$1,990.95 each

Holley Dominator EFI ECU

Holley Dominator EFI Vehicle Management Systems are intended for all engine applications. Part 554-114
$1,120.95 each

Holley HP EFI ECU

These Holley HP EFI ECU and Harness Kits control units allow you to control the fuel and ignition of your engine, along with additional controls for nitrous, boost, or water methanol.  554-113
$799.95 each

Holley EFI Digital Dash

Holley EFI Dash Fully Customizable with a Variety of Gauge and Indicator Screens, 7.5" wide, 4.625" tall, 1" deep 553-106

$699.95 each

Holley 5.7" LCD Touchscreen Display

If you are looking for the ultimate accessory for your new HP or Dominator EFI system, this is for you! 553-103

$1,766.95 each

Holley HP EFI ECU & Harness Kits GM LS2/3/7 (58x crank sensor)

Looking for a plug and play kit for your GM LS engine? 550-603

$1,766.95 each

Holley HP EFI ECU & Harness Kits GM LS1/LS6 (24x crank sensor)

Looking for a plug and play kit for your GM LS engine? 550-602

$1,917.95 each

Holley HP EFI ECU & Harness Kits GM LS1/LS6 (24x crank sensor)

Looking for a plug and play kit for your GM LS engine?  550-602N

$1,766.95 each

Holley HP EFI ECU & Harness Kits GM LS2/3/7 (58x crank sensor)

Looking for a plug and play kit for your GM LS engine? 550-607

$1,917.95 each

Holley HP EFI ECU & Harness Kits GM LS2/3/7 (58x crank sensor)

Looking for a plug and play kit for your GM LS engine? 550-603N

$1,844.95 each

Holley EFI Complete Plug and Play 4.6 / 5.4 4V Engine Management

For use on 1999-2004 4.6L and 5.4L 4-valve engines Jetronic Bosch style injectors - Bosch Style O2 550-617

$1,844.95 each

Holley EFI Complete Plug and Play 4.6 / 5.4 2V Engine Management

For use on 1999-2004 4.6L and 5.4L 2-valve engines Jetronic Bosch style injectors - Bosch Style O2 - 550-616

$382.95 each

Holley LS1 Main Harness for Holley HP EFI & Dominator EFI

Holley LS1 Main Harness for Holley HP EFI & Dominator EFI - 558-102

$382.95 each

Holley LS2 Main Harness for Holley HP EFI & Dominator EFI

Holley LS2 Main Harness for Holley HP EFI & Dominator EFI -558-103

$99.76 each

LSx Injector Harness for Holley HP EFI & Dominator EFI - EV6

LSX Injector Harness for Holley HP EFI & Dominator EFI- EV6 Style Injectors 558-201

$152.95 each

Holley Dominator EFI GM Drive By Wire Harness

Holley Dominator EFI GM Drive By Wire Harness 558-406

$117.95 each

Holley V8 over Manifold, Bosch Style Connector Harness

V8 over Manifold, Bosch Style Connector Harness part 558-200

$59.83 each

Holley EFI Main Power Harness for Avenger EFI, HP EFI & Dominator EFI

Main Power Ignition Harness for Avenger EFI, HP EFI & Dominator EFI 558-308

$140.95 each

Dominator EFI Connector J2A Auxiliary Harness

Dominator EFI Connector J2A Auxiliary Harness 558-401

$120.95 each

100 PSI STAINLESS PRESSURE SENSOR

100 PSI STAINLESS PRESSURE SENSOR 554-102

$120.95 each

200 PSI STAINLESS PRESSURE SENSOR

200 PSI STAINLESS PRESSURE SENSOR  554-103

$120.95 each

1600 PSI STAINLESS PRESSURE SENSOR

1600 PSI STAINLESS PRESSURE SENSOR  554-104

$91.35 each

3 Bar MAP

3 Bar Map.  554-107

$103.95 each

5 Bar MAP Sensor

5 Bar Map Sensor 554-108

$244.95 each

NTK Wideband

NTK Wideband 554-100

$146.95 each

LSU4 Bosch Wideband

LSU4 Bosch Wideband 554-101

$103.95 each

3 Port Solenoid Valve

3 Port Solenoid Valve 557-200

$90.30 each

Dominator EFI Multi Map Selector

Dominator EFI Multi Map Selector 558-407

$85.06 each

High Current Solenoid Nitrous Driver

High Current Solenoid Nitrous Driver 554-111

$117.95 each

Four Channel Coil Driver Module

Four Channel Coil Driver Module 554-112

$25.18 each

Holley EFI LS Main Harness to LS3-style MAP Sensor Adapter

Holley EFI LS main harnesses have a MAP sensor connecter designed for use with an LS1/2 style MAP sensor.558-416

Results 1 - 30 of 79

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