The Empire Performance EEPE-INJ66-986435504-50 50% Injector Set delivers the highest quality possible for your 2004.5-2005 GM 6.6L Duramax LLY. Empire Performance injector settings have been thoroughly tested to make sure there are no stones left unturned when it comes to performance. This Injector Set is built from OE injectors with 30% - 50HP over calibrated nozzles. With supporting upgrades, one could expect enough fuel to reach 700-800 HP.
Sold As A Set
Built From New Injectors
50% - 100HP Over Injector Nozzles
Supports 700-800 HP (with supporting upgrades)