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558-425 | CAN EXTENSION HARNESS, 8FTclose
Can Extension Harness (for Racepak and other external CAN drives)BrandHolley EFIEmission Code5Product TypeCAN Extension HarnessPart Number558-425..
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558-426 | CAN EXTENSION HARNESS, 12FTclose
CAN Extension Harness (for Racepak and other external CAN drives)BrandHolley EFIEmission Code5Product TypeCAN Extension HarnessPart Number558-426..
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558-428 | CAN EXTENSION HARNESS, 9INclose
Can Extension Harness (for Racepak and other external CAN drives)BrandHolley EFIEmission Code5Product TypeCAN Extension HarnessPart Number558-428..
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558-430 | CAN ADAPTER - NEW DEVICE TO TWO PIN MALEclose
The Holley EFI Can Adapter/Power Harness adapts two pin Holley main harness CAN connectors to new style 4 pin CAN devices.BrandHolley EFIEmission Code5Product TypeCAN Extension HarnessPart Number558-430..
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558-432 | I/O ADAPTER, DIGITAL DASHclose
Replacement I/O Adapter for Digital Dash BrandHolley EFIEmission Code5Product TypeDigital Dash Harness / Adapter / ModulePart Number558-432..
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558-433 | KIT, I/O ADAPTER WITH UNTERMINATED VEHICclose
I/O Adapter w/Unterminated Vehicle HarnessFeatures:Provides ten addiitonal inputs/outputs to the 7" digital dashBrings out connections to a waterproof 26 pin connector similiar to ones used on EFI unitsItem includes USB memory stick to update digital dash firmware that supports adapterBrandHolley EFIEmission Code5Product TypeDigital Dash Harness / Adapter / ModulePart Number558-433..
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558-434 | KIT, I/O ADAPTER WITH TERMINATED VEHICLEclose
I/O Adapter w/Terminated Vehicle HarnessFeatures:Provides ten addiitonal inputs/outputs to the 7" digital dashBrings out connections to a waterproof 26 pin connector similiar to ones used on EFI unitsHarness includes USB memory stick to update digital dash firmware that supports adapterBrandHolley EFIEmission Code5Product TypeDigital Dash Harness / Adapter / ModulePart Number558-434..
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558-435 | UNTERMINATED VEHICLE HARNESS, DIGITAL DAclose
Unterminated Vehicle Harness For Digital DashBrandHolley EFIEmission Code5Product TypeDigital Dash Harness / Adapter / ModulePart Number558-435..
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558-436 | TERMINATED VEHICLE HARNESS, DIGITAL DASHclose
Terminated Vehicle Harness For Digital DashBrandHolley EFIEmission Code5Product TypeDigital Dash Harness / Adapter / ModulePart Number558-436..
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558-438 | SEALED USB CABLE, 15 FTclose
15' long sealed USB data cable BrandHolley EFIEmission Code5Harness TypeAuxiliaryLength15ftProduct TypeUSB Data - Communication CablePart Number558-438..
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558-439 | TERMINATOR 205 LB/HR INJECTOR HARNESSclose
Injector upgrade harness for Terminator Throttle Body Systems. This harness is designed to be plug and play with our 205 lb/hr injector upgrade kit, Part Number 522-205. BrandHolley EFIEmission Code4Product TypeTerminator Throttle Body HarnessPart Number558-439..
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558-440 | UNIVERSAL 4CYL MPFI W/205LB CONNECTORSclose
This Universal 4 Cylinder EV14 Injector Harness is designed to be plug and play with HP EFI & Dominator EFI Systems, utilizing our 205 LB/HR Injector Set - Part Number 522-205.BrandHolley EFIEmission Code4Harness ApplicationUniversalHarness TypeInjectorInjector ConnectorBosch/EV14Product TypeInjector Harness - ConnectorPart Number558-440..
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558-503 | HARNESS KIT, TPI/STEALTHRAMclose
An EFI system depends heavily on being supplied a clean and constant voltage source. The grounds of an electrical system are just as important as the power side. Our Holley EFI Harness Kit comes complete with the main harness, power harness and injector harness to support your primary system! Features:Harness Kit Includes: Stealthram/TPI Main Harness, Main Power Harness, V-8 Injector Harness, HEI ..
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558-504 | HARNESS KIT, UNIVERSAL V8 MPFIclose
An EFI system depends heavily on being supplied a clean and constant voltage source. The grounds of an electrical system are just as important as the power side. Our Holley EFI Harness Kit comes complete with the main harness, power harness and injector harness to support your primary system! Features:Harness Kit Includes; Main Power Harness, Universal MPFI Main Harness, v-8 Injector HarnessSimple..
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558-505 | HARNESS KIT, FORD MODULAR 2Vclose
This wiring harness interfaces a Holley EFI ECU to a 2V Modular Ford engine. It is meant to be used in conjunction with an injector harness, a coil harness, and ignition modules. Most stock sensors are used with this harness. Features:Harness Kit Includes: Main Power Harness, Ford Modular Main Harness, Ford V-8 Injector Harness, Ford Modular 2V Coil Harness, Coil DriversSimple InstallationCan be u..
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558-506 | HARNESS KIT, FORD MODULAR 4Vclose
This wiring harness interfaces a Holley EFI ECU to a 4V Ford Modular engine. It is meant to be used in conjunction with an injector harness, a coil harness, and ignition modules. Most stock sensors are used with this harness.Features:Harness Kit Includes: Main Power Harness, Ford Modular Main Harness, Ford V8 Injector Harness, Ford Modular 4V Coil Harness, Coil DriversSimple InstallationCan be use..
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558-508 | HARNESS KIT, UNIVERSAL FORD V8close
Universal Ford V8 Harness Kit for Holley HP and Dominator ECU'sFeatures:Harness Kit Includes: Main Power Harness, Universal MPFI Main Harness, Ford V-8 Injector Harness, Ignition Adapter & Tach InputSimple InstallationCan be used with HP or Dominator ECU'sBrandHolley EFIEmission Code4Harness ApplicationFordInjector ConnectorJetronic / Minitimer (Bosch)Product TypeHarness KitPart Number558-508..
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561-131 | HOLLEY SMARTCOIL REMOTE RELOCATION BRACKclose
Holley is pleased to announce the arrival of our remote coil relocation brackets for all existing LS coil models, as well as for Holley EFI SmartCoils. These brackets are fabricated from lightweight aluminum and allow users to discreetly remote mount their LS engine coils at a location of their choice. Each kit was custom designed based on the specific coil model to ensure that the coils will mo..
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566-100 | DISTRIBUTOR CAP, DUAL SYNCclose
Dual Sync Distributor Service Cap and Rotor, These components work with the 565-100 series Dual Sync Distributors. Features:Service Distributor Cap and Rotor for 565-100 through 110 Dual Sync DistributorsBrandHolley EFIEmission Code3Product TypeDistributor Caps and RotorsPart Number566-100..
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566-101 | COP CAP, HOLLEY EFI DISTRIBUTORclose
Works with Holley EFI Dual Sync DistributorsFeatures:Blank cap available for Coil-On-Plug applicationsBrandHolley EFIEmission Code3Product TypeDual Sync DistributorPart Number566-101..
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