Best selling products (228)

GESi replacement DOC for Cummins ISX (2880505 / GESI-552)
$2,419.00
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 ISX (2880165 / GESI-512)
$2,269.00
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...

Durafit Replacement DOC for Cummins ISL / ISM (5287515 / C20-0058)
$2,010.00
Durafit replacement Diesel Oxidation Catalyst (DOC) for Cummins ISL / ISM Engines. Gaskets included. DuraFit DPFs and DOCs are so durable they come with a nationwide3-year, unlimited mileage warranty. Made in the USA! Replaces OEM Numbers: 4965078, 4969722, 5287515, 4965078RX, 4969722RX, 5287515RX Cannot be sold or shipped to California at this ...

Durafit Replacement DOC for Cummins ISB (2885940 / C20-0055)
$1,883.00
Durafit replacement Diesel Oxidation Catalyst (DOC) for Cummins ISB Engines. **Gaskets included!** Replaces OEM Numbers: 2885940NX, 2885940, A030D523. Redline part number: REP 58855 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 thi...

Durafit replacement DOC for Cummins ISL (4353289 / C20-0110)
$2,146.00
Durafit replacement Diesel Oxidation Catalyst (DOC) for Cummins ISL Engines. Gaskets included. Replaces OEM Numbers: 4353289, 4353289NX, 4353289RX, 4387170, 5287368 Redline part number REP 58110 Can not be sold or shipped to California at this time.

Durafit replacement DOC for Cummins ISC and Paccar PX8 (2871929 / C20-0104)
$2,051.00
Durafit replacement Diesel Oxidation Catalyst (DOC) for Cummins ISB and Paccar PX8 Engines. Gaskets included. Replaces OEM Numbers: 2871929, 2871929NX, 2871929RX Redline part number REP 58104 Can not be sold or shipped to California at this time.

Durafit Replacement DOC for Navistar N13 (2510615C92 / C20-0125)
$2,684.00
Durafit replacement Diesel Oxidation Catalyst (DOC) for Navistar N13 Engines. **Gaskets included!** Replaces OEM Numbers: 2510615C92, 2510615C91 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 HINO E13C (S1850-E0C40 / C20-0203)
$1,767.00
Durafit replacement Diesel Oxidation Catalyst (DOC) for HINO E13C Engines. **Gaskets included!** Replaces OEM Numbers: S1850-E0C40 For replacement gasket, see REP G01302 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.
OEM Cummins Inlet DOC 4394200

OEM Cummins Inlet DOC 4394200
$1,200.00
This Genuine OEM CUMMINS 4394200 / A054K502 Catalyst Module (DOC) has never been installed. Replaces: 4394200 / A054K502 Fits CUMMINS aftertreatment devices for ISB 6.7L 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...
New OEM "Take-off" Cummins Inlet Catalyst Module (5308481 / 4353312)

New OEM "Take-off" Cummins Inlet Catalyst Module (5308481 / 4353312)
$3,000.00
This Genuine OEM CUMMINS 5308481 Catalyst Module (DOC) is brand NEW and has never been installed. Replaces: A043T212, 4353312 Fits CUMMINS aftertreatment devices 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 ...

Mercedes DOC - E350 BlueTec 3.0L 2011-2013 from W&L Inc. (WL-1030US)
$549.99
This aftermarket Mercedes DOC from W&L Inc. is built to OEM specifications and is a hassle-free replacement for the original part. Made from European materials, the parts are built in Poland and are never remanufactured or have a core charge. DPF Parts Direct is an authorized distributor of W&L Inc. products and we will work with you to ...

Genuine OEM "Take-off" Paccar MX-13 DOC (1978265PE)
$4,000.00
Brand new OEM Paccar MX-13 DOC 1978265PE. Interchanges: 1912726, 1912726PE, 1949999, 1949999PE, 1949999PEX, 1978265, 1978265PE, A047V565 No core charge required. 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 Paccar retail packaging. We buy complete units from Paccar...
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