550-0665 | Mk45 TOURING MUFFLER for M8 TOURING MODELS—Chrome with Chrome Thruster End Cap backpack Custom Dynamics 20500479

Custom Dynamics 20500479

fuel efficiency

5” fairing speakers and 6x9” baglid speakers are frequency-response tuned to overcome wind

Dynamic Load Isolator Module - Softail '18-'23

Features 10 brake strobe functions programmable by a switch

550-0665 | Mk45 TOURING MUFFLER for M8 TOURING MODELS—Chrome with Chrome Thruster End Cap backpack Custom Dynamics 20500479S&S Cycle 550 0665 Mk45 Slip On Mufflers are the result of decades of riding, racing and tuning. Combining both a stainless steel perforated core baffle with Race TEX cartridge packing, they create a deep rumble and improved horsepower and torque, all while adding a unique look with styled aluminum end caps. Fitment 2017Up M8 touring models Features and Benefits 4. 5" design with stainless steel perforated baffle and Race TEX cartridge packing Show