Description
Upgrade your Chevrolet Duramax 6.6L LLY engine with the DDP 04.5-05 Remanufactured Injector Set, offering a significant 100 horsepower increase, approximately 45% over stock performance. This set is designed to deliver reliable fuel delivery and enhanced engine response, making it an ideal choice for diesel enthusiasts seeking improved power without sacrificing dependability. Each injector is carefully remanufactured to meet strict quality standards, ensuring durability and consistent performance over time. The set is engineered to integrate seamlessly with your existing engine components, providing a straightforward upgrade path for increased horsepower and torque. Please note that these injectors are not CARB approved, and acknowledgment of this is required prior to purchase. They are not suitable for vehicles requiring emissions compliance under California regulations but are suitable for off-road or racing applications where emissions are not a concern. The injectors are air freight-prohibited, but they are available for standard shipping and do not require LTL freight. The core charge is $880, which is refundable upon return of your core units, making this an economical choice for experienced technicians and serious enthusiasts. Designed for durability and performance, these injectors are an excellent upgrade for those looking to maximize their Duramax engine’s potential. The set is part of our regular stock, ensuring quick availability for your project. Trust DDP for quality automotive parts that deliver real performance improvements and reliable operation in demanding conditions.
Features:
- Power Increase: Delivers approximately 100hp, about 45% over stock performance
- Remanufactured Quality: Carefully rebuilt for durability and consistent performance
- Easy Integration: Designed for seamless installation with Chevrolet Duramax 6.6L LLY engines
- Compatibility: Suitable for off-road and racing applications (not CARB approved)
- Core Charge: $880 refundable upon return of core units
- Shipping: Air freight prohibited, standard shipping available
- Application: Automotive use, ideal for performance upgrades and engine tuning





















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