Use the proper gaskets and seal reseal the engine in your 2016-2019 Nissan Titan XD 5.0L Diesel. Using quality gaskets is crucial when it comes to service and repair on your engine. Shop now for head gaskets, oil pan gaskets, complete engine gasket sets, rear main seals, and more. Get the important gaskets your engine needs from major brands like MAHLE, Interstate-McBee, Cometic, Alliant, and factory replacement brands.