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
- Made in USA!
*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.
DISCLAIMER: NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES. Not legal for sale or use on EPA pollution controlled motorcycles originally equipped with mufflers containing catalyst.
*Qualified manufacturer declared emissions replacement part on the FL touring models listed below.
California FL Touring Models:
Fuel Injected MY 1995-2003, 2007, and 2009-2016;
CVO MY 2000-2003, and 2009-2016
49 State FL touring Models:
Carbureted MY 1995-2005;
Fuel Injected MY 1995-2005, and 2007-2016;
CVO MY 2000-2005, and 2009-2016