NDOC122DD Diesel Oxidation Catalyst Detroit Diesel Series 60/DD15 Engines, Replaces OEM Part # A6804901914, RA6804901914
NDOC170DD Diesel Oxidation Catalyst Detroit Diesel Series 60/DD15 Engines, Replaces OEM Part # A6804901914, RA6804901914
NDOC172DD Diesel Oxidation Catalyst Detroit Diesel Series 60, Detroit Diesel DD13/DD15, and Mercedes-Benz MBE 4000 Engines, Replaces OEM Part # A6804901414
NDOC175DD Diesel Oxidation Catalyst Detroit Diesel/Mercedes-Benz Series 60/MBE 4000/DD13/DD15 Engines, Replaces OEM Part # A6804901314, RA6804901314