Home/Shop by Part/Fuel & Emissions/Emissions & Sensors/NOx Sensors Narrow The Number Of Models Shown By Telling Us The Year Filter Models by Year 2013 2019 2018 2017 2016 2015 2014 2013 Choose your International Model # 2013 9900 NOx Sensors 2013 9900i NOx Sensors P 2013 ProStar NOx Sensors