Description
520-50HP Performance Nozzle Set for 2007-2010 GM Duramax LMM VIN Code "6".
These nozzles are for modified trucks. Supporting modification such as custom tuning, upgraded turbo(s), fuel supply pump, injection pump, and a pyrometer may be required. These nozzles are sold as a balanced set. A pyrometer is required.
Note: These are for race/offroad use only.
