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Holley

Holley brings proven engine management technology built for racers and tuners who want straightforward control and reliable power.

From advanced ECU systems to ignition components, sensors and connectors, Holley offers a complete ecosystem that simplifies wiring, tuning and data handling while supporting everything from street setups to high horsepower combinations.

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Hall Effect Driveshaft Sensor

Holley
Original price $210.95 - Original price $210.95
Original price
$210.95
$210.95 - $210.95
Current price $210.95

This aluminum 5/16" fine thread driveshaft sensor is triggered by magnets and features a 3-pin Molex connector and two plastic nuts to firmly faste...

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Original price $210.95 - Original price $210.95
Original price
$210.95
$210.95 - $210.95
Current price $210.95

V8 Over Manifold, Bosch Style Injector Harness

Holley
Original price $179.95 - Original price $179.95
Original price
$179.95
$179.95 - $179.95
Current price $179.95

V8 over Manifold, Bosch Style Connector Harness for Avenger EFI, HP EFI & Dominator EFI

Original price $179.95 - Original price $179.95
Original price
$179.95
$179.95 - $179.95
Current price $179.95

Dominator EFI ECU

Holley
Original price $2,643.95
Original price $2,643.95 - Original price $2,643.95
Original price $2,643.95
Current price $2,113.95
$2,113.95 - $2,113.95
Current price $2,113.95

Dominator® EFI Vehicle Management Systems are intended for all engine applications, from street to unlimited high-end racing applications. In addit...

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Original price $2,643.95
Original price $2,643.95 - Original price $2,643.95
Original price $2,643.95
Current price $2,113.95
$2,113.95 - $2,113.95
Current price $2,113.95
Save $530.00 Save $0.00

NTK Wideband Oxygen Sensor

Holley
Original price $299.95 - Original price $299.95
Original price
$299.95
$299.95 - $299.95
Current price $299.95

Replacement Holley EFI NTK Wide band Oxygen sensor. This sensor is a direct replacement for Holley HP, Dominator, Avenger and Terminator EFI system...

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Original price $299.95 - Original price $299.95
Original price
$299.95
$299.95 - $299.95
Current price $299.95

Unterminated Vehicle Harness For Digital Dash

Holley
Original price $139.95 - Original price $139.95
Original price
$139.95
$139.95 - $139.95
Current price $139.95

Unterminated Vehicle Harness For Digital Dash

Original price $139.95 - Original price $139.95
Original price
$139.95
$139.95 - $139.95
Current price $139.95

Terminated Vehicle Harness For Digital Dash

Holley
Original price $207.95 - Original price $207.95
Original price
$207.95
$207.95 - $207.95
Current price $207.95

Terminated Vehicle Harness For Digital Dash

Original price $207.95 - Original price $207.95
Original price
$207.95
$207.95 - $207.95
Current price $207.95

Digital Dash Service Harness

Holley
Original price $71.70 - Original price $71.70
Original price
$71.70
$71.70 - $71.70
Current price $71.70

Service replacement digital dash harness. Features: CANBus Connector Wiring USB Connector Wiring

Original price $71.70 - Original price $71.70
Original price
$71.70
$71.70 - $71.70
Current price $71.70

Can Adapter - Female 2 Pin To Male 4 Pin

Holley
Original price $40.95 - Original price $40.95
Original price
$40.95
$40.95 - $40.95
Current price $40.95

The Holley EFI Can Adapter/Power Harness adapts two pin Holley main harness CAN connectors to new style 4 pin CAN devices.

Original price $40.95 - Original price $40.95
Original price
$40.95
$40.95 - $40.95
Current price $40.95

Digital Dash I/O Adapter W/ Terminated Vehicle Harness

Holley
Original price $363.95 - Original price $363.95
Original price
$363.95
$363.95 - $363.95
Current price $363.95

I/O Adapter w/Terminated Vehicle Harness Features: Provides ten addiitonal inputs/outputs to the 7" digital dash Brings out connections to a wat...

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Original price $363.95 - Original price $363.95
Original price
$363.95
$363.95 - $363.95
Current price $363.95

Holley EFI 12.3" Standalone Pro Dash

Holley
Original price $2,499.95 - Original price $2,499.95
Original price
$2,499.95
$2,499.95 - $2,499.95
Current price $2,499.95

Holley has done it again, a pair of industry leading digital dashes for the masses!: Have you always wanted the look of a modern digital dash in y...

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Original price $2,499.95 - Original price $2,499.95
Original price
$2,499.95
$2,499.95 - $2,499.95
Current price $2,499.95

Holley EFI 6.86" Standalone Pro Dash

Holley
Original price $1,499.95 - Original price $1,499.95
Original price
$1,499.95
$1,499.95 - $1,499.95
Current price $1,499.95

Holley has done it again, a pair of industry leading digital dashes for the masses!: Have you always wanted the look of a modern digital dash in y...

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Original price $1,499.95 - Original price $1,499.95
Original price
$1,499.95
$1,499.95 - $1,499.95
Current price $1,499.95

Tach Input Conditioner

Holley
Original price $44.75 - Original price $44.75
Original price
$44.75
$44.75 - $44.75
Current price $44.75

Designed to eliminate jittery tach signals when using points/tach pin B5 to provide RPM to the 7" Standalone Digital Dash.

Original price $44.75 - Original price $44.75
Original price
$44.75
$44.75 - $44.75
Current price $44.75

Holley EFI Can Adapter/Power Harness

Holley
Original price $38.50 - Original price $38.50
Original price
$38.50
$38.50 - $38.50
Current price $38.50

The Holley EFI Can Adapter/Power Harness adapts two pin Holley main harness CAN connectors to new style 4 pin CAN devices.

Original price $38.50 - Original price $38.50
Original price
$38.50
$38.50 - $38.50
Current price $38.50

Digital Dash I/O Adapter W/ Unterminated Vehicle Harness

Holley
Original price $314.95 - Original price $314.95
Original price
$314.95
$314.95 - $314.95
Current price $314.95

I/O Adapter w/Unterminated Vehicle Harness Features: Provides ten addiitonal inputs/outputs to the 7" digital dash Brings out connections to a wa...

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Original price $314.95 - Original price $314.95
Original price
$314.95
$314.95 - $314.95
Current price $314.95

Holley Standalone Digital Dash Kit

Holley
Original price $1,446.95 - Original price $1,446.95
Original price
$1,446.95
$1,446.95 - $1,446.95
Current price $1,446.95

Have you been looking for a dash solution for your vehicle, but just cannot find anything you like or that is cost-effective? No need to look any f...

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Original price $1,446.95 - Original price $1,446.95
Original price
$1,446.95
$1,446.95 - $1,446.95
Current price $1,446.95

Holley LCD Touch Screen

Holley
Original price $369.95 - Original price $369.95
Original price
$369.95
$369.95 - $369.95
Current price $369.95

The touch screen LCD provides a dynamic range of tuning and data monitoring options in a compact 3.5" LCD display Features: Full Color, Backlit...

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Original price $369.95 - Original price $369.95
Original price
$369.95
$369.95 - $369.95
Current price $369.95

Holley EFI Ford Coyote TI-VCT Sub Harness (2013-2017)

Holley
Original price $363.95 - Original price $363.95
Original price
$363.95
$363.95 - $363.95
Current price $363.95

Introducing Coyote Twin Independent Variable Cam Timing Control from Holley EFI! Do you have a coyote crate engine going in your dream car? Is your...

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Original price $363.95 - Original price $363.95
Original price
$363.95
$363.95 - $363.95
Current price $363.95

Holley EFI Ford Coyote TI-VCT Control Module

Holley
Original price $1,246.95 - Original price $1,246.95
Original price
$1,246.95
$1,246.95 - $1,246.95
Current price $1,246.95

Introducing Coyote Twin Independent Variable Cam Timing Control from Holley EFI! Do you have a coyote crate engine going in your dream car? Is your...

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Original price $1,246.95 - Original price $1,246.95
Original price
$1,246.95
$1,246.95 - $1,246.95
Current price $1,246.95

Holley EFI Ford Coyote Engine Main Harness W/ TI-VCT And Stock Coils (2011-2017)

Holley
Original price $786.95 - Original price $786.95
Original price
$786.95
$786.95 - $786.95
Current price $786.95

Introducing Coyote Twin Independent Variable Cam Timing Control from Holley EFI! Do you have a coyote crate engine going in your dream car? Is your...

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Original price $786.95 - Original price $786.95
Original price
$786.95
$786.95 - $786.95
Current price $786.95

Ford Coyote Coil Harness

Holley
Original price $201.95 - Original price $201.95
Original price
$201.95
$201.95 - $201.95
Current price $201.95

Coil Harness for 2011 to 2015 Ford Coyote (5.0L) Engines

Original price $201.95 - Original price $201.95
Original price
$201.95
$201.95 - $201.95
Current price $201.95

Holley EFI Main Power Harness For Coyote TI-VCT Applications

Holley
Original price $60.35 - Original price $60.35
Original price
$60.35
$60.35 - $60.35
Current price $60.35

Introducing Coyote Twin Independent Variable Cam Timing Control from Holley EFI! Do you have a coyote crate engine going in your dream car? Is your...

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Original price $60.35 - Original price $60.35
Original price
$60.35
$60.35 - $60.35
Current price $60.35

Ford Coyote TI-VCT Coil Harness (2015.5-2017)

Holley
Original price $229.95 - Original price $229.95
Original price
$229.95
$229.95 - $229.95
Current price $229.95

Introducing Coyote Twin Independent Variable Cam Timing Control from Holley EFI! Do you have a coyote crate engine going in your dream car? Is your...

View full details
Original price $229.95 - Original price $229.95
Original price
$229.95
$229.95 - $229.95
Current price $229.95

Holley EFI Ford Coyote TI-VCT Main Harness For Holley EFI HP Smart Coils (2011-2017)

Holley
Original price $949.95 - Original price $949.95
Original price
$949.95
$949.95 - $949.95
Current price $949.95

Introducing Coyote Twin Independent Variable Cam Timing Control from Holley EFI! Do you have a coyote crate engine going in your dream car? Is your...

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Original price $949.95 - Original price $949.95
Original price
$949.95
$949.95 - $949.95
Current price $949.95

Ford Coyote TI-VCT Capable HP EFI ECU Kit, NTK O2

Holley
Original price $2,849.95 - Original price $2,849.95
Original price
$2,849.95
$2,849.95 - $2,849.95
Current price $2,849.95

Introducing Coyote Twin Independent Variable Cam Timing Control from Holley EFI! Do you have a coyote crate engine going in your dream car? Is your...

View full details
Original price $2,849.95 - Original price $2,849.95
Original price
$2,849.95
$2,849.95 - $2,849.95
Current price $2,849.95

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