Watch in action

High-Flow CP3K Injection Pump for Duramax

Unlock the true potential of your 6.6L Duramax engine with the Fleece Performance CP3K Injection Pump. Engineered to address the factory fuel flow restrictions that typically occur above 3000 RPM, this pump is the ultimate upgrade for those seeking consistent power delivery and improved throttle response. By maintaining steady fuel pressure, the CP3K ensures your engine receives the fuel it needs when you need it most.

Key Benefits and Features:

• Eliminates factory fuel flow bottlenecks
• Supports increased horsepower and torque
• Ideal for LBZ and LMM-based applications
• Cost-effective performance upgrade
• Precision-engineered for durability

The CP3K is a direct-fit solution designed for 2001-2013 GM 2500/3500 trucks. Whether you are towing heavy loads or competing on the track, this pump provides the reliability required for high-demand scenarios. Please note that fuel pressure regulators may require scaling during installation, particularly for LB7 or LLY models. This component is essential for any serious diesel enthusiast looking to push their truck beyond stock limitations. Trust in the engineering excellence of Fleece Performance to deliver the fuel volume your engine craves. Enhance your vehicle's capability and performance with this premium injection pump upgrade from GGCRACING.