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S&S CYCLE 2-into-1 Diamondback Exhaust System - Stainless Steel - 50-State Compliance
Regular price $1,769.95 USD
Category:
2-into-1 Diamondback Exhaust System - Stainless Steel - 50-State
Upgrade your motorcycle's performance with the S&S CYCLE 550-0999A Diamondback exhaust system, crafted from full stainless steel for durability and corrosion resistance. This 2-into-1 design features oversized stepped header primary tubes that optimize exhaust flow, helping your M-Eight engine deliver improved power and throttle response. The header pipe heat shields protect critical components while maintaining a sleek appearance, and the custom-length headers are engineered for excellent ground clearance and optimal performance. The system includes a 4-inch OD stainless steel muffler end before the rear axle, providing a deep, aggressive sound that enhances your riding experience. Designed with computer-aided precision bending, this exhaust ensures perfect fitment and reliable performance, making installation straightforward and hassle-free. Four exhaust bungs are integrated for easy O2 sensor installation and air/fuel monitoring, allowing for fine-tuning and increased efficiency. Proudly made in the USA, this exhaust system is compliant with 50-state emissions standards, making it suitable for street use across the country.
Features:
- Full stainless steel construction for durability and corrosion resistance
- Oversized stepped header primary tubes for optimal exhaust flow and performance
- Header length designed to maximize power output of M-Eight engines
- 4-inch OD stainless steel muffler ends before the rear axle for a deep, aggressive sound
- Four exhaust bungs for easy O2 sensor installation and air/fuel monitoring
- Computer-aided design and precision bending for improved ground clearance and fitment
- Made in the U.S.A. ensuring quality and craftsmanship
- 50-state compliant for street use





