Industrial 0986437308SHOSE II-Reman 42% Over CP3 Pump | 2004.5-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LLY

Features:

• Flows 42% more fuel than stock
• Built from a genuine OEM CP3 core
• Remanufactured in-house with all new OEM parts
• Balanced to tighter-than-factory specifications
• Ideal for mild to moderate performance upgrades
• Supports improved throttle response and drivability
• Tested for consistent fuel output and durability
• Compatible with 2004.5–2005 Duramax LLY engines
• Performs well in daily driving and towing setups
• Drop-in replacement for easy installation
• Reliable for street use or light competition builds

Give Your Duramax The Fuel It’s Been Missing

If you’ve been running your 2004.5-2005 Duramax LLY with stock fueling and are ready for something a little stronger, the Industrial Injection II-Reman 42% Over CP3 Pump is a smart step forward. It delivers a noticeable increase in fuel flow without pushing your setup beyond daily drivability, making it perfect for light tuning, towing upgrades, or simply bringing new life to an aging fuel system. This pump is built from a genuine OEM CP3 and completely rebuilt in-house with brand new factory components, giving you the reliability of a new pump with added performance. The 42% over flow increase means your injectors get the fuel they need faster and more efficiently, which translates to better throttle response and a truck that just feels more alive. It’s also a great match for trucks that see both work and play, handling everyday duties while giving you room to grow. With tight in-house balancing and proven testing, this pump is designed to perform well from stock applications to mild performance builds. If you want dependable power without overdoing it, this CP3 strikes the perfect balance.

Tuned And Tested For Efficient Fuel Control

The Industrial 0986437308SHOSE II-Reman 42% Over CP3 Pump is engineered for 2004.5-2005 GM 6.6L Duramax LLY owners seeking improved fueling capability without sacrificing durability or fitment. Built from a genuine OEM CP3 core, this pump is fully remanufactured in-house using 100 percent brand new OEM components to restore factory integrity. It is then internally modified to flow 42% more fuel than stock and balanced to tighter tolerances than the original manufacturer’s specifications. This process results in cleaner fuel delivery, reduced pressure fluctuation, and increased performance under moderate load or tuning conditions. The added flow is ideal for trucks with upgraded injectors, towing calibrations, or light performance enhancements that require a boost in fueling without excessive hardware changes. Each pump is flow-tested for consistency and designed to install directly into your factory system without modification. For owners looking to maintain reliability while unlocking greater fuel control, this CP3 offers a well-balanced, high-quality solution.

Fits: 2004.5, 2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LLY

Notes:

• Built from a genuine OEM CP3 core
• Fully remanufactured in-house with all new OEM components
• Modified to deliver 42% more fuel than stock
• Balanced to tighter-than-factory tolerances for improved precision
• Designed for use in stock to lightly modified trucks
• Performs well with light tuning or upgraded injectors
• Ideal for daily driving, towing, and mild performance builds
• Compatible with 2004.5–2005 GM 6.6L Duramax LLY engines
• Tested for consistent fuel delivery and long-term reliability
• Drop-in replacement that installs like the original pump