The Fleece Performance PowerFlo In-tank Lift Pump is a high-performance OEM replacement designed for 2011–2016 6.6L LML Duramax trucks. This pump is engineered to support up to 800 horsepower, providing positive fuel pressure to the CP4 injection pump and reducing stress that can cause premature failure. Constructed with dual OEM-quality gerotor pumps, it enhances flow capacity and reliability over the factory unit. The PowerFlo features a seamless installation process, retaining factory fuel lines and eliminating the need for additional components like tank sumps or draw straws. Its active fill bucket design simplifies installation and ensures consistent fuel delivery, making it a robust upgrade for demanding applications.
Designed specifically for short bed (6.5') pickup trucks with single fuel tank configurations, this pump is a direct OEM replacement that installs quickly and easily. It is compatible with GM/Chevy models from 2011 to 2016 and is suitable for use in street, towing, and performance driving scenarios. The threaded outlet and return ports accept -8 O-ring fittings, allowing for aftermarket fuel line setups if desired. This pump is ideal for owners seeking increased fuel delivery capacity, improved reliability, and support for high horsepower builds in diesel trucks.
