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Durafit Replacement DOC for Cummins ISB / QSB 6.7L (4353328 / C20-0157)
$1,689.00
DuraFit™ replacement Diesel Oxidation Catalyst (DOC) for Cummins (EPA14) ISB 6.7L Engines. **Gaskets included!** Replaces OEM Numbers: 4353328 DuraFit DPFs and DOCs are so durable they come with a nationwide 3-year, unlimited mileage warranty. Made in the USA! Cannot be sold or shipped to California at this time.

Durafit Replacement DOC for Cummins ISX (5295365 / C20-0121)
$2,285.00
DuraFit™ replacement Diesel Oxidation Catalyst (DOC) for (EPA07) Cummins ISX Engines. **Gaskets included!** Replaces OEM Numbers: 5295365 DuraFit DPFs and DOCs are so durable they come with a nationwide 3-year, unlimited mileage warranty. Made in the USA! Cannot be sold or shipped to California at this time.

Durafit Replacement DOC for Cummins ISX (2888246 / C20-0112)
$2,132.00
DuraFit™ replacement Diesel Oxidation Catalyst (DOC) for (EPA14) Cummins ISX Engines. **Gaskets included!** Replaces OEM Numbers: 2888246 DuraFit DPFs and DOCs are so durable they come with a nationwide 3-year, unlimited mileage warranty. Made in the USA! Cannot be sold or shipped to California at this time.

Durafit Replacement DOC for Cummins ISC (2880153 / C20-0108)
$2,626.00
DuraFit™ replacement Diesel Oxidation Catalyst (DOC) for Cummins (EPA10) ISC Engines. **Gaskets included!** Replaces OEM Numbers: 2880153 DuraFit DPFs and DOCs are so durable they come with a nationwide 3-year, unlimited mileage warranty. Made in the USA! Cannot be sold or shipped to California at this time.

Durafit Replacement DOC for Cummins ISL/ISC/PX8 (2871569 / C20-0106)
$2,558.00
DuraFit™ replacement Diesel Oxidation Catalyst (DOC) for Cummins EPA10 ISL / ISC and Paccar PX8 Engines. **Gaskets included!** Replaces OEM Numbers: 2871569, Q629511 DuraFit DPFs and DOCs are so durable they come with a nationwide 3-year, unlimited mileage warranty. Made in the USA! Cannot be sold or shipped to California at this time.

DPFXFIT Replacement DOC for Cummins ISC / ISL (2880631 / GESI-566)
$1,831.00
This new aftermarket DOC is a direct replacement for the OEM unit. GESi DOC's are made of stainless steel housings and use new substrates, this ensures you get a product built to last. These DOC's also include necessary clamps and gaskets, and there is no core charge which means you can buy and install without worrying about getting compatible p...

DPFXFIT Replacement DOC for Cummins / Paccar ISB / PX6 (2880520 / GESI-530)
$1,962.00
This new aftermarket DOC is a direct replacement for the OEM unit. GESi DOC's are made of stainless steel housings and use new substrates, this ensures you get a product built to last. These DOC's also include necessary clamps and gaskets, and there is no core charge which means you can buy and install without worrying about getting compatible p...

GESi replacement DOC for Cummins / Paccar ISB/PX6 (2871571 / GESI-528)
$1,831.00
This new aftermarket DOC is a direct replacement for the OEM unit. GESi DOC's are made of stainless steel housings and use new substrates, this ensures you get a product built to last. These DOC's also include necessary clamps and gaskets, and there is no core charge which means you can buy and install without worrying about getting compatible p...
OEM Cummins DPF Kit, 5633760

OEM Cummins DPF Kit, 5633760
$3,100.00
This OEM Cummins 5633760 Particulate Filter Module (DPF Kit) is a brand new unit and has never been ran. The Cummins Particulate Filter Kit 5633760 is used primarily on EPA21 15 liter ISX/QSX engines. The kit includes the Following: (1) DPF 5509717 (2) Clamps 5304849 (2) Gaskets 5417859 This is not an aftermarket part, it is 100% brand new and...
OEM Cummins Inlet DOC 4394756

OEM Cummins Inlet DOC 4394756
$4,000.00
This OEM CUMMINS 4394756 / A055J297 Inlet Catalyst Module (DOC) is a brand NEW take off unit and has never been run. Primarily used on EPA17 ISX/QSX Engines. Legal for sale and use in all 50 states including California. This is not an aftermarket part, it is OEM. These units are OEM "take-offs", they are brand new and unused but do not come in ...
New OEM Cummins Outlet Catalyst Module / SCR (5511611 / A066S032)

New OEM Cummins Outlet Catalyst Module / SCR (5511611 / A066S032)
$9,000.00
This OEM CUMMINS "Take Off" 5511611 Outlet Catalyst Module (SCR) is a brand new "Take Off" unit and has never been ran. Replaces: A066S032, 5511611 Legal for sale and use in all 50 states including California. This part must ship via truck freight (LTL) due to size, weight and value. This is not an aftermarket part, it is OEM. These units are O...
New OEM "Take-off" Cummins Flexible Air Tube (5418418)

New OEM "Take-off" Cummins Flexible Air Tube (5418418)
$60.00
New OEM Cummins 5418418 / A059E406 Flexible Air Tube for the Differential Pressure sensor (Save big - surplus inventory) This is not an aftermarket part, it is OEM. These units are OEM "take-offs", they are brand new and unused but do not come in Cummins retail packaging. We buy complete units from Cummins and then break them down so that we can...
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