The 2016 Nissan Sentra S 1.8 Up Stream O2 Sensor A Premium Os49132-c is an oxygen sensor manufactured by Spectra Premium Industries Inc. Specifically designed for the Nissan Sentra S 1.8 model, this upstream sensor is essential for monitoring and regulating the oxygen levels in the vehicle's exhaust system. With the manufacturer part number OS5390, this premium sensor ensures optimal performance and emission control for the car. If you're looking to maintain the efficiency and quality of your Nissan Sentra S 1.8, this oxygen sensor is a reliable choice.