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New products (226)

Durafit Replacement DOC for Cummins ISL (5304054 / C20-0086)
$2,103.00
DuraFit™ replacement Diesel Oxidation Catalyst (DOC) for Cummins ISX 15L Engines. **Gaskets included!** Replaces OEM Numbers: 5304054 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 (2880174 / C20-0053)
$2,706.00
DuraFit™ replacement Diesel Oxidation Catalyst (DOC) for Cummins ISX 15L Engines. **Gaskets included!** Replaces OEM Numbers: 2880174, 2880174NX, 2880174RX. 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 ISB 6.7L (4965338 / C20-0046)
$2,274.00
DuraFit™ replacement Diesel Oxidation Catalyst (DOC) for Cummins ISB 6.7L Engines. **Gaskets included!** Replaces OEM Numbers: 4965338, 5287474. 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 MaxxForce 7 / DT (2596407C92 / C20-0026)
$2,124.00
DuraFit™ replacement Diesel Oxidation Catalyst (DOC) for Navistar MaxxForce 7 / DT Engines. **Gaskets included!** Replaces OEM Numbers: 2596407C92, 2595007C91, 501122R91, 2510787C91. 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 t...

Durafit replacement DOC for Volvo / Mack (20864129 / C20-0009)
$2,976.00
DuraFit™ replacement Diesel Oxidation Catalyst (DOC) for Volvo and Mack D11 / D13 Engines. **Gaskets included!** Replaces OEM Numbers: 20864129/ 21850645/ 20864120/ 85001355/ 85013895/ Q621417 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 Cali...

DPFXFIT Replacement DOC for Paccar MX-13 (1912726 / GESI-560)
$2,406.00
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 ISX (4353250 / GESI-561)
$2,406.00
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 ISX (5274535 / GESI-537)
$2,693.00
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 ISC / ISL (2880512 / GESI-544)
$2,147.00
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 ISC / ISL (2880153 / GESI-543)
$1,839.00
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 ISC / ISL (2880498 / GESI-538)
$1,884.00
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...

Skyline OEM Replacement DOC for Detroit / Mercedes (A6804901514 / DNT509-C)
$4,656.00
Skyline OEM DOC Replacement for Detroit / Mercedes (DNT509-C) Replaces OEM numbers: A6804901514, RA6804901514, EA6804901514 Includes the required gaskets and clamps! Each Skyline DPF / DOC is specifically designed as a direct replacement for the OEM filter. Our Exact-Fit™ approach makes installation fast and easy without cutting or welding to g...
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