DPFXFIT replacement DOC for Cummins ISX (5509694 / GESI-575) NOx Gasket Dimensions: 13-1/2" ID x

Gasket Dimensions: 13-1/2" ID x 14-3/8" OD

Redline Emissions Products 52991 OEM DPF Replacement for Cummins ISB

Durafit replacement Diesel Oxidation Catalyst (DOC) for Cummins ISC / ISL Engines

Other replacements available: REP 52937

Durafit OEM DPF Replacement for Cummins ISX / Paccar MX13

DPFXFIT replacement DOC for Cummins ISX (5509694 / GESI-575) NOx Gasket Dimensions: 13-1/2" ID xThis 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