The XDP Remanufactured LLY Fuel Injector With Bolt XD494 is a high-quality replacement for the failed injector in your 2004.5-2005 GM 6.6 Duramax LLY. With over 30 million fuel injectors on the road, you can be certain each injector is built to meet or exceed the original manufacturer's specifications and ensure you get a quality product.
Each Fuel Injector is precision remanufactured and exceeds the engine manufacturer's most current design specifications, resulting in less than a 0.2% warranty rate. Fuel injectors undergo a performance nozzle flow testing for leakage and flow to guarantee like-new performance and an OE-consistent balanced fuel delivery. Each injector is remanufactured and tested to perform with factory flow and hp rating.
Quality & Testing
Advanced end-of-line examinations, tests opening characteristics, fuel delivery, and leakage.
All remanufacturing assembly and production testing is conducted on OE manufacturing equipment.
Stock HP & Flow Rating
Advanced End-Of-Line Testing
Performance Testing Of Nozzles For Leakage & Flow