550-0666 S&S Cycle Mk45 Slip-On Mufflers Ceramic Black with Machined Black Thruster End Caps - 4.5
Mk45 Slip-On Mufflers are the result of decades of riding, racing and tuning. Combining both a stainless steel perforated core baffle with RaceTEX cartridge packing, they create a deep rumble and improved horsepower and torque, all while adding a unique look with styled aluminum end caps.
- 2017-'20 Touring Models
Features And Benefits
- 7 horsepower gain*
- Includes removable dB Reducer (J2825 compliant)
- Stainless steel baffle with RaceTEX cartridge packing
- High temp ceramic black finish