5.9L Freedom Series Cummins Cylinder Head Performance Late With the 30% nozzles and

With the 30% nozzles and the correct supporting modifications these can also be used for towing fairly easily

Supports up to 250cc Injectors

Download Installation Instructions

and will be repaired or replaced at S&S discretion

Powder Coating can take up to 3 weeks before it ships

5.9L Freedom Series Cummins Cylinder Head Performance Late With the 30% nozzles andFreedom Series Cummins Performance cylinder heads. Each head is manufactured in our state of the art cylinder head machine shop and guaranteed to meet or exceed factory specifications. All heads are inspected, pressure checked, decked, painted, and ready for installation. Plus, the 11 screw in freeze plugs ensure you'll never worry about a coolant leak under the valve cover again. Whether you are sled pulling, drag racing, or just looking for extra