Product Description
The DDP NLLY-100 Injector Set is ideal for Duramax LLY owners looking to unlock serious horsepower without compromising reliability. Delivering 100% more fuel than stock, this set is designed for trucks making 850–1,000+ horsepower, whether you're building a competition truck or an aggressive street/strip setup.
Each injector starts with a genuine Bosch core, and is EDM-modified, balanced, and flow-matched by the skilled technicians at Dynamite Diesel Performance for optimal performance and consistency across all cylinders.
Vehicle Fitment
-
2004.5–2005 Chevrolet Silverado 2500HD / 3500HD
-
2004.5–2005 GMC Sierra 2500HD / 3500HD
-
Equipped with 6.6L LLY Duramax Diesel
LLY engine only (mid-year 2004.5 through 2005 models)
Tuning and supporting modifications required
Key Features
-
100% Over Stock Fuel Flow
-
Flow-Matched Set of 8 Injectors
-
Supports 850–1,000+ HP Builds
-
Remanufactured with Genuine Bosch Cores
-
EDM-Honed Nozzles for Precision Spray Patterns
-
Hand-Built in the USA by DDP
-
Covered by a Limited 1-Year Warranty (excludes race failures)
Recommended Supporting Mods
To run the DDP NLLY-100 injectors effectively, you'll need:
-
Upgraded CP3 (stocker or 10mm+ stroker)
-
165+ GPH lift pump (FASS, AirDog)
-
Built transmission
-
Custom EFI Live or MM3 tuning
-
Larger turbo or compound system
-
ARP head studs (recommended)
-
Upgraded intercooler and exhaust
A well-rounded build is essential for making safe, usable power at this level.
Why Choose Dynamite Diesel?
With decades of competition-grade experience, Dynamite Diesel Performance is the go-to brand for serious Duramax builders. Every injector is tested and matched to deliver accurate, clean, and consistent fuel delivery, even under extreme load and RPM.
Fuel Your Next-Level LLY Build
Whether you're running on the track or tuning for high-output street performance, the DDP NLLY-100 Injector Set gives you the capability to hit the 1,000 HP mark with precision fueling and DDP's unmatched reliability.
