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S&S Cycle 4-1/2-Inch MK45 Performance Mufflers, Black Thruster - 550-0666
Regular price $819.95 USD
4-1/2" MK45 Performance Mufflers - Black Thruster Upgrade your motorcycle’s exhaust performance and style with S&S Cycle MK45 4-1/2-inch Touring Mufflers in...
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4-1/2" MK45 Performance Mufflers - Black Thruster
Upgrade your motorcycle’s exhaust performance and style with S&S Cycle MK45 4-1/2-inch Touring Mufflers in the Black Thruster finish. Designed from decades of riding, racing, and tuning experience, these performance mufflers deliver a deep, aggressive rumble while supporting improved horsepower and torque. Their distinctive appearance adds a custom look to compatible motorcycle applications without sacrificing the refined engineering expected from S&S Cycle.
The MK45 mufflers combine a stainless steel baffle with RaceTEX cartridge packing to help manage exhaust flow, sound, and durability. Styled aluminum end caps provide a finished appearance and complement the Black Thruster exterior. A removable dB reducer is included, allowing riders to tailor the exhaust sound to their preferences and riding environment. This adaptable design makes the MK45 a practical choice for riders seeking a balance of performance, sound control, and visual appeal.
Manufactured in the U.S.A., S&S Cycle part number 550-0666 is built for motorcycle enthusiasts who want dependable components from a trusted performance brand. These mufflers are intended for compatible touring motorcycle applications and are not designed for use on trike models. Confirm vehicle
