NOx Sensor, Position 1, Upstream

Fits 2018-2019 Silverado/Sierra 2500HD/3500HD L5P

Part# DMAX-8742

Replaces GM Part# 12680215 / 12718742

*Contact us for current lead times*

OEM Replacement Upstream(Position 1) NOx sensor. This NOx sensor is located upstream in the downpipe.

GM Replacement Part#12680215 or 12718742

Note: Reset procedure required after installation.