CUMMINS INJECTOR, DOSER Top Seller Constructed from formed steel with

Constructed from formed steel with a corrosion-resistant finish

Constructed from lightweight Dupont Zytel with an embedded aluminum ring

The Peterbilt Logo Black Everyday Hat offers a sleek

this valve ensures reliable performance under heavy-duty operating conditions

Reduces emissions and improves fuel economy

CUMMINS INJECTOR, DOSER Top Seller Constructed from formed steel withThe CUMMINS INJECTOR, DOSER is a remanufactured component designed for EPA21 6. 7 liter ISB QSB engines and X15 models. As a crucial part of the Selective Catalytic Reduction (SCR) system, it injects precise amounts of Diesel Exhaust Fluid (DEF) into the exhaust stream. This process aids the SCR catalyst in converting harmful NOx emissions into harmless nitrogen and water vapor, supporting emissions compliance and improved environmental performance.