Edelbrock Supercharger Supplemental Fuel Pump Kit GM Suv 1500 2007-2009 6 0 6 2L Non-Flex FuelEdelbrock part #15671 is a Supplemental Fuel Pump Kit is required for GM trucks and SUV's utilizing #1567 Edelbrock Supercharger Systems. Locate your Vehicle Identification Number (VIN). Verify if your vehicle requires a supplemental fuel system upgrade. If digit 8 of your VIN (Engine Type) is represented by an 8 or Y, your vehicle will require a supplemental fuel system. Now identify what Body Type your vehicle is by verifying VIN digit 7. Vehicles