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Selecting the right 3.5-inch turbo-back exhaust system for your Subaru WRX can significantly enhance performance and sound. This buyer’s guide will help you navigate the options available, ensuring you make an informed decision.
Understanding Turbo-Back Exhaust Systems
A turbo-back exhaust system replaces the entire exhaust system from the turbocharger back. This upgrade can improve exhaust flow, increase horsepower, and enhance the overall sound of your vehicle.
Benefits of a 3.5-Inch Exhaust System
A 3.5-inch exhaust system offers several advantages:
- Increased Performance: A larger diameter allows for improved exhaust flow, which can lead to higher horsepower and torque.
- Better Sound: A 3.5-inch system can provide a deeper, more aggressive exhaust note.
- Enhanced Aesthetics: Many aftermarket exhausts have a polished finish that can improve the look of your WRX.
Key Considerations When Choosing an Exhaust System
When selecting a turbo-back exhaust system, consider the following factors:
- Material: Common materials include stainless steel, aluminized steel, and titanium. Stainless steel is the most durable option.
- Fitment: Ensure the exhaust system is designed specifically for your Subaru WRX model year.
- Sound Level: Different exhaust systems produce varying sound levels. Consider whether you prefer a louder or quieter system.
- Brand Reputation: Choose a reputable brand known for quality and performance.
Popular Brands and Models
Several brands offer high-quality 3.5-inch turbo-back exhaust systems for the Subaru WRX. Here are some popular options:
- Invidia: Known for their high-performance exhaust systems, Invidia offers a range of options that enhance both sound and performance.
- GReddy: GReddy exhausts are known for their unique sound and quality construction, making them a favorite among enthusiasts.
- HKS: HKS provides exhaust systems that balance performance and sound, suitable for both daily driving and racing.
- Borla: Borla is famous for its distinctive sound and performance-oriented design, often featuring a lifetime warranty.
Installation Process
Installing a turbo-back exhaust system can be a straightforward process for those with mechanical skills. Here are the basic steps:
- Gather Tools: You will need basic hand tools, including wrenches, sockets, and possibly a cutting tool.
- Lift the Vehicle: Use ramps or a jack to elevate your WRX for easier access to the exhaust system.
- Remove the Old Exhaust: Carefully disconnect and remove the stock exhaust system.
- Install the New System: Follow the manufacturer’s instructions to install the new turbo-back exhaust system.
- Check for Leaks: Start the engine and check for any exhaust leaks before taking the car for a test drive.
Maintaining Your Exhaust System
To ensure longevity and performance, regular maintenance of your exhaust system is essential. Here are some tips:
- Regular Inspections: Check for rust, damage, or loose connections periodically.
- Keep It Clean: Regularly clean the exhaust tips to maintain appearance and prevent buildup.
- Listen for Changes: Pay attention to any changes in sound or performance, as these may indicate issues.
Conclusion
Choosing the right 3.5-inch turbo-back exhaust system for your Subaru WRX can enhance performance and enjoyment. By considering factors such as material, fitment, and brand reputation, you can make an informed decision that suits your needs and preferences.