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The FC RX-7 is a beloved sports car known for its lightweight design and rotary engine. To enhance its performance, many enthusiasts turn to aftermarket modifications. One popular upgrade is the installation of HKS exhaust systems, which can significantly improve power output and engine efficiency. In this article, we will explore how HKS exhaust systems can boost your FC RX-7’s performance, the potential gains you can expect, and the associated costs.
Understanding HKS Exhaust Systems
HKS is a well-respected brand in the automotive aftermarket industry, known for producing high-quality performance parts. Their exhaust systems are designed to optimize exhaust flow, reduce back pressure, and enhance the overall sound of the vehicle. For the FC RX-7, HKS offers several options that cater to different performance goals and budgets.
Performance Gains from HKS Exhaust Systems
Upgrading to an HKS exhaust system can yield several performance benefits for your FC RX-7. Here are some of the key gains you can expect:
- Increased Horsepower: HKS exhaust systems are designed to improve exhaust flow, which can lead to a noticeable increase in horsepower. Many users report gains of 10-20 horsepower after installation.
- Improved Torque: Along with horsepower, torque can also see significant improvements, enhancing the overall driving experience.
- Weight Reduction: Many aftermarket exhaust systems are lighter than stock components, contributing to a better power-to-weight ratio.
- Better Sound: HKS exhaust systems provide a more aggressive exhaust note, enhancing the sporty character of the RX-7.
Types of HKS Exhaust Systems for FC RX-7
HKS offers a variety of exhaust systems tailored to the FC RX-7. Here are some popular options:
- HKS Hi-Power Exhaust: Known for its high flow and aggressive sound, this system is a favorite among performance enthusiasts.
- HKS Silent Hi-Power Exhaust: This option provides a quieter experience while still delivering performance gains, ideal for daily driving.
- HKS Racing Exhaust: Designed for track use, this system maximizes performance but may be too loud for street use.
Installation Process
Installing an HKS exhaust system on your FC RX-7 can be a straightforward process, especially for those with mechanical experience. Here’s a general overview of the steps involved:
- Gather Tools: You will need basic tools such as wrenches, sockets, and possibly a saw for cutting the old exhaust.
- Lift the Car: Use ramps or a jack to lift the vehicle safely.
- Remove the Stock Exhaust: Carefully detach the stock exhaust system, starting from the rear and working forward.
- Install the HKS Exhaust: Follow the manufacturer’s instructions to install the new exhaust system, ensuring all connections are secure.
- Check for Leaks: Start the engine and inspect for any exhaust leaks.
Cost of HKS Exhaust Systems
The cost of HKS exhaust systems can vary based on the model and features. Here’s a general breakdown of what you might expect to pay:
- Entry-Level Systems: Prices start around $500 for basic models.
- Mid-Range Options: Expect to pay between $700 and $1,000 for systems that offer a balance of performance and sound.
- High-End Exhausts: Premium models can range from $1,200 to $1,800, especially those designed for racing.
Conclusion
Upgrading to an HKS exhaust system can be a game-changer for your FC RX-7, providing substantial performance gains and an exhilarating driving experience. With various options available, you can choose a system that fits your performance goals and budget. Whether you’re looking for increased horsepower, improved sound, or a lightweight solution, HKS has something to offer every RX-7 enthusiast.