The IC Corporation And International 2007 Through 2011 Diesel Particulate Filter Gasket is a reliable and durable replacement for the original gasket required to repair the diesel particulate filter on specified vehicles. With a 4-inch inside diameter, 165mm outside diameter, and 1.5mm thickness, this gasket is made from quality materials to ensure reliable performance and a long service life. It fits most IC Corporation and International models with DT466, HT570, MaxxForce 10, MaxxForce 7, MaxxForce DT, and VT365 engines. This direct replacement gasket is the ideal solution for damaged, failed, or missing parts. Direct OE replacement number: Navistar 2593998C1.