Vance & Hines, 18mm O2 sensor plug set. Zinc. - 86-06 H-D models (with exhaust system equipped with O2 sensor bungs) 512854 Note: Use 978641 optional support

Note: Use 978641 optional support plate for 14-up Touring some cast wheels with outboard mounts

Slot Track design features 1-1/4" billet aluminum inner collars with an air cushion rubber thumb pad

940359 Super G

open-cell foam inside pads increases airflow and accelerates drying

Vance & Hines, 18mm O2 sensor plug set. Zinc. - 86-06 H-D models (with exhaust system equipped with O2 sensor bungs) 512854 Note: Use 978641 optional supportZinc plated steel. Fits 18mm x 1. 50 sensor bungs. Required with non O2 (oxygen) sensor equipped 86 up H D models that have an exhaust system installed with stock threaded sensor plug holes. Can also be used on H D models when O2 sensors are no longer required.