For GMC for Savana for Sierra for Yukon Fuel Injectors 8pcs 17113553 17113698 FJ315 8171136980 FJ10062 17114502 Fuel injector enables fast start up in cold environments; The fuel injector is designed for optimal fuel atomization , promoting smooth engine operation and balanced fuel delivery, reducing overall fuel consumption The fuel injector nozzle impact resistance, no deformation, long-term durability and reliability can dynamically adjust fuel injection quantity according to engine speed, load, and temperature Fuel injector precise atomization, Significant improvement in combustion efficiency. Compared to traditional fuel injectors, the measured fuel consumption has been reduced The fuel injector is designed for optimal fuel atomization promoting smooth engine operation and balanced fuel delivery, reducing overall fuel consumption The fuel injector nozzle is made long-term durability and reliability, Manufacturer: SHANYUANCHAO3