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.