Fleece Performance Freedom Series Performance cylinder head for 2003–2007 Dodge 2500/3500 5.9L Cummins is remanufactured for high-output use and is rated up to 1,100hp. Performance heads are inspected, pressure-checked and include 11 screw-in freeze plugs, hardened oversized press-in valve seats, new valve guide liners, 1.300" stainless steel alloy intake valves and 1.300" inconel alloy exhaust valves, plus upgraded valve springs and steel retainers. A fire-ring gasket kit is included; follow installation instructions and valve-lash procedures carefully.
Fleece Performance 03-07 Dodge 2500/3500 5.9L Remanufactured Cummins Cylinder Head (Performance)