EFI Engine Management
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550-1071 Holley EFI Terminator X Stealth 4500 - Black
Holley EFI
$2,578.95The Terminator X Stealth 4500 EFI system from Holley features 8, 100LB/HR Fuel Injectors capable of supporting up to 1500 HP naturally aspirated or 1250 HP on forced induction applications. The Terminator X ECU is capable of fuel map self-learning and...HLY-550-1071$2,578.95 -
Holley EFI 550-617 Complete Plug and Play 1999 - 2004 4.6 / 5.4 4V Engine Management
Holley EFI
$2,657.95For use on 1999-2004 4.6L and 5.4L 4-valve engines Tired of jumping through hoops and having to play tricks with the factory ECU? Welcome to a better way. Is you cam too wild? Power Adders? Bring'em on. Holley EFI has got...HLY-550-617$2,657.95 -
Holley HP EFI 550-616 4.6 / 5.4 2V Engine Management
Holley EFI
$2,657.95For use on 1999-2004 4.6L and 5.4L 2-valve engines Tired of jumping through hoops and having to play tricks with the factory ECU? Welcome to a better way. Is you cam too wild? Power Adders? Bring'em on. Holley EFI has got...HLY-550-616$2,657.95 -
Pro-M EFI Engine Management System for 86-93 Mustang w/ calibration
Pro-M
$2,349.95Complete Pro-M EFI system with choice of wideband and calibration from Pro-M. Please enter model year and engine specs above. Wideband options above: Innovate MTX-L singe wideband (best for turbo applications with single downpipe) or Innovate...PM-EFI8693$2,349.95 -
Pro-M EFI Engine Management System for 94-95 Mustang w/ calibration
Pro-M
$2,349.95Complete Pro-M EFI system with choice of wideband and calibration from Pro-M. Please enter model year and engine specs above. Wideband options above: Innovate MTX-L singe wideband (best for turbo applications with single downpipe) or Innovate DLG-1...PM-EFI9495$2,349.95