EPC 6.7 Cummins High Volume Dual CP3 Fuel Rail – 21% More Volume

EPC High Volume Dual Port Fuel Rail

2007.5–2018 6.7L Cummins | 21% More Internal Volume | Dual CP3 Compatible

Take your 6.7L Cummins fuel system to the next level with the EPC High Volume Dual Port Fuel Rail.

Engineered for high-horsepower applications, this upgraded fuel rail features 21% more internal volume than the factory rail, providing additional fuel capacity to support increased fuel demands and help minimise pressure spikes under high-load conditions.

Featuring a dual-port design, the EPC fuel rail allows two CP3 injection pumps to connect directly to the rail, offering flexibility for both single and dual CP3 fuel system configurations.

Designed as a direct bolt-in replacement, the rail utilises factory mounting locations for straightforward installation while delivering increased fuel capacity for demanding performance applications.

Key Features

• Designed for 2007.5–2018 6.7L Cummins engines.
• 21% greater internal volume than the factory fuel rail.
• Dual-port design for single or dual CP3 configurations.
• Compatible with dual CP3 injection pump setups.
• Includes your choice of 2,000 bar or 2,400 bar PRV (Pressure Relief Valve).
• Direct bolt-in replacement using factory mounting locations.
• Increased internal fuel capacity for high-horsepower applications.
• Engineered to help manage fuel pressure spikes under high fuel demand.

Whether you're building a serious street truck, upgrading your dual CP3 fuel system or pushing the limits of a high-horsepower Cummins setup, the EPC High Volume Dual Port Fuel Rail delivers the additional internal volume, fuel capacity and configuration flexibility your build demands.

More Volume. More Fuel Capacity. More Performance Potential.

EPC – Driven by Innovation, Crafted for Performance.