DOC Filters

Replacement DOC's - Diesel Oxidation Catalyst

American Radiator stocks replacement oxidation catalysts for diesel engines for brands like Caterpillar, Cummins, Detroit Diesel, Hino, International Navistar, Isuzu, Mack, Volvo and more. If you're looking for a replacement DOC in Des Moines, IA, American Radiator has you covered. Plus with our Famous Same Day Shipping nationwide, American Radiator can get you back on the road fast. Whether you're an individual owner operator or manage the largest fleet of vehicles, put your trust in a national leader in diesel particulate filters and diesel oxidation catalysts.If you need assistance with products that fit your application or don't see exactly what you are looking for, give us a call at 877-203-4572.