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Add to cartHOLLEY EFI FORD MODULAR 2 VALVE EFI HARNESS KIT 1999-2004 Ford Modular 2 Valve Harness Kit Part # 558-505
Original price was: $1,310.00.$1,252.95Current price is: $1,252.95. -
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Out of stock
Read moreHOLLEY EFI FORD MODULAR 4 VALVE EFI HARNESS KIT 1999-2004 Ford Modular 4 Valve Harness Kit Part # 558-506
Original price was: $1,278.00.$1,149.95Current price is: $1,149.95. -
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Add to cartHOLLEY EFI GM 58X EFI HARNESS KIT GM LS2/LS3/LS7, 58X Crank Sensor, USCAR/ EV6 Injector Part # 558-501
Original price was: $816.00.$740.95Current price is: $740.95. -
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Add to cartHOLLEY EFI GM LS 24X EFI HARNESS KIT GM LS1/6, 24X Crank Sensor, Bosch Injector Part # 558-500
Original price was: $855.00.$816.95Current price is: $816.95. -
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Add to cartHOLLEY EFI GM LS 58X EFI HARNESS KIT GM LS2/LS3/LS7, 58X Crank Sensor, Bosch Injector Part # 558-502
Original price was: $855.00.$775.95Current price is: $775.95. -
Sale!
Add to cartHOLLEY EFI GM TPI AND STEALTH RAM EFI HARNESS KIT GM TPI and Holley Stealth Ram™ Part # 558-503
Original price was: $753.00.$718.95Current price is: $718.95. -
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Add to cartHOLLEY EFI MAIN ENGINE HARNESS FOR 24X LS W/TBI Main Harness for us with 24x/1x Gen 3 LS with Terminator Throttle Body Fuel Injection Part # 558-111
Original price was: $605.00.$577.95Current price is: $577.95. -
Sale!
Add to cartHOLLEY EFI MAIN ENGINE HARNESS FOR 58X LS W/TBI Main Harness for us with 58x/4x Gen 4 LS with Terminator Throttle Body Fuel Injection Part # 558-112
Original price was: $616.00.$588.95Current price is: $588.95. -
Sale!
Add to cartHOLLEY EFI UNIVERSAL V8 MPFI EFI HARNESS KIT Universal V8 MPFI Part # 558-504
Original price was: $753.00.$718.95Current price is: $718.95.