Best Exhaust and Header Choices for Rx-7 Ls Swap to Gain Torque and Sound

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The RX-7 is a beloved sports car known for its lightweight design and rotary engine. However, many enthusiasts have turned to LS swaps to enhance performance, particularly in terms of torque and sound. Selecting the right exhaust and header setup is crucial for maximizing the benefits of this engine swap. In this article, we will explore the best exhaust and header choices for RX-7 LS swaps.

Understanding the Importance of Exhaust and Headers

Exhaust systems and headers play a significant role in an engine’s performance. They affect the flow of exhaust gases, which can impact torque, horsepower, and sound. For an RX-7 with an LS engine, the right combination can unleash the full potential of the swap.

Factors to Consider When Choosing Exhaust and Headers

  • Material: Stainless steel, mild steel, or aluminized steel
  • Pipe Diameter: Larger diameters can reduce back pressure
  • Design: Long tube vs. shorty headers
  • Sound: Muffler design and resonator options
  • Fitment: Compatibility with RX-7 chassis

Top Header Choices for RX-7 LS Swaps

When it comes to headers, several options stand out for RX-7 LS swaps. Here are some of the best choices:

  • Hooker Blackheart Long Tube Headers: These headers offer excellent fitment and are designed for maximum flow, providing a significant torque increase.
  • Texas Speed Long Tube Headers: Known for their quality, these headers are built to enhance exhaust flow and sound, making them a popular choice among LS swap enthusiasts.
  • American Racing Headers: These headers are custom-made for RX-7 swaps, providing both performance and unique sound characteristics.
  • Speed Engineering Headers: Offering a budget-friendly option, these headers still provide great performance gains and fit well in the RX-7 chassis.

Best Exhaust Systems for RX-7 LS Swaps

Choosing the right exhaust system is just as crucial as selecting headers. Here are some top exhaust systems to consider:

  • MagnaFlow Cat-Back Exhaust System: This system is known for its deep, aggressive sound and high-quality construction, providing a perfect balance of performance and aesthetics.
  • Borla ATAK Exhaust System: With a reputation for producing a loud and aggressive tone, this exhaust system enhances the RX-7’s sporty character.
  • Flowmaster American Thunder Exhaust: This exhaust offers a classic muscle car sound while improving performance, making it a solid choice for LS-swapped RX-7s.
  • Greddy Revolution RS Exhaust: Known for its lightweight design and unique sound, this exhaust system is a great option for those seeking a distinctive tone.

Combining Headers and Exhaust for Optimal Performance

To achieve the best performance from your RX-7 LS swap, it’s essential to combine the right headers and exhaust system. Consider the following tips:

  • Match the header and exhaust diameters for optimal flow.
  • Choose a header and exhaust system that complement each other in terms of sound.
  • Ensure that the entire system is compatible with your RX-7’s chassis to avoid fitment issues.
  • Consider tuning your engine after installation to maximize gains from your new setup.

Conclusion

Upgrading the exhaust and headers on your RX-7 LS swap is a vital step in enhancing torque and sound. By choosing high-quality components tailored for your vehicle, you can unlock the full potential of your engine swap. Whether you prioritize performance, sound, or both, the right selections will significantly elevate your driving experience.