50 State Legal Mk45 TOURING MUFFLER for M8 TOURING MODELS - Black with Black Tracer End Cap50 STATE LEGAL Mk45 TOURING MUFFLER for M8 TOURING MODELS Black with Black Tracer End Cap Do you want to make your M8 bike sound like it should? S&S has the solution you are looking for. 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