Engine Wiring Harnesses
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A/C Wiring Harness - OEM Replacement - GM Truck 1973-87 - Kit
PAINLESS WIRING
$99.99A/C Wiring Harness - OEM Replacement - GM Truck 1973-87 - KitPWI30902$99.99 -
Alternator Harness Adapter - Powermaster CS130D to CS130 - Each
POWERMASTER
MSRP: $45.00$37.99Alternator Harness Adapter - Powermaster CS130D to CS130 - EachPWM160MSRP: $45.00$37.99 -
Alternator Wire Harness - 8 ft Wire - Fuse / Terminals - Ford 3G Alternator - Kit
PAINLESS WIRING
$78.99Alternator Wire Harness - 8 ft Wire - Fuse / Terminals - Ford 3G Alternator - KitPWI30831$78.99 -
Cam Sensor Harness - LS2 - GM LS-Series - Each
CHEVROLET PERFORMANCE
MSRP: $41.58$38.99Cam Sensor Harness - LS2 - GM LS-Series - EachGMP12627501MSRP: $41.58$38.99 -
CAN Wiring Harness - Extension Harness - 12 ft Long - Black Rubber Coated - Each
HOLLEY
MSRP: $80.57$65.26CAN Wiring Harness - Extension Harness - 12 ft Long - Black Rubber Coated - EachHLY558-426MSRP: $80.57$65.26 -
CAN Wiring Harness - Extension Harness - 8 ft Long - Black Rubber Coated - Each
HOLLEY
MSRP: $67.12$54.37CAN Wiring Harness - Extension Harness - 8 ft Long - Black Rubber Coated - EachHLY558-425MSRP: $67.12$54.37 -
CAN Wiring Harness - Extension Harness - 9 in Long - Black Rubber Coated - Each
HOLLEY
MSRP: $53.69$43.49CAN Wiring Harness - Extension Harness - 9 in Long - Black Rubber Coated - EachHLY558-428MSRP: $53.69$43.49 -
Charging System Harness - Fuse Block / Maxi Fuse / Wiring - Carbureted Engines - Kit
PAINLESS WIRING
$179.99Charging System Harness - Fuse Block / Maxi Fuse / Wiring - Carbureted Engines - KitPWI30830$179.99 -
Connector Kit - Early TPS Sensor - Connectors - Terminals - Each
FAST ELECTRONICS
$19.95Connector Kit - Early TPS Sensor - Connectors - Terminals - EachFST308030$19.95 -
Data Transfer Cable Adapter - 2 Pin Harness to CAN - Each
HOLLEY
MSRP: $42.78$34.65Data Transfer Cable Adapter - 2 Pin Harness to CAN - EachHLY558-430MSRP: $42.78$34.65 -
EFI Wiring Harness - Camshaft Ignition Harness - Holley HP / Dominator EFI - Universal - Kit
HOLLEY
MSRP: $102.00$82.61EFI Wiring Harness - Camshaft Ignition Harness - Holley HP / Dominator EFI - Universal - KitHLY558-431MSRP: $102.00$82.61 -
EFI Wiring Harness - Drive by Wire - Holley Dominator EFI - GM - Each
HOLLEY
MSRP: $276.00$222.95EFI Wiring Harness - Drive by Wire - Holley Dominator EFI - GM - EachHLY558-429MSRP: $276.00$222.95 -
EFI Wiring Harness - Drive by Wire - Holley EFI - Ford Coyote - Each
HOLLEY
MSRP: $252.00$225.95EFI Wiring Harness - Drive by Wire - Holley EFI - Ford Coyote - EachHLY558-422MSRP: $252.00$225.95 -
EFI Wiring Harness - EV6 / USCAR Style Injectors - Holley EFI - Small Block Ford - Each
HOLLEY
MSRP: $193.00$155.95EFI Wiring Harness - EV6 / USCAR Style Injectors - Holley EFI - Small Block Ford - EachHLY558-212MSRP: $193.00$155.95 -
EFI Wiring Harness - GM TBI Injection 1986-93 - GM V6 / V8 - Kit
PAINLESS WIRING
$414.99EFI Wiring Harness - GM TBI Injection 1986-93 - GM V6 / V8 - KitPWI60101$414.99 -
EFI Wiring Harness - Input / Output Harness - Holley Sniper EFI - Each
HOLLEY
MSRP: $65.72$53.24EFI Wiring Harness - Input / Output Harness - Holley Sniper EFI - EachHLY558-491MSRP: $65.72$53.24 -
EFI Wiring Harness - J1A/B - Holley Dominator EFI - Each
HOLLEY
MSRP: $124.00$99.86EFI Wiring Harness - J1A/B - Holley Dominator EFI - EachHLY558-400MSRP: $124.00$99.86 -
EFI Wiring Harness - J2A Auxiliary Connector Harness - Holley Dominator EFI - Universal - Kit
HOLLEY
MSRP: $235.00$189.95EFI Wiring Harness - J2A Auxiliary Connector Harness - Holley Dominator EFI - Universal - KitHLY558-401MSRP: $235.00$189.95 -
EFI Wiring Harness - J2B Auxiliary Connector Harness - Holley Dominator EFI - Universal - Kit
HOLLEY
MSRP: $180.00$145.95EFI Wiring Harness - J2B Auxiliary Connector Harness - Holley Dominator EFI - Universal - KitHLY558-402MSRP: $180.00$145.95 -
EFI Wiring Harness - Magnetic Pickup - Holley Dominator EFI - GM LS-Series - Each
HOLLEY
MSRP: $91.06$57.37EFI Wiring Harness - Magnetic Pickup - Holley Dominator EFI - GM LS-Series - EachHLY558-303MSRP: $91.06$57.37 -
EFI Wiring Harness - Main Battery Harness - Fuel Pump Relay - Sniper 2 EFI - Power Distribution Module - Each
HOLLEY
MSRP: $218.00$175.95EFI Wiring Harness - Main Battery Harness - Fuel Pump Relay - Sniper 2 EFI - Power Distribution Module - EachHLY558-191MSRP: $218.00$175.95 -
EFI Wiring Harness - Main Battery Harness - Fuse / Fuel Pump Relays - Kit
HOLLEY
MSRP: $169.00$136.95EFI Wiring Harness - Main Battery Harness - Fuse / Fuel Pump Relays - KitHLY558-490MSRP: $169.00$136.95 -
EFI Wiring Harness - Main Battery Harness - Sniper 2 EFI - Power Distribution Module - Each
HOLLEY
MSRP: $149.00$120.95EFI Wiring Harness - Main Battery Harness - Sniper 2 EFI - Power Distribution Module - EachHLY558-190MSRP: $149.00$120.95 -
EFI Wiring Harness - Main Power - Holley Dominator EFI - Each
HOLLEY
MSRP: $101.00$81.68EFI Wiring Harness - Main Power - Holley Dominator EFI - EachHLY558-308MSRP: $101.00$81.68 -
EFI Wiring Harness - Sniper 2 EFI - Input / Output Harness - Holley Sniper 2 EFI - Each
HOLLEY
MSRP: $45.72$37.04EFI Wiring Harness - Sniper 2 EFI - Input / Output Harness - Holley Sniper 2 EFI - EachHLY558-497MSRP: $45.72$37.04 -
EFI Wiring Harness - Terminator X - Variable Valve Timing - Mopar Gen III Hemi - Each
HOLLEY
MSRP: $168.00$135.95EFI Wiring Harness - Terminator X - Variable Valve Timing - Mopar Gen III Hemi - EachHLY558-132MSRP: $168.00$135.95 -
EFI Wiring Harness - Transmission - Holley Dominator EFI - GM 4L60E / 4L80E - Each
HOLLEY
MSRP: $310.00$250.95EFI Wiring Harness - Transmission - Holley Dominator EFI - GM 4L60E / 4L80E - EachHLY558-405MSRP: $310.00$250.95 -
Engine Control Harness - A-Harness - 10 ft - FT450 / FT550 ECU - Each
FUELTECH USA
$119.00Engine Control Harness - A-Harness - 10 ft - FT450 / FT550 ECU - EachFTH2001005569$119.00 -
Engine Control Harness - A-Harness - 20 ft - FT450 / FT550 ECU - Each
FUELTECH USA
$169.00Engine Control Harness - A-Harness - 20 ft - FT450 / FT550 ECU - EachFTH2001005570$169.00 -
Engine Control Harness - B-Harness - 10 ft - FT550 ECU - Each
FUELTECH USA
$119.00Engine Control Harness - B-Harness - 10 ft - FT550 ECU - EachFTH2001005571$119.00 -
Engine Control Harness - B-Harness - 20 ft - FT550 ECU - Each
FUELTECH USA
$149.00Engine Control Harness - B-Harness - 20 ft - FT550 ECU - EachFTH2001005572$149.00 -
Engine Control Harness - Blank Harness - 10 ft - FT600 ECU - Each
FUELTECH USA
$299.00Engine Control Harness - Blank Harness - 10 ft - FT600 ECU - EachFTH2001004001$299.00 -
Engine Control Harness - Blank Harness - 20 ft - FT600 ECU - Each
FUELTECH USA
$379.00Engine Control Harness - Blank Harness - 20 ft - FT600 ECU - EachFTH2001004003$379.00 -
Fuel Injector Harness - Unterminated - Bosch Terminal Ends Included - Holley HP / Dominator EFI - Kit
HOLLEY
MSRP: $232.00$186.95Fuel Injector Harness - Unterminated - Bosch Terminal Ends Included - Holley HP / Dominator EFI - KitHLY558-204MSRP: $232.00$186.95 -
Ignition Wiring Harness - SmartSpark - Remote Mount - Daytona Sensor SmartSpark Ignition System - LS1 / 6 - GM LS-Series - Each
DAYTONA SENSORS
$238.95Ignition Wiring Harness - SmartSpark - Remote Mount - Daytona Sensor SmartSpark Ignition System - LS1 / 6 - GM LS-Series - EachDAY119002$238.95 -
Ignition Wiring Harness - SmartSpark - Remote Mount - Daytona Sensor SmartSpark Ignition System - LS2 / 7 - GM LS-Series - Each
DAYTONA SENSORS
$248.95Ignition Wiring Harness - SmartSpark - Remote Mount - Daytona Sensor SmartSpark Ignition System - LS2 / 7 - GM LS-Series - EachDAY119005$248.95 -
Water Pump Wiring Harness - Allstar In-Line Electric Water Pumps - Each
ALLSTAR PERFORMANCE
$23.99Water Pump Wiring Harness - Allstar In-Line Electric Water Pumps - EachALL31131$23.99 -
Wire Extension - Camshaft Sensor - 48 in Long - OEM Tooling - GM LS-Series - Each
ICT BILLET
$36.99Wire Extension - Camshaft Sensor - 48 in Long - OEM Tooling - GM LS-Series - EachICTWECAM30-48$36.99 -
Wire Extension - Mass Air Meter - Ford Mustang 2005-16 - Each
JMS
MSRP: $53.95$48.75Wire Extension - Mass Air Meter - Ford Mustang 2005-16 - EachJMSJ0514EXTMSRP: $53.95$48.75 -
Wiring Harness - Bench Top Test - Holley EFI - Each
HOLLEY
MSRP: $237.00$191.95Wiring Harness - Bench Top Test - Holley EFI - EachHLY558-127MSRP: $237.00$191.95 -
Wiring Harness - Elite - ECU Basic Harness - 8 ft Long - Universal - Kit
HALTECH
$360.00Wiring Harness - Elite - ECU Basic Harness - 8 ft Long - Universal - KitHTHHT-141302$360.00 -
Wiring Harness Adapter - Delphi M/P 3 Pin to Delphi GT 3 Pin - GM LS-Series - Each
HOLLEY
MSRP: $40.00$32.40Wiring Harness Adapter - Delphi M/P 3 Pin to Delphi GT 3 Pin - GM LS-Series - EachHLY558-467MSRP: $40.00$32.40 -
Wiring Harness Adapter - Gen 3 to Gen 4 - GM LS-Series - Each
ICT BILLET
$36.99Wiring Harness Adapter - Gen 3 to Gen 4 - GM LS-Series - EachICTWAMAP31-6$36.99 -
Wiring Harness Adapter - LS Main Harness to LS3 Map Sensor - Each
HOLLEY
MSRP: $40.99$33.20Wiring Harness Adapter - LS Main Harness to LS3 Map Sensor - EachHLY558-416MSRP: $40.99$33.20 -
Wiring Harness Adapter - MPDI Map Sensor to Delphi GT Sensor - Each
HOLLEY
MSRP: $46.98$38.05Wiring Harness Adapter - MPDI Map Sensor to Delphi GT Sensor - EachHLY558-466MSRP: $46.98$38.05 -
Wiring Harness Adapter - Sniper EFI - Sniper EFI 1 to Sniper EFI 2 - Each
HOLLEY
MSRP: $57.17$46.31Wiring Harness Adapter - Sniper EFI - Sniper EFI 1 to Sniper EFI 2 - EachHLY558-489MSRP: $57.17$46.31 -
Wiring Harness Adapter - Terminator X - Wideband - Each
HOLLEY
MSRP: $63.72$51.62Wiring Harness Adapter - Terminator X - Wideband - EachHLY558-463MSRP: $63.72$51.62 -
Wiring Kit - Starter Solenoid - Terminals / Wire - Ford Style Solenoids - Kit
ALLSTAR PERFORMANCE
$24.99Wiring Kit - Starter Solenoid - Terminals / Wire - Ford Style Solenoids - KitALL76201$24.99