Particulate Matter Sensor For GM 55504592 0281007651/652 1277022524 PM2.1

PM Sensor for Chevrolet Equinox, GMC Terrain 1.6L Diesel (2018-2019). Also fits other GM diesel vehicles. OE: 55504592, 0281007651/652, 1277022524. Bosch Particulate Matter sensor for diesel exhaust monitoring.