Wiring Harnesses
- Air Conditioning WIring Harness
- Blower Motor Harness
- Brake
- Dash Wiring Harnesses
- Engine Wiring Harnesses
- Fuel Injector Harnesses
- Fuel Pump Harness
- Full Wiring Harness
- Full Wiring Harness - Application Specific
- Full Wiring Harness - Universal
- Gauge Wiring Harnesses
- Headlight
- Ignition Wiring Harnesses
- Power Top Harness
- Steering Column Wiring Harnesses
- Transmission Wiring Harnesses
- Winch Wiring Harness
-
Can Extension Harness 12ft (HLY558-426)
HOLLEY
$84.29CAN Wiring Harness - Extension Harness - 12 ft Long - Black Rubber Coated - Each$84.29 -
CAN Extension Harness 8ft Length (HLY558-425)
HOLLEY
$70.19CAN Wiring Harness - Extension Harness - 8 ft Long - Black Rubber Coated - Each$70.19 -
Wire Harness Kit - EFI Terminator I/O (HLY558-420)
HOLLEY
$56.25EFI Wiring Harness - Input / Output - Holley Terminator EFI - Each$56.25 -
Map Sensor Adapter LS1 & LS2 to LS3 (HLY558-416)
HOLLEY
$42.87Wiring Harness Adapter - LS Main Harness to LS3 Map Sensor - Each$42.87 -
Drive By Wire Harness GM (HLY558-406)
HOLLEY
$259.95EFI Wiring Harness - Drive by Wire - Holley Dominator EFI - GM - Each$259.95 -
Trans Wiring Harness GM 4L60/80E (HLY558-405)
HOLLEY
$318.95EFI Wiring Harness - Transmission - Holley Dominator EFI - GM 4L60E / 4L80E - Each$318.95 -
J4 Connector & Harness (HLY558-404)
HOLLEY
$238.95EFI Wiring Harness - J4 Auxiliary Harness - Holley Dominator EFI - Each$238.95 -
J3 Connector & Harness (HLY558-403)
HOLLEY
$186.95Wiring Harness - J3 Auxiliary Input / Output Connector - Dominator EFI - Each$186.95 -
J2B Auxiliary Harness Kit (HLY558-402)
HOLLEY
$186.95EFI Wiring Harness - J2B Auxiliary Connector Harness - Holley Dominator EFI - Universal - Kit$186.95 -
Auxiliary Harness J2A Connector (HLY558-401)
HOLLEY
$242.95EFI Wiring Harness - J2A Auxiliary Connector Harness - Holley Dominator EFI - Universal - Kit$242.95 -
J1A/B Input/Output Connector (HLY558-400)
HOLLEY
$135.95EFI Wiring Harness - J1A/B - Holley Dominator EFI - Each$135.95 -
Wiring Harness Adapter Hyperspark Ignition (HLY558-323)
HOLLEY
$49.95EFI Wiring Harness - Ignition Adapter Harness - HyperSpark Distributors to Holley EFI - Each$49.95 -
GM LS Coil Sub Harnesses (HLY558-321)
HOLLEY
$207.95Ignition Wiring Harness - Factory Replacement - Injector Sub Harness - GM LS-Series - Kit$207.95 -
Coil-Near-Plug Sub Harness - Big Wire (HLY558-318)
HOLLEY
$304.95Ignition Wiring Harness - Big Wire C-N-P Sub Harness - V8 - Each$304.95 -
HP EFI Sub-Harnesses - Smart Coil (HLY558-312)
HOLLEY
$299.95EFI Wiring Harness - Smart Coil - Ignition Coil Wiring - Holley HP / Dominator EFI - Universal - Each$299.95 -
EFI Main Power Harness (HLY558-308)
HOLLEY
$110.95EFI Wiring Harness - Main Power - Holley Dominator EFI - Each$110.95 -
LS Coil On Plug Harness Universal (HLY558-307)
HOLLEY
$199.95Ignition Wiring Harness - Coil-On-Plug to Sub Harness - Holley HP / Dominator EFI - Each$199.95 -
Ford TFI Ignition Harness (HLY558-305)
HOLLEY
$133.95EFI Wiring Harness - Ignition Adapter Harness - Ford TFI Distributor to Holley Avenger / HP / Dominator EFI - Each$133.95 -
HEI Ignition Harness (HLY558-304)
HOLLEY
$63.19EFI Wiring Harness - Ignition Adapter Harness - GM Small Cap HEI Distributor to Holley Avenger / HP / Dominator EFI - Each$63.19 -
Injector Harness Ford w/ Jetronic Injectors (HLY558-213)
HOLLEY
$212.95EFI Wiring Harness - EV1 Style Injectors - Ford V8 - Each$212.95 -
Injector Harness - Ford USCAR/EV6 Style Injector (HLY558-212)
HOLLEY
$207.95EFI Wiring Harness - EV6 / USCAR Style Injectors - Holley EFI - Small Block Ford - Each$207.95 -
Injector Harness - 16 Injectors - Unterminated (HLY558-207)
HOLLEY
$213.36EFI Wiring Harness - EV6 Style Injectors - Holley HP / Dominator EFI - Each$213.36 -
EFI Injector Harness - Universal Unterminated (HLY558-204)
HOLLEY
$239.95Fuel Injector Harness - Unterminated - Bosch Terminal Ends Included - Holley HP / Dominator EFI - Kit$239.95 -
Injector Wiring Harness V8 EV6 Style Injectors (HLY558-201)
HOLLEY
$189.95EFI Wiring Harness - EV6 Style Injectors - Holley Dominator EFI - Each$189.95 -
Injector Wiring Harness V8 Bosch Style Injectors (HLY558-200)
HOLLEY
$212.95EFI Wiring Harness - Bosch Style Injectors - Holley Dominator EFI - Each$212.95 -
Sub-Harness Mopar Gen-3 Hemi VVT & SRV (HLY558-132)
HOLLEY
$173.95EFI Wiring Harness - Terminator X - Variable Valve Timing - Mopar Gen III Hemi - Each$173.95 -
Out of stock
Bench-Top EFI Test Harness (HLY558-127)
HOLLEY
$249.95Wiring Harness - Bench Top Test - Holley EFI - Each$249.95 -
Flying Lead Main Harness (HLY558-126)
HOLLEY
$449.95Ignition Wiring Harness - Flying Lead - 15 ft Long - Crimped - Universal - Kit$449.95 -
Ford MPFI Coil On Plug Main Harness (HLY558-118)
HOLLEY
$675.95Ignition Wiring Harness - Coil-On-Plug Main Harness - Ford MPFI - Each$675.95 -
Universal MPFI Coil On Plug Main Harness (HLY558-117)
HOLLEY
$623.95Ignition Wiring Harness - Coil-On-Plug Main Harness - Universal - Each$623.95 -
Main Harness - Univesal Un-Terminated (HLY558-105)
HOLLEY
$571.95EFI Wiring Harness - Unterminated Main Harness - Holley HP / Dominator EFI - Kit$571.95 -
Main Harness - Universal MPFI (HLY558-104)
HOLLEY
$571.95EFI Wiring Harness - MPFI Main Harness - Holley HP / Dominator EFI - Universal - Each$571.95 -
Main Wiring Harness LS2 & LS3 (HLY558-103)
HOLLEY
$675.95EFI Wiring Harness - Main Harness - Holley HP / Dominator EFI - 58x Reluctor Wheel - LS2 / LS3 / LS7 - GM LS-Series - Each$675.95 -
Main Wiring Harness LS1 & LS6 (HLY558-102)
HOLLEY
$675.95EFI Wiring Harness - Main Harness - Holley HP / Dominator EFI - 24x Reluctor Wheel - LS1 / LS6 - GM LS-Series - Each$675.95 -
EFI Gauge Module Anolog Style Can Gauges (HLY554-130)
HOLLEY
$155.95Gauge Wiring Harness - Analog Gauges - Holley EFI CAN Gauges - Universal - Kit$155.95 -
Wire Harness for Cam Position Sensor (GMP12627501)
CHEVROLET PERFORMANCE
$49.99Cam Sensor Harness - LS2 - GM LS-Series - Each$49.99 -
LS Ignition Coil Harness (GMP12579355)
CHEVROLET PERFORMANCE
$169.99Ignition Wiring Harness - Ignition to Coil Pack - GM LS-Series - Each$169.99 -
4-Pin Wire Harness - Distributor to MSD Box (FST6000-6719)
FAST ELECTRONICS
$30.95Ignition Wiring Harness - 48 in Long - Crane 4 Pin Ignition - MSD Car Side Harness - Each$30.95 -
4-Pin Wire Harness - Distributor to Crane Box (FST6000-6717)
FAST ELECTRONICS
$34.95Ignition Wiring Harness - 48 in Long - Crane 4 Pin Ignition - CSR Side Harness - Each$34.95 -
Out of stock
Wire Harness - Two Pin Battery (FST6000-6716)
FAST ELECTRONICS
$25.95Ignition Wiring Harness - 36 in Long - Crane 2 Pin Ignition - Each$25.95