WJIECO 55500841 NOx Sensor Dependable. Cross references SNS771, 24000395, 55495040. 12V upstream upper NOx Sensor for GM 2.8L LWN Duramax Diesel 2016–2019. Fits Colorado, Canyon, Express 3500, Savana 3500, plug & play install.
Original price was: $ 444.$ 115Current price is: $ 115.55500841 NOx Sensor Overview The 55500841 NOx Sensor manufactured by WJIECO is the upstream upper NOx sensor for GM 2.8L LWN Duramax turbo diesel Chevrolet Colorado, GMC Canyon, Express 3500 and Savana 3500 from 2016 to 2019. This inlet NOx sensor reads engine-out NOx before the SCR, allowing the ECM to calculate correct DEF injection…