase in exhaust sound compared to stock, especially during acceleration, but it's not overwhelming. You'll hear a satisfying growl when you put your foot down, but it doesn't drone excessively at cruising speeds. This makes it a great option for those who want an enhanced exhaust note without sacrificing daily drivability. Of course, some drone is inevitable with any aftermarket exhaust, but the Borla S-Type cabin driving experience is generally considered to be one of the best in terms of minimizing unwanted noise. You can still have conversations and listen to music without having to crank up the volume, which is a huge plus for many drivers. The key to minimizing drone is the design of the exhaust system itself. Borla's S-Type mufflers are engineered to cancel out certain frequencies, which helps to reduce drone. The catted version of the JDL UEL headers also plays a role, as the catalytic converter helps to dampen some of the exhaust sound. However, it's important to note that individual experiences may vary. Factors such as the car's model, the presence of sound deadening material, and personal sensitivity to noise can all influence the perceived drone level. Some users may find the exhaust to be perfectly acceptable, while others may be more sensitive to the drone and find it bothersome. It's always a good idea to read reviews and watch videos from other users to get a sense of their experiences before making a purchase. Another important aspect of the cabin driving experience is the overall sound quality. The Borla S-Type, combined with the JDL UEL headers, delivers a deep, resonant exhaust note that is both aggressive and refined. It's a sound that is sure to put a smile on your face every time you drive. The exhaust note is particularly pleasing during acceleration, where you can really hear the engine's power and performance. The sound is also well-balanced, with a good mix of bass and higher frequencies. It's not just a loud roar; it's a sophisticated sound that reflects the performance upgrades you've made to your car. In addition to the exhaust sound, the in-cabin experience is also influenced by the overall performance of the car. The Borla S-Type and JDL UEL headers can provide noticeable gains in horsepower and torque, which can make the car feel more responsive and fun to drive. The improved throttle response is particularly noticeable, as the car feels more eager to accelerate. Overall, the cabin driving experience with the Borla S-Type and JDL UEL headers is a positive one for most drivers. It offers a significant improvement in exhaust sound and performance without sacrificing daily drivability. While some drone is inevitable, it is generally well-controlled, and the overall sound quality is excellent.

City Cruising: Performance in Everyday Life

Finally, let's consider how this exhaust setup performs during city cruising. This is where many aftermarket exhausts fall short, becoming either too loud and obnoxious or exhibiting excessive drone at low speeds. However, the Borla S-Type with JDL UEL headers shines in this scenario. The exhaust note is present and noticeable, adding a sporty flair to your daily commute, but it's not so loud that it becomes tiring or attracts unwanted attention. The key here is the balance that Borla has struck with the S-Type – it's aggressive when you want it to be, but it's also civil and refined during normal driving conditions. The Borla S-Type city cruising experience is enhanced by the improved throttle response and mid-range power provided by the headers and exhaust. This makes navigating city traffic a breeze, with plenty of power on tap for quick maneuvers and accelerations. You'll find yourself enjoying the drive even more, whether you're stuck in rush hour or cruising down your favorite city streets. One of the most important aspects of city cruising is maintaining a comfortable noise level. Excessive exhaust noise can be distracting and tiring, especially on long commutes. The Borla S-Type does a great job of keeping the noise level under control, even in stop-and-go traffic. The exhaust note is present, but it's not overwhelming, and there is minimal drone. This makes it a good choice for those who want a performance exhaust without sacrificing daily drivability. Another important consideration for city driving is the overall smoothness of the car. The Borla S-Type and JDL UEL headers can actually improve the smoothness of the car by optimizing exhaust flow. This can result in a more responsive throttle and a smoother power delivery. This is particularly noticeable at low speeds, where the car feels more eager to accelerate. The improved performance also makes city driving more enjoyable. With the increased horsepower and torque, you'll have plenty of power on tap for quick maneuvers and accelerations. This makes it easier to navigate traffic and to merge onto highways. The exhaust note also adds to the driving experience, making every trip feel a bit more special. Of course, fuel economy is always a concern when driving in the city. While the Borla S-Type and JDL UEL headers are primarily designed for performance, they can also have a positive impact on fuel economy. By optimizing exhaust flow, the engine can breathe more efficiently, which can lead to improved fuel economy. However, it's important to note that fuel economy gains will vary depending on driving style and other factors. Overall, the Borla S-Type with JDL UEL headers is an excellent choice for city cruising. It offers a great balance of performance, sound, and comfort. The exhaust note is present but not overwhelming, and the improved throttle response and power delivery make city driving more enjoyable. If you're looking for a performance exhaust that you can live with every day, this combination is definitely worth considering. It's a testament to the engineering and design of both Borla and JDL, creating a system that enhances the driving experience without sacrificing practicality.

Final Verdict: Is This Exhaust Combo Right for You?

So, is the Borla S-Type exhaust with JDL UEL headers the right choice for you? Ultimately, it depends on your individual preferences and priorities. If you're looking for an exhaust system that delivers an aggressive cold start, a noticeable performance improvement, and a refined in-cabin experience, then this combination is definitely worth considering. The Borla S-Type strikes a great balance between performance and daily drivability, while the JDL UEL headers add that iconic Subaru rumble that many enthusiasts crave. However, if you're primarily concerned about minimizing noise and drone, or if you live in a very noise-sensitive area, you might want to explore other options. While the Borla S-Type is relatively drone-free, it's still louder than the stock exhaust, and the cold start can be quite pronounced. It's always a good idea to listen to sound clips and read reviews from other users before making a decision. Consider your daily driving habits and the type of roads you typically drive on. If you spend a lot of time on the highway, drone can become a significant concern. If you primarily drive in the city, the improved throttle response and mid-range power of this exhaust system can be a real asset. Think about your budget as well. Aftermarket exhaust systems can be a significant investment, and the Borla S-Type with JDL UEL headers is not the cheapest option on the market. However, the quality and performance of this combination make it a worthwhile investment for many enthusiasts. It's important to weigh the cost against the benefits and to determine if it fits within your budget. Also, consider the installation process. Installing headers can be a bit more involved than installing a cat-back exhaust system, so you'll need to factor in the cost of professional installation if you're not comfortable doing it yourself. If you're looking for a balance between sound, performance, and streetability, the Borla S-Type with JDL UEL headers is an excellent choice. It's a combination that will enhance your driving experience without sacrificing comfort or practicality. The aggressive cold start and satisfying exhaust note will put a smile on your face every time you start your engine, and the improved throttle response and power delivery will make your car more fun to drive. Ultimately, the decision is yours. But if you're an enthusiast who appreciates a well-engineered exhaust system that delivers both performance and sound, the Borla S-Type with JDL UEL headers is definitely worth a closer look.