This 15.55 inch International and Navistar MaxxForce 13 Diesel Oxidation Catalyst is designed to reduce harmful emissions and meet EPA07 exhaust emission norms. Constructed from stainless steel, it measures 14.52 inches in diameter and is sold individually with clamps and gaskets included. Manufactured according to OE technology, it is made to match OE performance and fits most International and Navistar MaxxForce 13 models. This direct OE replacement catalyst is available under the part numbers 5010812R91, 2603960C91, and OTR0152024, making it a practical and environmentally friendly choice for diesel engine maintenance.