PPE Fuel Injector Harness Pigtail with Connector 04.5-07 GM 6.6L Duramax LLY/LBZ

Is your Duramax showing signs of injector wiring issues, rough running, or intermittent injector-related codes? The PPE Injector Harness Pigtail with Connector is designed for Duramax owners who need a clean, reliable repair solution when the factory injector connector fails. Whether you’re chasing down a misfire, fixing a melted connector, or proactively repairing aging wiring on a high-mile truck, this pigtail restores proper injector communication so fuel delivery stays consistent, and your engine runs the way it should. It’s a small part that solves big problems, especially on these platforms where heat, vibration, and age can quickly turn a weak connector into a drivability headache.