The Fleece Performance PowerFlo in-tank lift pump is a high-performance OEM replacement designed specifically for 2011–2016 LML Duramax trucks with long beds. Engineered by diesel experts, this pump is capable of supporting up to 800 horsepower by providing positive fuel pressure to the CP4 injection pump, reducing strain and preventing premature failure caused by factory vacuum reliance. Featuring dual OEM quality gerotor pumps, it enhances flow capacity and reliability over the stock unit. The PowerFlo installs quickly, retaining factory fuel lines, and eliminates the need for additional components like tank sumps or draw straws. Its active fill bucket design ensures seamless integration, making it a robust upgrade for high-performance applications.
This lift pump is intended for use on 2011–2016 GM/Chevy LML Duramax trucks with single fuel tank configurations and is suitable for pickup-style trucks with long beds. It is a direct OEM replacement that simplifies installation, supporting up to 800 hp, including dual CP3 pump setups. The threaded outlet and return ports accept -8 O-ring fittings, allowing customization with aftermarket fuel lines or filters. Designed for street and towing use, this pump enhances fuel delivery efficiency and reliability, ensuring optimal performance under demanding conditions. It is compatible exclusively with single tank pickup trucks and is not recommended for cab and chassis models.
