New 85% Over Stock CP3

Industrial Injection 85% Over CP3 Pump – 0445020030DF

Fits 2004.5–2005 GM 6.6L Duramax LLY

Support power levels up to 850 horsepower with the Industrial Injection 0445020030DF CP3 Pump, which flows 85% more fuel than stock. Built specifically for 2004.5–2005 GM 6.6L Duramax LLY trucks, this high-performance pump is a must-have for any serious build running upgraded injectors, aggressive tuning, or larger turbos. Whether you're building a competition truck or a street-driven powerhouse, this CP3 delivers the fuel you need with OEM reliability.

This pump is built from a brand-new Bosch CP3 core—no remanufacturing and no core charge required. Precision-modified in-house by Industrial Injection, it offers a drop-in upgrade that dramatically boosts fueling potential without compromising fitment or functionality.

Key Features:

• Increases fuel flow by 85% over stock

• Supports up to 850 horsepower

• Built from a brand-new Bosch CP3—no core required

• Ideal for performance, racing, or heavily tuned applications

• Maintains factory-style fitment and reliability

• Compatible with OE and aftermarket injectors

• Assembled and flow-tested by Industrial Injection

Fitment:
2004.5–2005 Chevrolet Silverado and GMC Sierra 2500HD / 3500HD with 6.6L Duramax LLY

Warranty:
Backed by Industrial Injection’s limited warranty. See manufacturer for full details.