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NAMZ O2 Sensor Harness Extension And Bung Adapter - 18/12mm


  • Allows the use of 2009 dresser exhaust pipes on 2010 dresser models & 2012 FXST & FXD Models.
  • Allows the use of exhaust systems with 18mm O² sensor bungs to be used with late model bikes with 12mm O² sensors
  • Reduces the 18mm O² bungs to 12mm O² bungs found on select 10-15 models
  • Wiring harness comes pre-assembled with connector pins
  • Made in the U.S.A.