Part Number: 2245122, 3590908 Application: Caterpillar 3406E, CAT C15 Gasket Material: Stainless Steel, Graphite Multilayer Composite panels (Paneles compuestos de grafito Multilayer) Head Gasket: This is just the head gasket. If you need all of the gaskets for the upper half of the engine use a Head Gasket Set.