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Upgrading the exhaust system of your Subaru can significantly enhance performance, sound, and aesthetics. Whether you own a WRX, STI, or any other model, choosing the right exhaust upgrade can be daunting. This guide will help you navigate the options and find the perfect fit for your Subaru.
Understanding Exhaust Upgrades
Exhaust upgrades generally fall into three main categories: cat-back systems, axle-back systems, and header upgrades. Each type serves a different purpose and offers varying benefits.
- Cat-back systems: These replace the exhaust system from the catalytic converter back, improving flow and sound.
- Axle-back systems: These only replace the sections of the exhaust behind the rear axle, usually focusing on sound enhancement.
- Header upgrades: These improve exhaust flow from the engine, often used in conjunction with other upgrades.
Factors to Consider When Choosing an Exhaust Upgrade
When selecting an exhaust upgrade for your Subaru, consider the following factors:
- Model compatibility: Ensure the exhaust is designed for your specific Subaru model.
- Material quality: Choose between stainless steel, aluminized steel, or titanium for durability and performance.
- Sound preference: Determine whether you prefer a deep rumble or a more aggressive tone.
- Performance goals: Understand how the upgrade fits into your overall performance objectives.
Popular Subaru Models and Recommended Exhaust Upgrades
Subaru WRX
The Subaru WRX is known for its performance and rally heritage. For this model, consider:
- Cat-back systems: Brands like Cobb and Invidia offer systems that enhance both sound and performance.
- Axle-back systems: Borla and Tanabe provide options that focus on sound without compromising performance.
- Header upgrades: Tomei and Perrin offer headers that improve exhaust flow significantly.
Subaru STI
The Subaru STI is built for enthusiasts who seek maximum performance. Recommended upgrades include:
- Cat-back systems: AWE Tuning and HKS provide high-performance options that enhance the powerband.
- Axle-back systems: Remus and Perrin offer systems that provide an aggressive sound.
- Header upgrades: Tomei and GrimmSpeed headers are excellent choices for increasing horsepower.
Subaru Legacy
The Subaru Legacy, while not as performance-oriented as the WRX or STI, can still benefit from an exhaust upgrade:
- Cat-back systems: Brands like Borla and MagnaFlow offer systems that improve sound and performance.
- Axle-back systems: Consider options from Tanabe for a sportier sound without major modifications.
Subaru Outback
The Outback is designed for versatility and comfort. Recommended exhaust upgrades include:
- Cat-back systems: Look for systems from Borla that enhance sound while maintaining a comfortable ride.
- Axle-back systems: AWE Tuning offers options that provide a subtle improvement in sound.
Installation Considerations
Installing an exhaust upgrade can be a DIY project or handled by a professional. Here are some points to consider:
- Tools required: Basic hand tools, a jack, and jack stands are typically needed for installation.
- Professional installation: If unsure, consult a professional to avoid potential issues.
- Legal considerations: Ensure your upgrade complies with local emissions regulations.
Conclusion
Choosing the right exhaust upgrade for your Subaru can enhance performance and sound while providing a personalized touch to your vehicle. By considering your specific model and performance goals, you can make an informed decision that will elevate your driving experience.