1. Mufflers & Resonators Deals
  2. sku: 6427328916989533
  3. STREET MAX SM12587

STREET MAX SM12587 Body Muffler Center Dual 810041868619 X11 3.5 2.5

Sm12587 Street Max - 5 Inch X11 Oval Body Muffler 3.5 Center In / 2.5 Dual Out

( Brand: Street Max ), ( Type: Exhaust Muffler ), ( Color: 409 Grade Stainless Steel ), ( Material: 409-grade 16-gauge Stainless Steel ), ( Manufacturer Part Number: SM12587 ), ( UPC: 810041868619 )

Review STREET MAX Inch X11 Oval Body Muffler 3.5 In 2.5 Dual Out

Introducing the Street SX Series muffler, specifically modeled as a replacement part for Harley-Davidson motorcycles with the part number SM12587-X11. This muffler is designed as an upgrade for your Harley-Davidson XL1200X model, delivering an exceptional performance and unique style to your bike.

The SM12587-X11 muffler boasts a 3.5-inch diameter center section, coupled with two 2.5-inch diameter mufflers. This dual exhaust design not only enhances the visual appeal of your motorcycle but also provides improved exhaust flow and reduced back pressure, resulting in enhanced engine performance and increased horsepower.

Constructed from high-quality stainless steel, this muffler is built to last. Its durable design ensures resistance to corrosion and rust, making it an excellent investment for Harley-Davidson enthusiasts who want to maintain the longevity and aesthetic appeal of their motorcycle.

This muffler's design is not only functional but also visually appealing. The smooth, polished finish complements the classic look of Harley-Davidson motorcycles, while the dual exhaust design adds a touch of modernity. The muffler's compact size ensures a perfect fit for your XL1200X model, providing a seamless integration into your bike's exhaust system.

The Street SX Series muffler is a direct replacement for the OEM part, making installation a breeze. Simply remove the old muffler and replace it with this high-performance upgrade. You'll notice an immediate improvement in the sound and performance of your motorcycle, making every ride an exhilarating experience.

In summary, the Street SX Series SM12587-X11 muffler is a must-have upgrade for Harley-Davidson XL1200X motorcycles. With its improved performance, durable construction, and visually appealing design, this muffler not only enhances the functionality of your bike but also adds a touch of style that sets it apart from the rest.

Pros and Cons of Buying a Street Motorcycle Muffler (SM12587 X11 Body, 3.5 inches Center, 2.5 inches Dual)

Introduction:

The Street SM12587 X11 body muffler is a popular aftermarket exhaust component for motorcycles. This 3.5 inches center, 2.5 inches dual muffler comes with several benefits and drawbacks. In this article, we will discuss the pros and cons of purchasing this muffler to help you make an informed decision.

Pros:

1. Enhanced Performance: This muffler can improve your motorcycle's performance by increasing the exhaust flow and reducing backpressure. This results in better acceleration and overall power output.

2. Customizable Sound: The Street SM12587 X11 muffler offers a rich, deep exhaust note, allowing you to customize the sound of your motorcycle to your liking.

3. Durability: This muffler is made of high-quality materials, ensuring it can withstand the harsh conditions of regular motorcycle use. It also features a robust design with strong clamps and sturdy brackets, making it a reliable choice.

4. Improved Fuel Efficiency: The increased exhaust flow and reduced backpressure can lead to improved fuel efficiency, allowing you to save money on gas over time.

5. Aesthetics: The sleek and modern design of this muffler not only enhances the performance but also adds visual appeal to your motorcycle.

Cons:

1. Cost: The Street SM12587 X11 muffler is more expensive compared to stock exhaust systems or cheaper aftermarket alternatives.

2. Loudness: Installing this muffler may result in increased noise levels, which might not be suitable for all riding environments or personal preferences.

3. Installation Complexity: Installing a new muffler can be a complex process, requiring specific tools and expertise. However, there are resources and tutorials available online to help guide you through the process.

4. Weight: This muffler is heavier than stock exhaust systems, which could affect the overall handling and maneuverability of your motorcycle.

5. Maintenance: Custom exhaust systems like this muffler may require more frequent maintenance due to increased exposure to the elements.

Conclusion:

The Street SM12587 X11 body muffler offers several advantages, including enhanced performance, customizable sound, durability, improved fuel efficiency, and aesthetics. However, it also comes with drawbacks such as cost, loudness, installation complexity, weight, and increased maintenance requirements. Ultimately, the decision to purchase this muffler depends on your personal preferences, riding style, and budget. If you prioritize performance, custom sound, and durability, this muffler could be an excellent investment for your motorcycle. On the other hand, if you're looking for a more budget-friendly option or prefer a quieter exhaust note, you may want to consider alternative choices.

Recommendation:

If you decide to purchase the Street SM12587 X11 body muffler, make sure to follow the installation instructions carefully to ensure proper installation and optimal performance. If you're unsure about the installation process or have limited experience with motorcycle modifications, consider hiring a professional to install the muffler for you. Additionally, be prepared for the increased noise levels and the potential need for more frequent maintenance.

part # sm12587 price

  • $210.99

specifications mufflermooch:

  • brand: Street Max
  • type: Exhaust Muffler
  • color: 409 Grade Stainless Steel
  • material: 409-grade 16-gauge Stainless Steel
  • manufacturer part number: SM12587
  • upc: 810041868619

offer mufflermooch:

  • options: Ship-to-home
  • quantity: 10
  • started: June 1, 2025
  • best offers: True
  • availability: In Stock
  • sold: 0

shipping mufflermooch:

  • service: Economy
  • class: Economy
  • cost: $0.00
  • transit: 4-6 Days
  • type: Fixed

seller mufflermooch:

  • rating: 98.8%
  • # reviews: 25178

returns mufflermooch:

  • time: 30 Days
  • policy: Returns Accepted
  • paid by: Buyer

general mufflermooch:

  • condition: New
  • Car Truck Parts Accessories > Exhaust Emission Systems > Mufflers Resonators

payments mufflermooch:

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type: exhaust muffler,
category: auto parts > car truck parts accessories > exhaust emission systems > mufflers resonators, color: 409 grade stainless steel, material: 409-grade 16-gauge stainless steel, sku: 6427328916989533,

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