Manufacturer	Part Number	Description
BOSCH	0 281 006 505	NOx Sensor, urea injection; NOx Sensor, NOx Catalyst
BOSCH	0 281 006 537	NOx Sensor, urea injection; NOx Sensor, NOx Catalyst
BOSCH	0 281 006 643	NOx Sensor, urea injection; NOx Sensor, NOx Catalyst
BOSCH	0 281 006 644	NOx Sensor, urea injection; NOx Sensor, NOx Catalyst