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Holley HP, Terminator X, or Terminator X-Max ECU Bracket 554-157

EFI Part


Designed to mount all other Holley EFI ECU's under the passenger seat of a 1979-2004 Mustang.

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(928) 706-6112


Introducing Holley EFI ECU mounting brackets, allowing you to safely mount your ECU under the seat of a Foxbody Mustang. Easy Installation of Holley HP, Terminator X, or Terminator X Max ECU in Your Mustang


  • 554-157
  • 554-157
  • 090127072219
  • Holley EFI
  • 4
  • New


Shipping Information

  • Item Requires Shipping
  • W10.0000” x H3.0000” x L12.0000”

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