DPFXFIT replacement DOC for Cummins ISX (5274535 / GESI-537) Express DES7144 is designed to have

DES7144 is designed to have the same appearance and styling of the Peterbilt factory ""OEM"" tool box

7) / 4500 (6

DuraFit™ replacement Diesel Oxidation Catalyst (DOC) for Volvo and Mack D11 / D13  Engines

2604873C91

DPFXFIT replacement DOC for Cummins ISX (5274535 / GESI-537) Express DES7144 is designed to haveThis 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 parts or returning a core. Can not be sold or shipped to California at this time. OEM Cross References: This