Designed to plug and play with MSD Pro-Billet distributors and Holley EFI main harnesses with an ignition connector, such as part number 558-104.

Features:
  • Allows for plug and play ignition timing control when utilizing an MSD Pro-Billet distributor.
  • More From This Category

    FAST XFI Main Harness For Chrysler 5.7, 6.1 and 6.4L HEMI

    FAST XFI Main Harness For Chrysler 5.7, 6.1 and 6.4L HEMI

    $1,018.52

    FAST XFI LT1 Ignition Adapter Harness

    FAST XFI LT1 Ignition Adapter Harness

    $176.38

    TCI 4L80E Internal Wiring Harness Assembly

    TCI 4L80E Internal Wiring Harness Assembly

    $386.59