Holley EFI 4V Modular Ford Harness Kit (1999-2004)
Holley Part #: 558-506
NOTE: You will need to purchase an ECU and O2 Sensor to make this a complete kit.
Gen 1 Lightning Holley HP EFI & US Shift Complete Package
Sale price $2,69900 $2,699.00
Holley HP EFI for TFI Ford (Bosch Wideband)
Sale price From $1,71795 From $1,717.95