For Cummins B3.3 QSB3.3 Diesel Engine 4×Fuel Injector Assembly 3800876. Welcome contact for available wholesale price, thank you! Package included: 4Fuel Injector. For Cummins B3.3 QSB3.3 Diesel Engine. Installation guide NOT included, professional skills required during the installation, we highly recommend asking repair shop for help. Due to different displays and light variations, all pictures shown may not reflect the actual color or condition of the item. In our working hours will be resumed within 24 hours.