All Efi Systems

Holley EFI Terminator X Service ECU
Holley EFI Terminator X Service ECU
$870.95
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ECU Connector Kit - SuperSeal 1.0 26pos Key C, Holley J3 & More
ECU Connector Kit - SuperSeal 1.0 26pos Key C, Holley J3 & More
$34.95
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ECU Connector Kit - SuperSeal 1.0 34pos Key B, Holley J2A & More
ECU Connector Kit - SuperSeal 1.0 34pos Key B, Holley J2A & More
$32.95
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IGN-1A High Power Inductive Smart Coil
IGN-1A High Power Inductive Smart Coil
$88
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Extended Coil Harness for Gen III HEMI HellCat Holley EFI
Extended Coil Harness for Gen III HEMI HellCat - Holley EFI
$189.95
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Jolt Systems 4th Gen F-Body plug-and-play LSX engine harness for Holley EFI systems with factory gauge cluster integration
4th Gen F Body Plug-and-Play LSX Harness for Haltech Rebel / NEXUS ecu
$1,169.95
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Jolt Systems SuperSeal 1.0 26-position Key D ECU connector kit with terminals and cavity plugs for Holley EFI J4.
ECU Connector Kit - SuperSeal 1.0 26pos Key D, Holley J4 & More
$36.95
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FIC 3000cc Injector Harness for Holley EFI
FIC 3000cc Injector Harness for Holley EFI
$138.95 $125.06
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Throttle Adapter - Accufab Style Cable Drive for Jolt Systems Engine Harness System, Remote Mount IAC
Throttle Adapter - Accufab Style Cable Drive for Jolt Systems Engine Harness System, Remote Mount IAC
$49.95
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Throttle Adapter - 4bbl Cable Drive for Jolt Systems Engine Harness System
Throttle Adapter - 4bbl Cable Drive for Jolt Systems Engine Harness System
$49.95
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NEXUS Rebel LS for Gen III 24x
NEXUS Rebel LS for Gen III 24x
$1,495
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Multec Injector Harness for Holley EFI Early GM Truck
Multec Injector Harness for Holley EFI (Early GM Truck)
$138.95
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TCA-8 Eight Channel Thermocouple Amplifier EGT
TCA-8 Eight Channel Thermocouple Amplifier EGT
$549.95
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Ford SOHC Boss Coil Harness Set
Ford SOHC Boss Coil Harness Set
$218.95
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Connector Kit Mate for Holley ECU Driver Module Main Power
Connector Kit - Mate for Holley ECU Driver Module Main Power
$9.95
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ECU Connector Kit - SuperSeal 1.0 34pos Key A, Holley J1A & More
ECU Connector Kit - SuperSeal 1.0 34pos Key A, Holley J1A & More
$30.95
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Jolt Systems plug-and-play Ford 7.3L Godzilla short coil harness set with 7-pin Metripack connectors for Holley EFI systems.
Ford Godzilla 2023+ Coil Harness Set - Short
$199.95
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USB Cable for Holley EFI & Emtron Shadow 8
USB Cable for Holley EFI & Emtron Shadow 8
Sold Out
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Throttle Adapter Accufab Style Cable Drive for Jolt Systems Engine Harness System, No IAC
Throttle Adapter - Accufab Style Cable Drive for Jolt Systems Engine Harness System, No IAC
$44.95
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WB2 NTK - Dual Channel CAN O2 Wideband Controller Kit
WB2 NTK - Dual Channel CAN O2 Wideband Controller Kit
$750
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