Citroen Relay - 2016 onwards - 2.0 BlueHDi (DW10F engine). Citroen Relay - 2019 onwards - 2.2 BlueHDi (DW12R engine). OE NOX Sensor suitable for the following Peugeot Boxer - 2016 onwards - 2.0 Blue HDi (DW10F engine).
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