Quick notes
- Replacing the stock downpipe with a high-flow version can significantly increase power and improve exhaust flow, resulting in a louder and more aggressive sound.
- While the exhaust system is the primary factor in sound modification, the air intake plays a role as well.
- Remember, a well-tuned WRX is a symphony of power, performance, and sound – a testament to the engineering excellence that has made Subaru a legend in the automotive world.
The Subaru WRX is a legendary rally car with a reputation for its raw power and throaty growl. But sometimes, even the stock WRX exhaust can leave you wanting more. If you’re looking to amplify the WRX’s already impressive sound, you’ve come to the right place. This guide will walk you through various methods on how to make Subaru WRX louder, from simple tweaks to more substantial modifications.
The Importance of Sound
Before we dive into the specifics, let’s address the elephant in the room: why do people want to make their Subaru WRX louder? The answer is multifaceted. For some, it’s about enhancing the driving experience, making the WRX feel more aggressive and exhilarating. For others, it’s about expressing their individuality and making their car stand out from the crowd. And let’s be honest, the distinct rumble of a well-tuned WRX is simply intoxicating.
The Basics: Exhaust System
The exhaust system is the most common and effective way to make your WRX louder. It’s the primary factor in determining the car’s sound character. Here’s a breakdown of the key components:
1. Cat-Back Exhaust: This is the most basic modification and involves replacing the exhaust system from the catalytic converter to the tailpipes. Cat-back exhausts are generally straightforward to install and offer a noticeable increase in sound volume and tone.
2. Axle-Back Exhaust: This upgrade replaces only the rear section of the exhaust, from the axle back. Axle-back exhausts are typically more affordable than cat-back systems and offer a more subtle sound change.
3. Downpipe: The downpipe connects the turbocharger to the catalytic converter. Replacing the stock downpipe with a high-flow version can significantly increase power and improve exhaust flow, resulting in a louder and more aggressive sound.
4. Mufflers: Mufflers are responsible for silencing the exhaust gases. Replacing the stock mufflers with aftermarket ones that have a more open design will increase the exhaust volume and create a more pronounced growl.
Beyond the Exhaust: Air Intake
While the exhaust system is the primary factor in sound modification, the air intake plays a role as well. A high-flow air intake system allows more air to enter the engine, which can result in a more aggressive intake sound.
Tuning for Sound
Tuning your WRX’s engine management system can also influence the sound. By adjusting the fuel and ignition timing, you can make the engine run more aggressively, which can lead to a louder and more distinct exhaust note.
Considerations and Precautions
While making your Subaru WRX louder is exciting, it’s important to consider a few things:
- Legality: Check your local noise ordinances before making any modifications. Some areas have strict limits on exhaust noise levels.
- Performance: While some exhaust modifications can enhance performance, others may actually reduce power output.
- Drone: Some exhaust systems can produce a droning sound at certain RPMs, which can be annoying on long drives.
- Interior noise: A louder exhaust will also increase interior noise levels.
Finding the Right Sound
The best way to find the right sound for your WRX is to research different exhaust systems and listen to sound clips online. Consider factors like the desired volume, tone, and whether you want a more aggressive or refined sound.
The Final Touch: Sound Deadening
If you’re concerned about interior noise levels, consider adding sound deadening material to the car’s interior. This can help absorb unwanted noise and create a quieter cabin environment.
The Roar of the WRX: Beyond the Sound
Making your Subaru WRX louder is about more than just the sound. It’s about expressing your personality, enhancing the driving experience, and creating a car that truly reflects your unique style. Remember, a well-tuned WRX is a symphony of power, performance, and sound – a testament to the engineering excellence that has made Subaru a legend in the automotive world.
Top Questions Asked
1. What is the best exhaust system for making a Subaru WRX louder?
The best exhaust system depends on your individual preferences and budget. Some popular choices include the Invidia Q300, the Borla Cat-Back, and the Cobb Tuning Cat-Back.
2. Is it legal to make my Subaru WRX louder?
The legality of modifying your exhaust system varies by location. It’s essential to check your local noise ordinances and ensure you comply with the legal limits.
3. Will making my WRX louder affect its performance?
Some exhaust modifications can enhance performance, while others may reduce power output. It’s crucial to research and choose an exhaust system that balances sound and performance.
4. How can I reduce interior noise levels after making my WRX louder?
Adding sound deadening material to the car’s interior can help absorb unwanted noise and create a quieter cabin environment.
5. What are some other ways to make my WRX louder besides exhaust modifications?
While exhaust modifications are the most common, you can also consider high-flow air intake systems and engine tuning to enhance the sound of your WRX.