4-1/2in. Mk45 Slip-On Mufflers - Black with Black Thruster End Caps. Fits Touring 2017up. - S&S Riding Shoes Delivers up to five times

Delivers up to five times more energy to the spark plug than OEM wires

and high-quality Rockford Fosgate sound for an immersive audio experience on the road

longer duration for modified street engines with hydraulic lifters and 9

2 x Second gear - Mainshaft & Countershaft

* Tappet Adjusting Screws fits OHV Big Twins 1936-1984

4-1/2in. Mk45 Slip-On Mufflers - Black with Black Thruster End Caps. Fits Touring 2017up. - S&S Riding Shoes Delivers up to five timesFeatures & Benefits: * Mk45 Slip On Mufflers are the result of decades of riding, racing tuning. * Combining both a stainless steel perforated core baffle with RaceTEX cartridge packing. * They create a deep rumble & improved horsepower & torque, all while adding a unique look with styled aluminum end caps. * Includes removable dB Reducer. * J2825 compliant. * Stainless steel baffle with RaceTEX cartridge packing. * High Temperature Ceramic Black