Dinex Emissions Systems offers a 3-year, unlimited mileage warranty on all their DPFs and DOCs. See link in description for warranty terms
Shipping:
Free Ground shipping within the continental USA. Other options, including overnight, are available at checkout. We ship from several warehouses located throughout the USA. Orders placed after 2:00pm Eastern time will ship next business day
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Have questions? Call an expert at 760-355-8900, 9am - 9pm EST
Like all aftermarket units, Cummins 4394834 DOC and Cummins 4394834NX DOC cannot be sold or shipped to California
Dinex aftermarket DOC meet or exceed OEM specifications and is an exact direct replacement for Cummins 4394834 Diesel Oxidation Catalyst filter, Cummins 4394834NX Diesel Oxidation Catalyst filter, and Cummins 4394834RX Diesel Oxidation Catalyst filter. Dinex aftermarket 4394834 DOC Filter Kit, Cummins 4394834NX Filter Kit and Cummins 4394834RX Filter Kit include the required clamps and gaskets, are designed as a direct OEM replacement with the same fit and performance without the high cost.
When Quality matters, a Dinex Cummins 4394834 aftermarket Diesel Oxidation Catalyst filter should be your first choice
Warranty Information
Dinex Emissions offers a 3-year, unlimited mileage warranty on all their DPFs and DOCs. See link in description for warranty terms