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$72.51CAN Wiring Harness - Extension Harness - 12 ft Long - Black Rubber Coated - EachHLY558-426MSRP: $80.57$72.51 -
CAN Wiring Harness - Extension Harness - 8 ft Long - Black Rubber Coated - Each
HOLLEY
MSRP: $67.12$60.41CAN Wiring Harness - Extension Harness - 8 ft Long - Black Rubber Coated - EachHLY558-425MSRP: $67.12$60.41 -
CAN Wiring Harness - Extension Harness - 9 in Long - Black Rubber Coated - Each
HOLLEY
MSRP: $53.69$48.32CAN Wiring Harness - Extension Harness - 9 in Long - Black Rubber Coated - EachHLY558-428MSRP: $53.69$48.32 -
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$38.50Data Transfer Cable Adapter - 2 Pin Harness to CAN - EachHLY558-430MSRP: $42.78$38.50 -
EFI Wiring Harness - 5.0 L - Small Block Ford 1986-95 - Kit
PAINLESS WIRING
$514.99EFI Wiring Harness - 5.0 L - Small Block Ford 1986-95 - KitPWI60510$514.99 -
EFI Wiring Harness - Camshaft Ignition Harness - Holley HP / Dominator EFI - Universal - Kit
HOLLEY
MSRP: $102.00$91.78EFI Wiring Harness - Camshaft Ignition Harness - Holley HP / Dominator EFI - Universal - KitHLY558-431MSRP: $102.00$91.78 -
EFI Wiring Harness - Drive by Wire - Holley Dominator EFI - GM - Each
HOLLEY
MSRP: $276.00$247.95EFI Wiring Harness - Drive by Wire - Holley Dominator EFI - GM - EachHLY558-429MSRP: $276.00$247.95 -
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$155.66EFI Wiring Harness - EV6 / USCAR Style Injectors - Holley EFI - Small Block Ford - EachHLY558-212MSRP: $193.00$155.66 -
EFI Wiring Harness - Extra Length - GM LS-Series 2003-06 - Kit
PAINLESS WIRING
$715.99EFI Wiring Harness - Extra Length - GM LS-Series 2003-06 - KitPWI60221$715.99 -
EFI Wiring Harness - Extra Length - GM LT-Series 1992-97 - Kit
PAINLESS WIRING
$724.99EFI Wiring Harness - Extra Length - GM LT-Series 1992-97 - KitPWI60505$724.99 -
EFI Wiring Harness - GM LS-Series 1998-2002 - Kit
PAINLESS WIRING
$549.99EFI Wiring Harness - GM LS-Series 1998-2002 - KitPWI60508$549.99 -
EFI Wiring Harness - GM LS-Series 1999-2006 - Kit
PAINLESS WIRING
$579.99EFI Wiring Harness - GM LS-Series 1999-2006 - KitPWI60217$579.99 -
EFI Wiring Harness - GM LT-Series 1992-97 - Kit
PAINLESS WIRING
$649.99EFI Wiring Harness - GM LT-Series 1992-97 - KitPWI60502$649.99 -
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 - GM TPI Injection 1985-89 - Small Block Chevy - Kit
PAINLESS WIRING
$494.99EFI Wiring Harness - GM TPI Injection 1985-89 - Small Block Chevy - KitPWI60102$494.99 -
EFI Wiring Harness - GM TPI Injection 1990-92 - Small Block Chevy - Kit
PAINLESS WIRING
$499.90EFI Wiring Harness - GM TPI Injection 1990-92 - Small Block Chevy - KitPWI60103$499.90 -
EFI Wiring Harness - Input / Output Harness - Holley Sniper EFI - Each
HOLLEY
MSRP: $65.69$59.12EFI Wiring Harness - Input / Output Harness - Holley Sniper EFI - EachHLY558-491MSRP: $65.69$59.12 -
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$189.86EFI Wiring Harness - J2A Auxiliary Connector Harness - Holley Dominator EFI - Universal - KitHLY558-401MSRP: $235.00$189.86 -
EFI Wiring Harness - J2B Auxiliary Connector Harness - Holley Dominator EFI - Universal - Kit
HOLLEY
MSRP: $180.00$161.95EFI Wiring Harness - J2B Auxiliary Connector Harness - Holley Dominator EFI - Universal - KitHLY558-402MSRP: $180.00$161.95 -
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$195.95EFI Wiring Harness - Main Battery Harness - Fuel Pump Relay - Sniper 2 EFI - Power Distribution Module - EachHLY558-191MSRP: $218.00$195.95 -
EFI Wiring Harness - Main Battery Harness - Fuse / Fuel Pump Relays - Kit
HOLLEY
MSRP: $169.00$151.95EFI Wiring Harness - Main Battery Harness - Fuse / Fuel Pump Relays - KitHLY558-490MSRP: $169.00$151.95 -
EFI Wiring Harness - Main Battery Harness - Sniper 2 EFI - Power Distribution Module - Each
HOLLEY
MSRP: $149.00$120.56EFI Wiring Harness - Main Battery Harness - Sniper 2 EFI - Power Distribution Module - EachHLY558-190MSRP: $149.00$120.56 -
EFI Wiring Harness - Main Harness - Holley HP / Dominator EFI - 24x Reluctor Wheel - LS1 / LS6 - GM LS-Series - Each
HOLLEY
MSRP: $646.00$522.86EFI Wiring Harness - Main Harness - Holley HP / Dominator EFI - 24x Reluctor Wheel - LS1 / LS6 - GM LS-Series - EachHLY558-102MSRP: $646.00$522.86 -
EFI Wiring Harness - Main Harness - Holley HP / Dominator EFI - 58x Reluctor Wheel - LS2 / LS3 / LS7 - GM LS-Series - Each
HOLLEY
MSRP: $646.00$522.86EFI Wiring Harness - Main Harness - Holley HP / Dominator EFI - 58x Reluctor Wheel - LS2 / LS3 / LS7 - GM LS-Series - EachHLY558-103MSRP: $646.00$522.86 -
EFI Wiring Harness - Main Power - Holley Dominator EFI - Each
HOLLEY
MSRP: $101.00$81.67EFI Wiring Harness - Main Power - Holley Dominator EFI - EachHLY558-308MSRP: $101.00$81.67 -
EFI Wiring Harness - MPFI Main Harness - Holley HP / Dominator EFI - Universal - Each
HOLLEY
MSRP: $540.00$437.36EFI Wiring Harness - MPFI Main Harness - Holley HP / Dominator EFI - Universal - EachHLY558-104MSRP: $540.00$437.36 -
EFI Wiring Harness - Sniper 2 EFI - Input / Output Harness - Holley Sniper 2 EFI - Each
HOLLEY
MSRP: $45.72$41.15EFI Wiring Harness - Sniper 2 EFI - Input / Output Harness - Holley Sniper 2 EFI - EachHLY558-497MSRP: $45.72$41.15 -
EFI Wiring Harness - Terminated Main Harness - Ford Modular 1999-2004 - Kit
HOLLEY
MSRP: $835.00$750.95EFI Wiring Harness - Terminated Main Harness - Ford Modular 1999-2004 - KitHLY558-108MSRP: $835.00$750.95 -
EFI Wiring Harness - Terminator X - Variable Valve Timing - Mopar Gen III Hemi - Each
HOLLEY
MSRP: $168.00$150.95EFI Wiring Harness - Terminator X - Variable Valve Timing - Mopar Gen III Hemi - EachHLY558-132MSRP: $168.00$150.95