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Skyline OEM DOC Replacement for Cummins ISX (XN0621-K)
Skyline Emissions filters are designed and manufactured in the USA, and ship from several warehouses across the USA. These DOC's and DPF's come with a three year, unlimited mileage warranty from the manufacturer.
Replaces OEM numbers: 4328760, 4328760NX, 4353257, 4353257NX, 4353257RX, 5302735, 5302735NX
Includes the required gaskets !
Note: This product cannot be sold or shipped to CA at the present time.
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