One of the most popular systems uses a Urea solution, like AdBlue, that is injected in to the exhaust before the Catalytic convertor to convert the oxides of nitrogen coming out of the engine in to nitrogen and water.
Laser 8060 AdBlue System Pressure Test Kit
LASER 8060 AdBlue System Pressure Test Kit Diagnostics Garage Workshop
AdBlue System Pressure Test Kit Pressure Test Gauge De-nox ADBLUE 3m extension
Welzh Werkzeug AdBlue System Pressure Testing Kit 44225-WW
AdBlue System Pressure Testing Kit 44225-WW Quality Tool Welzh Werkzeug
AdBlue System Pressure Test Kit SCR DEF Pressure Test Gauge De-nox AD BLUE
