Cummins Denoxtronic 2.2 Control DEF Urea Pump – 12V, ISX ISB ISC, 4387304RX, 1 Year Warranty

Hey truckers and diesel fans!

If you need a DEF urea pump for a Cummins ISX, ISB, or ISC, this Denoxtronic 2.2 control pump is the one.

It's part number 4387304RX, also supersedes a bunch of others like 0444042003, 2871879RX, and more.

It's 12V, direct replacement, made by Cummins.

Comes with a 1-year warranty.

This is a brand new unit, still sealed.

It controls the DEF injection for emissions systems.

So if your rig is throwing codes or not passing emissions, this pump might be the fix.

Get it swapped in and keep on rolling.