Fleece Performance CP3K for 5.9L Cummins Diesel Fuel Pump Upgrade Eliminates 3000 RPM Flow Restriction recovery winch High Flow Cast Aluminum End

High Flow Cast Aluminum End Tanks

Whether you're driving in hot

it's really going to depend on what mods you're going to do to

I've included a photo at the bottom of the page here

If you have an aftermarket intercooler that differs from that

Fleece Performance CP3K for 5.9L Cummins Diesel Fuel Pump Upgrade Eliminates 3000 RPM Flow Restriction recovery winch High Flow Cast Aluminum EndUpgrade the fuel delivery on your 5. 9L Cummins with the Fleece Performance CP3K for 5. 9L Cummins (CUMM CP3K 5. 9). This is a purpose built modification that repurposes a 6. 7L CP3 core to eliminate the factory fuel flow restriction that kicks in around 3,000 RPM, a common pain point for stock CP3 setups on engines used beyond stock power levels. Why this matters: when you push past 3,000 RPM, a stock CP3 can lose fuel flow and rail pressure, leading