Aftermarket Diesel Oxidation Catalysts for Cummins ISC, ISL, X12, & X15 Engines
DPFXFIT™ aftermarket Cummins DOC diesel oxidation catalysts are direct-fit replacements for ISC, ISL, ISL9, X12, and X15 engine platforms. Designed and manufactured in North America by GESi, every DPFXFIT Cummins DOC delivers reliable hydrocarbon and CO oxidation with OEM performance and durability at aftermarket prices.
Each unit features an exclusive stainless steel canister design, substrates from Tier-1 OEM suppliers, and ships complete with OEM-quality clamps and gaskets. Search for your OEM or Aftermarket part number, or call 1-888-758-4374 to confirm your application.
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Showing 1–12 of 67 results
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DPFXFIT DOC for CUMMINS – B 6.7L & L9 – GESi-573
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DPFXFIT DOC for CUMMINS – B6.7 – GESi-570
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DPFXFIT DOC for CUMMINS – B6.7 & L9 – GESi-565
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DPFXFIT DOC for CUMMINS – B6.7 & L9 – GESi-572
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DPFXFIT DOC for CUMMINS – ISB 6.7 & QSB – GESi-557
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DPFXFIT DOC for CUMMINS – ISB 6.7 & QSB – GESi-578
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DPFXFIT DOC for CUMMINS – ISB 6.7L & QSB – GESi-585
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DPFXFIT DOC for CUMMINS – ISB, 6.7L, QSB, L9 – GESi-581
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DPFXFIT DOC for CUMMINS – ISB, QSB & PX9 – GESi-563
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DPFXFIT DOC for CUMMINS – PX-9, ISL-9 – GESi-584
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DPFXFIT DOC for CUMMINS – X12 & X15 – GESi-564
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DPFXFIT DOC for CUMMINS – X12 & X15 – GESi-567
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