Our gasket is made with a Multi Layer Steel construction, similar to the OEM gasket. We feature a durable stainless fire ring design to promote sealing against the flange surface. Keeping your exhaust gases inside the manifold, right were they need to be. Specs: .95 mm Thickness Layers: 3 Layers Oem Part Number: 44616AA210 Specs: .75 mm Thickness Layers: 3 Layers
