Products (226)

Clean Diesel Group (CDG) DOC Muffler (CDG X009499 / M101260)
$2,320.00
CDG's Diesel Oxidation Catalyst (DOC) Muffler X009499 / M101260 are proven reliable solutions for reducing diesel emissions. These universal catalyzed mufflers are a cost-effective emissions solution designed for four stroke on-road diesel engines 1991 to 2006 up to 525hp. (for 550HP TO 600HP applications, 2 mufflers are required) This DOC Muff...

DPFXFIT Replacement DOC for 2012, 2017-2019 6.2L / 6.7L Powerstroke (GESI-549)
$1,177.00
This new aftermarket DOC is a "Cut Out / Weld In" 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. There is no core charge which means you can buy and install without worrying about getting compatible parts or returning a core. Can not be sold or s...

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...

DPFXFIT replacement DOC for Cummins / Paccar ISC, ISL9, PX8 (GESI-556)
$1,707.00
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 ISB (4353323 / GESI-532)
$2,092.00
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 ...

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...

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 (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 ISL-G (CNG) (4969771 / GESi-601)
$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...

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...