Mk45 4.5" Touring Mufflers are the result of decades of riding, racing and tuning. Combining both a stainless steel baffle and fiberglass packing, they create a deep rumble and improved horsepower and torque, all while adding a unique look with styled aluminum end caps.
Fitment
- 1995–2016 Harley-Davidson® touring models
Features and Benefits
- 7 horsepower gain*
- 4.5” design — with stainless steel baffle and Race-TEX cartridge packing
- Guardian Black finish
- Tuxedo Black Highlight Machined Tracer end cap
- 50-state legal
- Removable dB reducer
*Tested with S&S Power Tune® Dual Header and Stealth Air Cleaner Kit
NOTE: Not recommended for Tri Glide® or other three wheel models, including conversions, due to ground clearance.