Artudatech DEF Doser Urea Pump Assembly for Cummins Diesel

This brand-new DEF doser urea pump assembly is designed for Cummins diesel engines, offering seamless OEM compatibility with part numbers like 5506956 and 4388105. Its corrosion-resistant construction features a die-cast aluminum housing and sealed connectors to withstand road salt and winter conditions. The pump ensures consistent DEF atomization through refined solenoid timing and a ceramic plunger, promoting efficient fluid use and reducing SCR alerts. Engineered to restore original NOx reduction performance in 2010-2024 Cummins diesels, it supports steady torque and fuel economy.