Upgrading your Everyday Motorcycles Streetfighter with a performance exhaust system is one of the most effective ways to boost your bike’s overall performance, sound, and aesthetics. A well-chosen exhaust not only enhances throttle response and horsepower but also delivers that aggressive, signature roar that elevates your riding experience. This comprehensive step-by-step guide will walk you through the entire installation process, from preparation to final inspection, ensuring a smooth and successful exhaust upgrade tailored specifically for your Streetfighter.

Why Upgrade to a Performance Exhaust?

Before diving into the installation process, it’s important to understand the benefits of upgrading your motorcycle’s exhaust system. The stock exhaust on most motorcycles, including the Everyday Motorcycles Streetfighter, is designed with strict noise and emission regulations in mind, which often limits performance. A performance exhaust system addresses these limitations by:

  • Improving Exhaust Flow: Performance exhausts reduce backpressure, allowing gases to exit more freely, which can improve engine efficiency and power output.
  • Enhancing Sound: These systems provide a deeper, more aggressive exhaust note that enhances the auditory presence of your bike without being excessively loud.
  • Reducing Weight: Many aftermarket exhausts are made from lightweight materials such as titanium, carbon fiber, or stainless steel, which help reduce overall bike weight and improve handling.
  • Styling: A performance exhaust can dramatically improve the visual appeal of your Streetfighter, offering sleek designs and finishes that complement the bike’s aggressive look.
  • Potential Fuel Efficiency Gains: With a better exhaust flow, your engine can operate more efficiently, occasionally leading to improved fuel economy under certain riding conditions.

It’s worth noting that installing a performance exhaust may require ECU remapping or an aftermarket fuel management system to optimize the air/fuel ratio for the new exhaust setup. Always consult with performance specialists or your exhaust manufacturer for guidance tailored to your specific model.

Tools and Materials Needed

Gathering the right tools and materials before starting will make the installation process easier and safer. Below is a detailed list of what you will need:

  • Performance Exhaust Kit: Ensure you purchase a high-quality exhaust system that is specifically compatible with the Everyday Motorcycles Streetfighter to guarantee proper fitment and performance.
  • Socket Wrench Set: Various sizes to remove and tighten bolts and nuts.
  • Screwdrivers: Both Phillips and flathead types for any clamps or fasteners.
  • Penetrating Oil (e.g., WD-40): Optional but highly recommended for loosening rusted or stubborn bolts.
  • Torque Wrench: To ensure bolts are tightened to manufacturer-specified torque settings, preventing damage or loose fittings.
  • Gloves and Safety Glasses: Protect your hands from sharp edges and your eyes from debris or fluids.
  • Anti-Seize Compound: Useful for treating bolt threads to prevent future seizure.
  • Replacement Exhaust Gaskets: New gaskets ensure a proper seal and prevent exhaust leaks.
  • Motorcycle Stand or Lift: Keeps the bike stable and elevated for easier access during installation.
  • Rags and Cleaning Supplies: To clean mounting surfaces and remove any old gasket material.

Pre-Installation Preparation

Proper preparation is crucial for a safe and efficient installation. Follow these preliminary steps before removing the stock exhaust:

  • Work in a Well-Ventilated Area: Exhaust fumes and solvents can be hazardous; make sure your workspace is airy and free from fire hazards.
  • Allow the Motorcycle to Cool: The exhaust system can become extremely hot after riding. Wait several hours or overnight to prevent burns.
  • Secure the Motorcycle: Use a motorcycle stand or lift to stabilize the bike, ensuring it won’t tip over during the installation.
  • Review Manufacturer Instructions: Read through the instructions provided with your performance exhaust kit to familiarize yourself with any model-specific nuances.
  • Inspect the Stock Exhaust: Look for any damage or rusted areas that may require extra attention during removal.
  • Gather Your Tools: Organize all necessary tools and materials within reach to avoid interruptions.

Step-by-Step Installation Process

Now that you are fully prepared, follow these detailed steps to replace your stock exhaust with the new performance system.

1. Prepare the Motorcycle

Make sure the bike is completely cooled down to avoid injury. Place it securely on a motorcycle stand or lift to provide stability and better access to the exhaust components. Wearing gloves and safety glasses at this stage is highly recommended.

2. Remove the Stock Exhaust

  • Begin by locating all bolts, nuts, and clamps holding the stock exhaust in place. These typically include manifold bolts near the engine and mounting brackets along the exhaust pipe.
  • Spray penetrating oil liberally on any rusted or tight bolts and allow it to soak for 10–15 minutes to ease removal.
  • Using the appropriate socket wrench or screwdriver, carefully loosen and remove all fasteners. Keep them organized if you plan to reuse them or for reference.
  • Gently wiggle and pull the exhaust away from the bike, taking care not to damage any sensors such as the oxygen sensor, which may need to be disconnected or transferred to the new exhaust.

3. Detach and Inspect Exhaust Gaskets

Remove the old exhaust gaskets located between the exhaust headers and engine. These gaskets seal the connection and prevent exhaust leaks.

  • Inspect the gaskets for signs of wear, cracks, or deformation. Replace them with new gaskets supplied with your exhaust kit or purchase OEM replacements.
  • Clean the gasket seating surfaces on both the engine and exhaust headers thoroughly with a rag and appropriate cleaner to ensure a proper seal.

4. Prepare the Performance Exhaust for Installation

  • Unpack your new performance exhaust and verify that all parts are included and undamaged.
  • If your exhaust includes heat shields, mounting brackets, or sensors, install them according to the manufacturer’s instructions.
  • Apply a thin layer of anti-seize compound on bolt threads to facilitate future removal and prevent corrosion.
  • If the new exhaust requires installation of the oxygen sensor, carefully transfer it from the stock system or use a new one as recommended.

5. Position the Performance Exhaust

  • Align the new exhaust headers with the exhaust ports on the engine, ensuring the gaskets are properly seated.
  • Carefully insert the exhaust pipes into place without forcing or twisting to avoid damaging the gaskets or mounting points.
  • Attach the exhaust to any mounting brackets on the frame loosely to allow for minor adjustments.

6. Secure the Exhaust

  • Hand-tighten all bolts and clamps initially to hold the system in place without over-torquing.
  • Using a torque wrench, tighten the bolts to the manufacturer-recommended torque specifications. This step is critical to prevent exhaust leaks and avoid damage to threads or components.
  • Follow a sequence starting from the exhaust manifold bolts to the mounting brackets to ensure even fitting.

7. Check for Clearance and Fitment

Inspect the installed exhaust thoroughly to ensure:

  • There is adequate clearance between the exhaust and any electrical wires, hoses, or body panels to prevent heat damage.
  • The exhaust does not interfere with suspension components or moving parts.
  • The exhaust tip is positioned correctly, neither too close to the rear wheel nor angled in a way that could cause debris buildup.
  • All brackets and clamps are securely fastened without vibration or loose parts.

8. Start the Engine and Perform a Test

  • Before starting, double-check that all tools and rags are removed from the work area.
  • Turn on the engine and listen carefully for any unusual noises such as rattling or exhaust leaks (a hissing sound may indicate a leak).
  • Feel around the joints for any escaping exhaust gases (be cautious of hot surfaces).
  • If any leaks or loose fittings are detected, shut off the engine and re-tighten bolts as necessary.
  • Take the motorcycle for a short test ride to allow the exhaust system to heat up and settle. Recheck all fasteners after the ride, as heat can cause bolts to loosen slightly.

Post-Installation Tips and Maintenance

After successfully installing your performance exhaust, consider the following tips to maximize the lifespan and benefits of your new system:

  • ECU Tuning: For optimal performance and to prevent engine damage, have your bike’s ECU remapped or fitted with a fuel controller compatible with the new exhaust setup.
  • Regular Inspection: Periodically check all mounting points and clamps for tightness to avoid rattling or parts loosening during rides.
  • Cleaning: Use appropriate cleaning products for your exhaust’s material (e.g., metal polish for stainless steel or carbon fiber cleaner) to maintain its appearance.
  • Heat Shield Care: If your exhaust includes heat shields, inspect and clean them regularly to prevent corrosion and maintain heat protection.
  • Noise Compliance: Be aware of local noise ordinances. Some performance exhausts may exceed legal noise limits in certain jurisdictions, so always verify compliance to avoid fines or penalties.

Troubleshooting Common Issues

During or after installation, you may encounter some common challenges. Here are solutions to frequent problems:

  • Exhaust Leaks: Usually caused by improper gasket seating or loose bolts. Recheck gasket condition and retighten bolts to the correct torque.
  • Fitment Problems: If the exhaust doesn’t align properly, verify that you have the correct model for your Streetfighter and double-check installation instructions. Minor adjustments to bracket positions may be necessary.
  • Check Engine Light Activation: Changing the exhaust can affect sensor readings. Recalibrating your ECU or installing an aftermarket fuel controller can resolve this.
  • Unusual Engine Behavior: Hesitation or reduced power might indicate incorrect air/fuel mixture. Professional tuning is recommended to fix this.

Conclusion

Installing a performance exhaust on your Everyday Motorcycles Streetfighter can transform your riding experience by amplifying power, improving throttle response, and giving your bike a distinctive, aggressive sound. By carefully following this detailed, step-by-step guide and taking necessary safety precautions, you can achieve a professional-quality installation even if you’re a DIY enthusiast.

Remember to always verify compatibility, follow torque specifications, and consider ECU tuning to ensure your bike runs smoothly and reliably with its new exhaust system. With the right preparation, tools, and attention to detail, your upgraded Streetfighter will not only look and sound fantastic but also perform at its best on every ride.