Common Rail Injector 0445110248 0445110449 0445110250 0445110318 0445110533 Diesel Engine For Fuel Injector; Improved Throttle Response. The long lifespan of the fuel injector contributes to smooth engine operation thereby reducing overall fuel consumption. Enhanced Engine Functionality; This fuel injector promotes smooth engine operation and balances fuel supply. Improved fuel efficiency: Helps reduce fuel consumption and save on daily driving costs Effectively improved throttle response: Makes acceleration more linear and the driving experience smoother, Manufacturer: TENGFEIBAIHUO