A very popular exhaust since its release here at DarkSide, consistently pushing out great numbers on bike with a variety of engine builds from simple cam upgrades through to 128ci or even boosted applications.

  • Manufacturer Part No: 135-71670
  • Made from stainless steel & all TIG welded
  • High flow 1.75″ to 1.875″ to 2″ stepped header pipes
  • Adjustable turnout muffler
  • Works with 12mm or 18mm O2 sensors
  • Fits 2017-later Milwaukee 8 Softail models


  • Installation may require additional work & components depending on application
  • Full custom dyno tune required after installation

Be sure to contact the DarkSide team for expert advice on fitment for your bike before ordering.