The only thing worse than having to replace the head gasket on the 5.9L Cummins in your 2003-2007 Ram is having to do it twice due to a cheap gasket or failed install. Do the job right the first time with Fleece Performance Engineering's Fire Ring Head Gasket. A direct replacement for the gasket included in FPE's 5.9L Freedom Series performance cylinder head, this multi-layer steel gasket will keep fluids and gases in their perspective places.