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The FD RX-7 is a legendary sports car known for its unique rotary engine and lightweight design. One of the most effective ways to enhance its performance is through exhaust system upgrades. In this article, we will explore the best exhaust system upgrades for the FD RX-7, focusing particularly on achieving a 15% power increase with the Borla cat-back system.
Understanding Exhaust Upgrades
Exhaust upgrades are essential for improving engine performance, sound, and efficiency. The FD RX-7, with its rotary engine, benefits significantly from a well-designed exhaust system. Upgrading your exhaust can lead to better airflow, reduced back pressure, and increased horsepower.
Why Choose a Cat-Back Exhaust System?
A cat-back exhaust system replaces the exhaust components from the catalytic converter back to the exhaust tips. This type of upgrade is popular among enthusiasts for several reasons:
- Improved horsepower and torque
- Enhanced exhaust sound
- Better aesthetics with stylish tips
- Easy installation with bolt-on design
Introducing the Borla Cat-Back Exhaust System
The Borla cat-back exhaust system is widely regarded as one of the best upgrades for the FD RX-7. It is designed to provide a significant power increase while maintaining a deep, aggressive sound. Here’s what makes it stand out:
- Material: Made from high-quality T-304 stainless steel for durability and corrosion resistance.
- Design: Features mandrel-bent tubing for smooth airflow.
- Sound: Produces a distinct and aggressive exhaust note without being overly loud.
- Performance: Proven to increase power by up to 15% on the FD RX-7.
Installation Process
Installing the Borla cat-back exhaust system on your FD RX-7 is a straightforward process that can be completed with basic tools. Here’s a step-by-step guide:
- Tools Needed: Socket set, wrenches, jack stands, and a cutting tool (if necessary).
- Step 1: Safely lift the vehicle using jack stands.
- Step 2: Remove the old exhaust system starting from the rear and working forward.
- Step 3: Install the Borla cat-back system by connecting it to the catalytic converter and securing it in place.
- Step 4: Ensure all connections are tight and check for leaks.
- Step 5: Lower the vehicle and start the engine to test the new exhaust system.
Performance Gains and Benefits
After installing the Borla cat-back exhaust system, many FD RX-7 owners report noticeable performance gains. Here are some of the benefits:
- Increased horsepower and torque for better acceleration.
- Improved throttle response due to reduced back pressure.
- Enhanced engine sound that complements the rotary engine’s unique characteristics.
- Potential for better fuel efficiency under certain driving conditions.
Other Exhaust System Upgrades to Consider
While the Borla cat-back exhaust system is an excellent choice, there are other upgrades to consider for maximizing your FD RX-7’s performance:
- Headers: Upgrading to performance headers can further enhance exhaust flow.
- High-Flow Catalytic Converter: Replacing the stock catalytic converter can reduce restrictions.
- Resonator Delete: Removing the resonator can increase sound and performance but may affect legality.
- Custom Exhaust Systems: For those seeking unique sound and performance, a custom setup can be tailored to your preferences.
Conclusion
Upgrading the exhaust system on your FD RX-7 is one of the most effective ways to unlock its true potential. The Borla cat-back exhaust system offers a perfect blend of performance, sound, and quality, making it an ideal choice for enthusiasts looking to achieve a 15% power increase. Whether you are a daily driver or a track enthusiast, investing in a quality exhaust upgrade will enhance your driving experience and bring out the best in your rotary engine.