Bring back the power and efficiency to your 2001-2004 GM 6.6L Duramax LB7 with the Alliant Power Remanufactured Fuel Injector. Designed as a direct fit replacement, this injector delivers dependable performance and is built to meet or exceed OEM specifications. Whether you're dealing with a single cylinder issue or upgrading the entire fuel system, this remanufactured injector is up for the task.

Each injector is meticulously rebuilt with 100% new nozzles and precision machined critical components, ensuring reliable operation and optimal fuel delivery. Tested extensively on OE equivalent equipment, every unit undergoes a thorough validation process to meet strict performance standards. Built with the latest engineering improvements, these injectors are designed to deliver long lasting reliability, often surpassing the quality of dealer options. Assembled in the USA at an ISO 9001:2015 certified facility, the Alliant Power Remanufactured Fuel Injector ensures your Duramax LB7 engine runs smoothly and efficiently. Whether replacing one or refreshing the entire set, this injector is a cost effective, high quality solution that will keep your truck running strong for years to come.