Delphi FG0971 Fuel Module Delphi fuel pumps have undergone durability testing to ensure that they withstand up to 22 percent ethanol Delphi fuel pumps are built with OE-tested and validated components. As a world leader in fuel pump technology and an OE manufacturer, Delphi design and build fuel pumps and modules with dependable, reliable parts that you and your customers can trust Delphi has proactively upgraded many older model fuel pumps/modules designs with the latest technologies so that your Delphi replacement fuel pump will perform properly in todays environment