2003-2004 Cummins 5.9L Nozzle Set Custom Super Mental (DDP305-90NZ)

The Dynomite Diesel DDP305-90NZ is a fantastic choice for your Cummins if you're looking for enough fuel to handle 675RWHP+. We do not recommend installing these nozzles without first testing your current injectors & balancing injectors as a set with the new nozzles installed. Sold as a complete set with new copper washers & injector hold-down tools.