Log in Sign up
Cart (0) Check Out

Holley EFI Wiring Harnesses

Holley EFI Wiring Harnesses
HARNESS KIT, FORD MODULAR 2V
HARNESS KIT, FORD MODULAR 2V
$1,178.95 $1,310.00 Sale
HARNESS KIT, LS2/3/7, 58X, BOSCH/JETRONIC INJECTOR
HARNESS KIT, LS2/3/7, 58X, BOSCH/JETRONIC INJECTOR
$768.95 $855.00 Sale
HARNESS KIT, LS1/6, 24X, BOSCH/JETRONIC INJECTOR
HARNESS KIT, LS1/6, 24X, BOSCH/JETRONIC INJECTOR
$768.95 $855.00 Sale
HARNESS KIT, LS2/3/7, 58X, USCAR INJECTOR
HARNESS KIT, LS2/3/7, 58X, USCAR INJECTOR
$733.95 $816.00 Sale
MAIN HARNESS, FORD COYOTE TI-VCT SMART
MAIN HARNESS, FORD COYOTE TI-VCT SMART
$727.95 $809.00 Sale
MAIN HARNESS, 99-04 FORD MODULAR, W/ SMART COILS
MAIN HARNESS, 99-04 FORD MODULAR, W/ SMART COILS
$696.95 $775.00 Sale
HARNESS KIT, TPI/STEALTHRAM
HARNESS KIT, TPI/STEALTHRAM
$676.95 $753.00 Sale
HARNESS KIT, UNIVERSAL V8 MPFI
HARNESS KIT, UNIVERSAL V8 MPFI
$676.95 $753.00 Sale
HARNESS KIT, UNIVERSAL FORD V8
HARNESS KIT, UNIVERSAL FORD V8
$666.95 $742.00 Sale
MAIN HARNESS, FORD COYOTE TI-VCT
MAIN HARNESS, FORD COYOTE TI-VCT
$666.95 $742.00 Sale
HEMI MAIN HARNESS, EARLY, W/ TPS & IAC
HEMI MAIN HARNESS, EARLY, W/ TPS & IAC
$655.95 $729.00 Sale
HEMI MAIN HARNESS, LATE, W/ TPS & IAC
HEMI MAIN HARNESS, LATE, W/ TPS & IAC
$655.95 $729.00 Sale
MAIN HARNESS, 99-04 FORD MODULAR
MAIN HARNESS, 99-04 FORD MODULAR
$635.95 $707.00 Sale
LS2 MAIN HARNESS
LS2 MAIN HARNESS
$563.95 $627.00 Sale
LS1 MAIN HARNESS
LS1 MAIN HARNESS
$563.95 $627.00 Sale
FORD MPFI W/ COP MAIN HARNESS
FORD MPFI W/ COP MAIN HARNESS
$532.95 $593.00 Sale
UNIVERSAL MPFI W/ COP MAIN HARNESS
UNIVERSAL MPFI W/ COP MAIN HARNESS
$502.95 $559.00 Sale
TPI/STEALTHRAM MAIN HARNESS
TPI/STEALTHRAM MAIN HARNESS
$491.95 $547.00 Sale
UNIVERSAL MPFI MAIN HARNESS
UNIVERSAL MPFI MAIN HARNESS
$471.95 $525.00 Sale
UNTERMINATED MAIN HARNESS
UNTERMINATED MAIN HARNESS
$471.95 $525.00 Sale
FLYING LEAD MAIN HARNESS
FLYING LEAD MAIN HARNESS
$379.95 $423.00 Sale
SUB HARNESS, FORD COYOTE TI-VCT 2011-2012
SUB HARNESS, FORD COYOTE TI-VCT 2011-2012
$307.95 $343.00 Sale
SUB HARNESS, FORD COYOTE TI-VCT 2013-2017
SUB HARNESS, FORD COYOTE TI-VCT 2013-2017
$307.95 $343.00 Sale
HEMI DUAL DBW HARNESS, 2013+ APPLICATIONS
HEMI DUAL DBW HARNESS, 2013+ APPLICATIONS
$286.95 $319.00 Sale
GM DUAL DRIVE BY WIRE HARNESS
GM DUAL DRIVE BY WIRE HARNESS
$286.95 $319.00 Sale
4L60/80 TRANS HARNESS
4L60/80 TRANS HARNESS
$270.95 $302.00 Sale
UNTERMINATED 16 INJ HARNESS
UNTERMINATED 16 INJ HARNESS
$249.95 $278.00 Sale
TRANS HARNESS, AODE/4R70W (92-97)
TRANS HARNESS, AODE/4R70W (92-97)
$239.95 $267.00 Sale
GM 4L60 (2009+) TRANS HARNESS
GM 4L60 (2009+) TRANS HARNESS
$229.95 $256.00 Sale
HEMI DBW HARNESS, LATE MOLEX
HEMI DBW HARNESS, LATE MOLEX
$225.95 $252.00 Sale
LS MULTEC 2 INJECTOR HARNESS - EARLY TRUCK
LS MULTEC 2 INJECTOR HARNESS - EARLY TRUCK
$225.95 $252.00 Sale
DBW HARNESS, FORD COYOTE
DBW HARNESS, FORD COYOTE
$225.95 $252.00 Sale
HEMI DBW HARNESS, 2013+ APPLICATIONS
HEMI DBW HARNESS, 2013+ APPLICATIONS
$220.95 $246.00 Sale
GM DBW HARNESS - EARLY TRUCK
GM DBW HARNESS - EARLY TRUCK
$220.95 $246.00 Sale
GM DBW HARNESS
GM DBW HARNESS
$220.95 $246.00 Sale
HP SMART COIL SUB HARNESSES, BIG WIRE
HP SMART COIL SUB HARNESSES, BIG WIRE
$220.95 $246.00 Sale
4R70W/4R75W 98+ TRANS HARNESS
4R70W/4R75W 98+ TRANS HARNESS
$209.95 $234.00 Sale
COIL HARNESS, FORD COYOTE (2015.5+)
COIL HARNESS, FORD COYOTE (2015.5+)
$204.95 $228.00 Sale
J2A CONNECTOR & HARNESS
J2A CONNECTOR & HARNESS
$204.95 $228.00 Sale
FORD V-8 INJECTOR HARNESS
FORD V-8 INJECTOR HARNESS
$194.95 $217.00 Sale
COIL HARNESS, 2V FORD MODULAR
COIL HARNESS, 2V FORD MODULAR
$189.95 $212.00 Sale
COIL HARNESS, 4V FORD MODULAR
COIL HARNESS, 4V FORD MODULAR
$189.95 $212.00 Sale
UNIV. UNTERMINATED INJ HARNESS
UNIV. UNTERMINATED INJ HARNESS
$184.95 $206.00 Sale
COIL HARNESS, FORD COYOTE
COIL HARNESS, FORD COYOTE
$179.95 $200.00 Sale
LOOSE J2-J4 CONNECTOR PIN
LOOSE J2-J4 CONNECTOR PIN
$179.95 $200.00 Sale
J4 CONNECTOR & HARNESS
J4 CONNECTOR & HARNESS
$174.95 $195.00 Sale
LS COIL SUB HARNESSES
LS COIL SUB HARNESSES
$174.95 $195.00 Sale
V-8 INJECTOR HARNESS
V-8 INJECTOR HARNESS
$174.95 $195.00 Sale
UNIV UNTERMINATED IGN HARNESS
UNIV UNTERMINATED IGN HARNESS
$163.95 $183.00 Sale
HEMI COIL HARNESS, EARLY FCI
HEMI COIL HARNESS, EARLY FCI
$153.95 $172.00 Sale
INJECTOR HARNESS, V8 EVENLY SPACED JETRONIC
INJECTOR HARNESS, V8 EVENLY SPACED JETRONIC
$153.95 $172.00 Sale
HEMI COIL HARNESS, LATE TYCO
HEMI COIL HARNESS, LATE TYCO
$153.95 $172.00 Sale
INJECTOR HARNESS, V8 EVENLY SPACED USCAR
INJECTOR HARNESS, V8 EVENLY SPACED USCAR
$153.95 $172.00 Sale
INJECTOR HARNESS, FORD, JETRONIC, EVENLY SPACED
INJECTOR HARNESS, FORD, JETRONIC, EVENLY SPACED
$153.95 $172.00 Sale
INJECTOR HARNESS, FORD, USCAR, EVENLY SPACED
INJECTOR HARNESS, FORD, USCAR, EVENLY SPACED
$153.95 $172.00 Sale
LS INJECTOR HARNESS
LS INJECTOR HARNESS
$153.95 $172.00 Sale
J3 CONNECTOR & HARNESS
J3 CONNECTOR & HARNESS
$143.95 $160.00 Sale
J2B CONNECTOR & HARNESS
J2B CONNECTOR & HARNESS
$143.95 $160.00 Sale
MULTIMAP SELECTOR
MULTIMAP SELECTOR
$133.95 $149.00 Sale
WIDEBAND OXYGEN SENSOR EXTENSION CABLE
WIDEBAND OXYGEN SENSOR EXTENSION CABLE
$122.95 $137.00 Sale
LSX MAIN TO HOLLEY COILS HARNESS KIT
LSX MAIN TO HOLLEY COILS HARNESS KIT
$112.95 $126.00 Sale
MAIN POWER HARNESS W/ AUX CONNECTOR
MAIN POWER HARNESS W/ AUX CONNECTOR
$112.95 $126.00 Sale
SEALED USB CABLE, 15 FT
SEALED USB CABLE, 15 FT
$102.95 $115.00 Sale
FORD TFI IGN HARNESS
FORD TFI IGN HARNESS
$102.95 $115.00 Sale
UNIVERSAL 4CYL MPFI W/205LB CONNECTORS
UNIVERSAL 4CYL MPFI W/205LB CONNECTORS
$98.35 $110.00 Sale
J1 A/B I/O CONNECTOR HP & DOM
J1 A/B I/O CONNECTOR HP & DOM
$98.35 $110.00 Sale
CRANK/CAM HARNESS
CRANK/CAM HARNESS
$88.10 $97.89 Sale
MAIN POWER HARNESS
MAIN POWER HARNESS
$88.10 $97.89 Sale
MAG PICKUKP IGN HARNESS
MAG PICKUKP IGN HARNESS
$81.95 $91.06 Sale
IGNITION HARNESS, FERROUS CRANK/MAG CAM
IGNITION HARNESS, FERROUS CRANK/MAG CAM
$81.95 $91.06 Sale
SEALED USB CABLE
SEALED USB CABLE
$71.70 $79.67 Sale
CAN EXTENSION HARNESS, 12FT
CAN EXTENSION HARNESS, 12FT
$61.45 $68.28 Sale
CAN EXTENSION HARNESS, 8FT
CAN EXTENSION HARNESS, 8FT
$51.20 $56.89 Sale
CAN EXTENSION HARNESS, 4FT
CAN EXTENSION HARNESS, 4FT
$46.07 $51.19 Sale
HEI IGN HARNESS
HEI IGN HARNESS
$46.07 $51.19 Sale
CAN ADAPTER-NEW DEVICE TO TWO PIN FEMALE
CAN ADAPTER-NEW DEVICE TO TWO PIN FEMALE
$40.95 $45.50 Sale
CAN EXTENSION HARNESS, 9IN
CAN EXTENSION HARNESS, 9IN
$40.95 $45.50 Sale
LS 1/2 TO LS3 MAP ADAPTER
LS 1/2 TO LS3 MAP ADAPTER
$35.82 $39.80 Sale
CAN ADAPTER - NEW DEVICE TO TWO PIN MAIN HARNESS
CAN ADAPTER - NEW DEVICE TO TWO PIN MAIN HARNESS
$32.63 $36.26 Sale
IGN, ADAPTER, FAST DISTRIBUTOR
IGN, ADAPTER, FAST DISTRIBUTOR
$30.70 $34.11 Sale
TACH INPUT IGNITION ADAPTER
TACH INPUT IGNITION ADAPTER
$18.40 $20.44 Sale