Are you a proud owner of a 1991 BMW K100RS, yearning to enhance its performance or simply maintain its iconic sound? The OEM Remus muffler could be the key to unlocking a richer riding experience.

Understanding how to choose or upgrade your motorcycle’s muffler isn’t just about aesthetics; it’s crucial for performance, sound quality, and compliance with regulations.

In this article, we’ll explore the ins and outs of the 1991 BMW K100RS Remus OEM muffler. You’ll discover key insights, practical steps for installation, and tips for maximizing your bike’s potential. Let’s dive in!

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Understanding the 1991 BMW K100RS Remus OEM Muffler

The 1991 BMW K100RS is a beloved motorcycle that combines performance and style. One of the key components of this bike is its exhaust system, particularly the Remus OEM muffler. In this article, we will explore the characteristics of the Remus muffler, its benefits, installation tips, and more. Let’s dive in!

What is the Remus OEM Muffler?

The Remus OEM muffler is an aftermarket exhaust option for the 1991 BMW K100RS. Renowned for its quality and performance, this muffler is designed to enhance the motorcycle’s sound while optimizing exhaust flow. Here are some key features:

  • Material: Typically made from stainless steel, offering durability and resistance to corrosion.
  • Sound: Provides a deeper, more aggressive sound compared to the stock exhaust.
  • Performance: Improves the overall performance of the motorcycle by reducing back pressure and enhancing horsepower.

Benefits of Upgrading to the Remus Muffler

Upgrading to a Remus muffler has several advantages:

  1. Enhanced Performance:
  2. Increased horsepower and torque.
  3. Better throttle response, making your ride more enjoyable.

  4. Improved Sound:

  5. A richer and more appealing exhaust note.
  6. The distinctive sound can be a source of pride for many motorcycle enthusiasts.


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  1. Weight Reduction:
  2. Lighter than the stock muffler, contributing to improved handling and agility.

  3. Aesthetic Appeal:

  4. Sleek design that adds a sporty look to your K100RS.

  5. Customization:

  6. Available in different finishes and styles to match your personal taste.

Installation Process

Installing a Remus OEM muffler on your 1991 BMW K100RS can be a rewarding project. Here’s a step-by-step guide to help you through the process:

Tools and Materials Needed

  • Socket set
  • Torque wrench
  • Screwdriver
  • New exhaust gaskets (if necessary)
  • Remus OEM muffler

Installation Steps

  1. Preparation:
  2. Ensure the motorcycle is on a stable surface.
  3. Disconnect the battery to avoid any electrical issues.

  4. Remove the Old Muffler:

  5. Locate the mounting bolts on the stock muffler.
  6. Use the socket set to remove the bolts, then carefully take off the old muffler.
  7. Inspect the exhaust header for any signs of damage or corrosion.

  8. Install the New Muffler:

  9. Position the Remus muffler onto the exhaust header.
  10. Ensure it aligns correctly with the mounting points.
  11. If new gaskets are required, place them in the appropriate positions.

  12. Secure the Muffler:

  13. Reattach the mounting bolts and tighten them to the manufacturer’s specifications using a torque wrench.
  14. Double-check that everything is secure and properly aligned.

  15. Reconnect the Battery:

  16. Reconnect the battery and ensure all connections are tight.

  17. Test the Installation:

  18. Start the motorcycle and listen for any unusual sounds.
  19. Check for any exhaust leaks around the joints.

Common Challenges During Installation

While installing a Remus muffler is straightforward, you may encounter some challenges:

  • Stuck Bolts: Use penetrating oil if bolts are rusted or stuck.
  • Alignment Issues: Ensure all components are aligned before tightening.
  • Exhaust Leaks: Double-check all joints and gaskets after installation.

Maintenance Tips for Your Remus Muffler

To keep your Remus muffler in top condition, consider the following maintenance tips:

  • Regular Inspection: Check for any signs of rust or damage periodically.
  • Cleaning: Use a mild detergent and soft cloth to clean the exterior. Avoid abrasive materials that can scratch the surface.
  • Check Mounts and Bolts: Ensure that all bolts are tight and the mounts are secure, especially after long rides.

Cost Considerations

When considering a Remus OEM muffler, keep these cost factors in mind:

  • Purchase Price: The cost of a new Remus muffler can vary, typically ranging from $300 to $600, depending on the seller and specific model.
  • Shipping Costs: If purchasing online, factor in shipping fees, which can vary based on your location.
  • Installation Costs: If you opt for professional installation, budget for labor costs, which can range from $100 to $300.

Frequently Asked Questions (FAQs)


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What is the difference between the Remus muffler and the stock one?
The Remus muffler typically offers better performance, a more aggressive sound, and a lighter weight compared to the stock exhaust.

Is the Remus muffler easy to install?
Yes, the installation is relatively straightforward, especially for those with basic mechanical skills. Following the steps provided will help ensure a successful installation.

Will upgrading to a Remus muffler void my warranty?
Generally, aftermarket parts can void certain warranties, especially if they cause damage. It’s best to check with your dealer for specifics related to your warranty.

How often should I clean my Remus muffler?
Cleaning should be done regularly, ideally every few months, or after long rides to maintain its appearance and performance.

Can I use a Remus muffler for other BMW models?
While the Remus muffler is specifically designed for the 1991 K100RS, Remus produces models for various BMW motorcycles. Always check compatibility before purchasing.

Conclusion

Upgrading to a Remus OEM muffler for your 1991 BMW K100RS is an excellent decision for enhancing performance, sound, and aesthetics. With proper installation and maintenance, you can enjoy the benefits of your new muffler for years to come. Whether you’re a seasoned rider or a newcomer, this upgrade can significantly enhance your riding experience. Happy riding!