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The GR Corolla G16E-GTS has quickly become a favorite among car enthusiasts for its impressive performance and handling. One of the most effective upgrades to enhance its power and sound is the exhaust system. In this article, we will explore the best exhaust upgrades for the GR Corolla, focusing particularly on the HKS Hi-Power Cat-Back system.
Understanding Exhaust Upgrades
Exhaust upgrades are essential for improving engine performance and sound. The factory exhaust system is often restrictive, limiting the potential of the car’s engine. By upgrading to a high-performance exhaust, you can achieve better airflow, increased horsepower, and a more aggressive sound.
Why Choose HKS Hi-Power Cat-Back?
The HKS Hi-Power Cat-Back exhaust system is a popular choice among GR Corolla owners for several reasons:
- Performance Improvement: The HKS system is designed to reduce back pressure, allowing for better exhaust flow and increased horsepower.
- Sound Quality: It provides a deep, aggressive tone without being overly loud, making it suitable for daily driving.
- Quality Construction: Made from high-quality stainless steel, the HKS exhaust is durable and resistant to corrosion.
- Easy Installation: The bolt-on design allows for straightforward installation without the need for extensive modifications.
Key Features of HKS Hi-Power Cat-Back
The HKS Hi-Power Cat-Back system comes with several features that make it stand out:
- Straight-Through Design: This design minimizes exhaust restrictions, maximizing power output.
- Optimized Pipe Diameter: The pipe diameter is engineered for the G16E-GTS to ensure optimal performance.
- Adjustable Exhaust Tips: The exhaust tips can be adjusted for a customized look and sound.
- Weight Reduction: The system is lighter than the stock exhaust, contributing to overall vehicle performance.
Installation Process
Installing the HKS Hi-Power Cat-Back exhaust system can be done at home with basic tools. Here are the general steps:
- Gather Tools: You’ll need a socket set, wrenches, and possibly a saw if cutting is required.
- Lift the Car: Use a jack and jack stands to lift the vehicle safely.
- Remove the Stock Exhaust: Unbolt the factory exhaust from the hangers and remove it from the vehicle.
- Install the HKS System: Position the HKS exhaust and secure it with the provided hardware.
- Check for Leaks: Start the engine and inspect for any leaks around the joints.
Performance Gains
Many users report noticeable performance gains after installing the HKS Hi-Power Cat-Back exhaust. Typical improvements include:
- Increased Horsepower: Users commonly see an increase of 10-15 horsepower.
- Improved Throttle Response: The car feels more responsive and agile.
- Better Fuel Efficiency: Some drivers experience improved fuel economy due to better engine efficiency.
Sound Comparison
The sound produced by the HKS Hi-Power Cat-Back is often described as a perfect blend of aggressive and refined. Compared to the stock exhaust, the HKS system offers:
- Deeper Tone: The HKS provides a deeper, more resonant sound that enhances the driving experience.
- Less Drone: Unlike some aftermarket systems, the HKS minimizes cabin drone during highway cruising.
- Sporty Growl: The exhaust emits a sporty growl during acceleration, making it enjoyable to drive.
Customer Reviews
Customer feedback on the HKS Hi-Power Cat-Back exhaust has been overwhelmingly positive. Here are some common themes from reviews:
- High Quality: Many users praise the build quality and materials used in the exhaust system.
- Enhanced Driving Experience: Drivers report a more engaging and thrilling driving experience.
- Easy Installation: Reviewers appreciate the straightforward installation process.
Conclusion
For GR Corolla G16E-GTS owners looking to enhance their vehicle’s performance and sound, the HKS Hi-Power Cat-Back exhaust system is an excellent choice. Its combination of quality, performance gains, and an aggressive yet refined sound makes it a top recommendation. Whether you’re a weekend racer or a daily driver, upgrading your exhaust can significantly improve your driving experience.