2003-2004 Cummins 5.9L Nozzle Set Custom Super Mental (DDP305-90NZ) Bolts That’s right

That’s right

Excessive heat prematurely damages the transmission

Valvoline Synthetic Blend 15W-40

Plus our upgraded turbine wheel and HFV technology help to lower EGTs which gives you even more confidence when towing a heavy load up a steep grade

2017-2023 Duramax L5P Dynomite Diesel Stock Brand New Injector (DDPL5P-STK)

2003-2004 Cummins 5.9L Nozzle Set Custom Super Mental (DDP305-90NZ) Bolts That’s right2003 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.