Our reductant dosing unit (SCR) can be air cooled or liquid cooled. It comes in three varieties to fit light, medium, or heavy-duty applications. Our dosing units provide a specific urea injector custom built to the project and the option of wiring harness features. Our diesel dosing unit (HC injector) is a component for diesel particulate filter regeneration. We offer design and layout flexibility to meet your vehicle’s requirements. The outward-opening spray nozzle is designed for high exhaust gas temperatures. and part to part/shot to shot enhanced performance.