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S&S CYCLE Grand National Slip-On Muffler - Stainless Steel for Speed 400 & Scrambler 400 (Part #550-1143)
Regular price $449.95 USD
Category:
The S&S CYCLE Grand National Slip-On Muffler is crafted from brushed stainless steel, offering a durable and stylish upgrade for your motorcycle's exhaust system. Featuring exposed TIG welds and a race-inspired Grand National end cap, this muffler adds an aggressive aesthetic while maintaining high-quality construction. The design includes a removable dB reducer that complies with J2825 standards, allowing you to customize sound levels based on your riding preferences. Installing this muffler results in approximately 3.5 pounds (1.5 kg) of weight savings over the stock unit, contributing to improved handling and performance.
Performance enhancements include a 4% increase in power over stock, providing a noticeable boost in acceleration and throttle response. Made in the USA, the muffler ensures excellent craftsmanship and reliability. Its seamless fit and durable materials make it suitable for riders seeking a combination of style, sound, and performance. Whether you're looking to enhance the look of your bike or improve its performance metrics, this slip-on muffler offers a practical and stylish solution compatible with Speed 400 and Scrambler 400 models from S&S CYCLE.
Designed for easy installation, the muffler integrates seamlessly with your existing exhaust system, providing a significant upgrade without complex modifications. The combination of lightweight construction, performance gains, and high-quality materials makes the S&S CYCLE Grand National Slip-On Muffler a top choice for motorcycle enthusiasts aiming for a custom look and improved ride experience.
Features:
- Brushed stainless steel construction with exposed TIG welds for durability and style
- Race-inspired Grand National end cap enhances aesthetic appeal
- Removable dB reducer complies with J2825 standards for customizable sound levels
- Lightweight design provides approximately 3.5 lbs (1.5 kg) weight savings over stock
- Increases engine power by approximately 4% for improved performance
- Made in the USA ensuring quality craftsmanship
- Compatible with S&S Speed 400 and Scrambler 400 models for easy installation





