Aftermarket DOC for Cummins ISX and Paccar MX

No Core Charge - New Unit - Free Shipping

Part Number:  1837303PEX

Warranty options:

• 1-year warranty

Not sure about something?  Contact us, we're happy to help.

DPF Canada offers new units, no core charges, and no core returns are required.  Choose your warranty if multiple options are available.  DPF Canada provides free shipping for 1837303PEX.