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HOLLEY

Holley Hp Efi Ecu & Harness Kit - Ford V8 Multi Point Fuel Injection (Bosch Oxygen Sensor)

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Now: $2,602.84

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HOLLEY

Holley Hp Efi Ecu & Harness Kit - Universal V8 Multi Point Fuel Injection (Bosch Oxygen Sensor)

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Now: $2,549.95

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HOLLEY

Holley Hp Efi Ecu & Harness Kit - Gm Ls2/Ls3/Ls7 58X Crank Sensor (Bosch Oxygen Sensor)

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Now: $2,649.95

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HOLLEY

Holley Hp Efi Ecu & Harness Kit - Gm Ls1/Ls6 24X Crank Sensor (Bosch Oxygen Sensor)

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Now: $2,649.95

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HOLLEY

Holley Efi Terminator X Max Ford Modular 4V Kit - 4R70w Trans Controller

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Now: $2,377.69

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HOLLEY

Holley Sniper Efi 3.5" Handheld Controller

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Now: $390.95

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HOLLEY

Holley Terminator X Ecu Service Unit

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Now: $742.27

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HOLLEY

Holley Efi Terminator X Max 2013+ Gen 3 Hemi - Dbw Control

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Now: $2,131.19

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HOLLEY

Holley Module - Injecter Module W/Harness

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Now: $619.95

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HOLLEY

Holley Efi Terminator X Max With Touchscreen - Gen 4 Gm Truck Engines

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Now: $2,013.52

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HOLLEY

Holley Dominator Efi Kit - Ls2 Dbw Main Harness With Ev1 Injectors & Trans Controller

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Now: $3,822.58

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HOLLEY

Holley Dominator Efi Kit - Ls2 Dbw Main Harness With Ev1 Injectors - Gm Ls 58X Crank

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Now: $3,764.41

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HOLLEY

Holley Dominator Efi Kit - Ls2 Main Harness With Ev1 Injectors & Trans Controller

MSRP:

Was:

Now: $3,764.41

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HOLLEY

Holley Dominator Efi Kit - Ls1 Main Harness With Ev1 Injectors & Trans Controller

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Now: $3,764.41

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HOLLEY

Holley Dominator Efi Kit - Ford Cop Main Harness - Ev1 Injector Sub Harness

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Now: $3,651.20

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HOLLEY

Holley Dominator Efi Kit - Ford Main Harness With Ev1 Injectors

MSRP:

Was:

Now: $3,423.74

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HOLLEY

Holley Dominator Efi Kit - Universal Main Harness With Ev1 Injectors

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Was:

Now: $3,423.74

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HOLLEY

Holley Dominator Efi Kit - Ls2 Main Harness With Ev1 Injectors - Gm Ls 58X Crank

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Was:

Now: $3,181.95

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HOLLEY

Holley Dominator Efi Kit - Ls1 Main Harness With Ev1 Injectors - Gm Ls 24X Crank

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Was:

Now: $3,423.74

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HOLLEY

Holley Efi Terminator X Without Touchscreen & Trans Controller - Gm Ls1/Ls6

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Now: $1,787.24

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HOLLEY

Holley Hp Efi Ecu & Harness Kit - Ford V8 Multi Point Fuel Injection (Bosch Oxygen Sensor)

Looking for an alternative for your stock or custom-built late model factory FORD EFI engine? Holley has the solution. The HP EFI ECU and harness kits are meticulously designed to seamlessly integrate with popular factory EFI engines, providing a...

MSRP:

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Now: $2,602.84

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HOLLEY

Holley Hp Efi Ecu & Harness Kit - Universal V8 Multi Point Fuel Injection (Bosch Oxygen Sensor)

On the lookout for a plug-and-play alternative for your stock or custom-built late-model factory EFI engine? Enter Holley, your solution provider. The HP EFI ECU and harness kits are meticulously designed to seamlessly integrate with popular factory EFI...

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Now: $2,549.95

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HOLLEY

Holley Hp Efi Ecu & Harness Kit - Gm Ls2/Ls3/Ls7 58X Crank Sensor (Bosch Oxygen Sensor)

On the hunt for a hassle-free solution for your GM LS engine? Look no further than the Holley HP ECU—a powerhouse that not only enables precise control over your engine's fuel and ignition but also offers an array of additional features...

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Now: $2,649.95

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HOLLEY

Holley Hp Efi Ecu & Harness Kit - Gm Ls1/Ls6 24X Crank Sensor (Bosch Oxygen Sensor)

Searching for a hassle-free solution for your GM LS engine? Look no further than the Holley HP ECU—a game-changer in fuel and ignition control, offering more than just the basics! Whether your LS engine is stock or turbocharged with nitrous and...

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Now: $2,649.95

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HOLLEY

Holley Efi Terminator X Max Ford Modular 4V Kit - 4R70w Trans Controller

Introducing Terminator X Max Kits engineered for the Modular Ford engine and designed for seamless integration with the 1998 and newer Ford 4R70W or 4R75W Transmission. These advanced kits offer plug-and-play compatibility with both 2V or 4V Mod Motors...

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Now: $2,377.69

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HOLLEY

Holley Sniper Efi 3.5" Handheld Controller

This 3.5" Touch Screen LCD Handheld Controller provides access to a comprehensive array of tuning options, doubling as a fully customizable data monitor for your convenience. With a quick glance at this 3.5" display, you can effortlessly view...

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Now: $390.95

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HOLLEY

Holley Terminator X Ecu Service Unit

Terminator X ECU Service Unit

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Now: $742.27

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HOLLEY

Holley Efi Terminator X Max 2013+ Gen 3 Hemi - Dbw Control

Introducing Terminator X and X Max Kits tailored for Chrysler GEN III HEMI engines spanning from 2003-2013+, encompassing models like the 5.7L and 6.4L with the factory Drive-by-Wire throttle body (Non-VVT only). Terminator X boasts real-time fuel...

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Now: $2,131.19

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HOLLEY

Holley Module - Injecter Module W/Harness

Computer ModuleInjector Driver8 ChannelWiring HarnessHolley EFIEach

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Now: $619.95

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HOLLEY

Holley Efi Terminator X Max With Touchscreen - Gen 4 Gm Truck Engines

Seize command of your LS engine with Terminator X Max! Don't settle for a salvage yard ECU burdened with a clunky tuning interface. Elevate your control game with complete engine mastery, self-learning fuel strategies, and the race-proven technology...

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Now: $2,013.52

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HOLLEY

Holley Dominator Efi Kit - Ls2 Dbw Main Harness With Ev1 Injectors & Trans Controller

Dominator® EFI Vehicle Management Systems cater to non-emissions street and racing engine applications, providing extensive control over power adders, inputs, and outputs. The systems offer unparalleled versatility, enabling seamless management of a...

MSRP:

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Now: $3,822.58

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HOLLEY

Holley Dominator Efi Kit - Ls2 Dbw Main Harness With Ev1 Injectors - Gm Ls 58X Crank

Dominator® EFI Vehicle Management Systems cater to non-emissions street and racing engine applications, providing extensive control over power adders, inputs, and outputs. The systems offer unparalleled versatility, enabling seamless management of a...

MSRP:

Was:

Now: $3,764.41

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HOLLEY

Holley Dominator Efi Kit - Ls2 Main Harness With Ev1 Injectors & Trans Controller

Dominator® EFI Vehicle Management Systems cater to non-emissions street and racing engine applications, providing extensive control over power adders, inputs, and outputs. The systems offer unparalleled versatility, enabling seamless management of a...

MSRP:

Was:

Now: $3,764.41

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HOLLEY

Holley Dominator Efi Kit - Ls1 Main Harness With Ev1 Injectors & Trans Controller

Dominator® EFI Vehicle Management Systems cater to non-emissions street and racing engine applications, providing extensive control over power adders, inputs, and outputs. The systems offer unparalleled versatility, enabling seamless management of a...

MSRP:

Was:

Now: $3,764.41

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HOLLEY

Holley Dominator Efi Kit - Ford Cop Main Harness - Ev1 Injector Sub Harness

Dominator® EFI Vehicle Management Systems cater to non-emissions street and racing engine applications, providing extensive control over power adders, inputs, and outputs. The systems offer unparalleled versatility, enabling seamless management of a...

MSRP:

Was:

Now: $3,651.20

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HOLLEY

Holley Dominator Efi Kit - Ford Main Harness With Ev1 Injectors

Dominator® EFI Vehicle Management Systems cater to non-emissions street and racing engine applications, providing extensive control over power adders, inputs, and outputs. The systems offer unparalleled versatility, enabling seamless management of a...

MSRP:

Was:

Now: $3,423.74

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HOLLEY

Holley Dominator Efi Kit - Universal Main Harness With Ev1 Injectors

Dominator® EFI Vehicle Management Systems cater to non-emissions street and racing engine applications, providing extensive control over power adders, inputs, and outputs. The systems offer unparalleled versatility, enabling seamless management of a...

MSRP:

Was:

Now: $3,423.74

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HOLLEY

Holley Dominator Efi Kit - Ls2 Main Harness With Ev1 Injectors - Gm Ls 58X Crank

Dominator® EFI Vehicle Management Systems are tailored for non-emission street and racing engine applications, featuring comprehensive capabilities beyond standard options. With transmission control, drive-by-wire, and dual wideband oxygen sensor...

MSRP:

Was:

Now: $3,181.95

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HOLLEY

Holley Dominator Efi Kit - Ls1 Main Harness With Ev1 Injectors - Gm Ls 24X Crank

Dominator® EFI Vehicle Management Systems are crafted for non-emissions street and racing engine applications, offering unparalleled control over a spectrum of features. Beyond transmission control, drive-by-wire, and dual wideband oxygen sensor...

MSRP:

Was:

Now: $3,423.74

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HOLLEY

Holley Efi Terminator X Without Touchscreen & Trans Controller - Gm Ls1/Ls6

Take command of your LS engine with Terminator X Max! Reject the notion of settling for a salvage yard ECU burdened with a cumbersome tuning interface when you can attain absolute control over your engine. Enjoy self-learning fuel strategies and the...

MSRP:

Was:

Now: $1,787.24

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