NAMZ, GAME REDUCING ESCAPPER CAPGER OF 18 MM TO 12 MM FOR HARLEY-DAVIDSON

It is used in custom applications to reduce the thread of the escape sensor from 18 mm to 12 mm, so the latest H-D models, equipped with 12 mm O2 sensors, can be used with previous exhausts with 18 mm sensor.
Note: An additional extension cable is required for Touring models, which is available as a plug set and cable extension 578303.

Compatible with:> 12-17 Softail, Dyna (with an escape prior to 2012); Other applications were that 12 mm sensors are used for 18 mm holes.