S&S Diesel LLY-400SAC 400% Over Injector | 2004.5-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LLY

Features: - 400% Increased flow rate over stock - Improves fuel delivery - New injectors - Proprietary design - Industry leading components - Sold as a single unit Greatly Increased Fuel Delivery and Performance For owners of 2004.5-2005 GM 6.6L Duramax LLY seeking enhanced fuel flow and injector quality, S&S Diesel's 400% Over Injector provides a substantial boost in fuel distribution, enhancing engine performance. These injectors feature an advanced design and a specialized nozzle honing process to ensure precise and consistent nozzle holes. Each nozzle is matched within a 1% variance per set, adhering to high standards, with custom injector specifications finely tuned to match nozzle flow rates accurately. The injectors are flow-matched to a 3% variance per set, demonstrating S&S Diesel's commitment to high-performance needs. Industry Leading Quality Construction and Testing S&S Diesel Motorsport fuel injectors are designed and constructed to high-quality standards, using premium components and undergoing rigorous testing on advanced equipment by world-class technicians. These injectors consistently outperform others of similar size. Additionally, enhancements to the injector body optimize the injection rate shape. Each injector is built with either new or remanufactured Bosch bodies, ensuring exceptional quality and performance. Fits: 2004.5-2005 GM 6.6L Duramax LLY