Holley EFI Systems & Harnesses

Desgined for use on 1996-2014 4.6L and 5.4L 4-valve engines   Plug and play with factory sensors: Crank, Cam, TPS, Coolant temp, etc Plug and play with factory actuators: Coils, injecotrs, IAC Connectors for Holley fuel pressure and oil pressure...

Desgined for use on 1999-2004 4.6L and 5.4L 2-valve engines   Plug and play with factory sensors: Crank, Cam, TPS, Coolant temp, etc Plug and play with factory actuators: Coils, injecotrs, IAC Connectors for Holley fuel pressure and oil pressure...