386 Products
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Holley EFI Dominator EFI Auxiliary Harness
EFI Wiring Harness, J2B Auxiliary Connector Harness, Holley Dominator EFI, Universal, Kit
Part #: HLY558-402 -
Holley EFI GM LS Coil Sub Harnesses
Ignition Wiring Harness, Factory Replacement, Injector Sub Harness, GM LS-Series, Pair
Part #: HLY558-321 -
Holley EFI Universal MPFI Coil On Plug Main Harness
Ignition Wiring Harness, Coil-On-Plug Main Harness, Universal, Each
Part #: HLY558-117 -
Holley EFI Dominator EFI Connector J2A Auxiliary Harness
EFI Wiring Harness, J2A Auxiliary Connector Harness, Holley Dominator EFI, Universal, Kit
Part #: HLY558-401 -
Holley EFI HP Smart Coil Ignition Harness
EFI Wiring Harness, Smart Coil, Ignition Coil Wiring, Holley Hp / Dominator EFI, Universal, Each
Part #: HLY558-312 -
Holley EFI Main Power Harness
EFI Wiring Harness, Main Power, Holley Dominator EFI, Each
Part #: HLY558-308 -
Holley EFI EFI Wiring Harness - EV6/USCAR Style Injectors - Holley EFI - Small Block Ford
EFI Wiring Harness, EV6 / USCAR Style Injectors, Holley EFI, Small Block Ford, Each
Part #: HLY558-212 -
Holley EFI Universal Coil On/Near Plug Harness
Ignition Wiring Harness, Coil-On-Plug to Sub Harness, Holley Hp / Dominator EFI, Each
Part #: HLY558-307 -
Holley EFI Magnetic Pick-up Ignition Harness for HP EFI & Dominator EFI
EFI Wiring Harness, Magnetic Pickup, Holley Dominator EFI, GM LS-Series, Each
Part #: HLY558-303 -
Holley EFI LSx Injector Harness for HP EFI & Dominator EFI
EFI Wiring Harness, EV6 Style Injectors, Holley Dominator EFI, Each
Part #: HLY558-201 -
Holley EFI Ford TFI Ignition Harness
EFI Wiring Harness, Ignition Adapter Harness, Ford TFI Distributor to Holley Avenger / Hp / Dominator EFI, Each
Part #: HLY558-305 -
Holley EFI Injector Harness Ford w/ Jetronic Injectors
EFI Wiring Harness, EV1 Style Injectors, Ford V8, Each
Part #: HLY558-213 -
Holley EFI Universal Unterminated Injector Harness
Fuel Injector Harness, Unterminated, Bosch Terminal Ends Included, Holley Hp / Dominator EFI, Kit
Part #: HLY558-204 -
Holley EFI Flying Lead Ignition Wiring Harness - 15 Ft. . Long - Crimped - Universal
Ignition Wiring Harness, Flying Lead, 15 ft Long, Crimped, Universal, Kit
Part #: HLY558-126 -
Holley EFI Universal MPFI Main Harness for HP EFI & Dominator EFI
EFI Wiring Harness, MPFI Main Harness, Holley Hp / Dominator EFI, Universal, Each
Part #: HLY558-104 -
Holley EFI Solenoid/Nozzle Kit - 1000cc/min (800HP)
Water Injection Solenoid, Fittings / Solenoid / Wiring Harness, Holley Water Injection Systems, Kit
Part #: HLY557-106 -
Holley EFI HEI GM Small Cap Ignition Harness for Avenger EFI, HP EFI & Dominator EFI
EFI Wiring Harness, Ignition Adapter Harness, GM Small Cap HEI Distributor to Holley Avenger / Hp / Dominator EFI, Each
Part #: HLY558-304 -
Holley EFI V8 over manifold, Bosch Style Connector Harness for Avenger EFI, HP EFI & Dominator EFI
EFI Wiring Harness, Bosch Style Injectors, Holley Dominator EFI, Each
Part #: HLY558-200 -
Holley EFI Bench Top Test Wiring Harness - Holley EFI
Wiring Harness, Bench Top Test, Holley EFI, Each
Part #: HLY558-127 -
Holley EFI Ford MPFI Coil On Plug Main Harness
Ignition Wiring Harness, Coil-On-Plug Main Harness, Ford MPFI, Each
Part #: HLY558-118 -
Holley EFI Terminator X EFI Wiring Harness - Variable Valve Timing - Mopar Gen III Hemi
EFI Wiring Harness, Terminator X, Variable Valve Timing, Mopar Gen III Hemi, Each
Part #: HLY558-132 -
Holley EFI LS2 Main Harness for HP EFI & Dominator EFI
EFI Wiring Harness, Main Harness, Holley Hp / Dominator EFI, 58x Reluctor Wheel, LS2 / LS3 / LS7, GM LS-Series, Each
Part #: HLY558-103 -
Holley EFI Solenoid - Boost Control
Boost Control Solenoid, Dual Port, Fittings Included, Holley EFI, Kit
Part #: HLY557-201 -
Holley EFI Unterminated Universal Main Harness for HP EFI & Dominator EFI
EFI Wiring Harness, Unterminated Main Harness, Holley HP / Dominator EFI, Kit
Part #: HLY558-105 -
Holley EFI Coil-Near-Plug Smart Coil Kit - V8 Big Wire
Ignition Coil, Big-Wire C-N-P, E-Core, Male HEI, 44000V, HEI Style Terminal, Harness / Wire Loom, V8, Kit
Part #: HLY556-128 -
Holley EFI Smart Coil Ignition Coil Pack - Coil-On-Plug - Black - Ford Coyote
Ignition Coil Pack, Coil-On-Plug, Black, Ford Coyote, Each
Part #: HLY556-160 -
Holley EFI 200 PSI Water Injection Pump Mounting Bracket Included - Holley EFI Water Injection Systems
Water Injection Pump, 200 PSI, Mounting Bracket Included, Holley Water Injection Systems, Each
Part #: HLY557-100 -
Holley EFI Performance Products 3-Port Boost Control Solenoid Fittings Included - Holley EFI Dominator/HP EFI
Boost Control Solenoid, 3-Port, Fittings Included, Holley Dominator / HP EFI, Kit
Part #: HLY557-200 -
Holley EFI Sniper EFI Hyperspark Ignition Coil
Ignition Coil, Sniper EFI Hyperspark, E-Core, 0.441 ohm, Male HEI, 43000 Volts, 90 Degree Boot / Terminal Included, Black, Universal, Each
Part #: HLY556-152 -
Holley EFI Smart Coil Ignition Coil Pack - Coil-On-Plug - Black - Mopar Gen III Hemi
Ignition Coil Pack, Coil-On-Plug, Black, Mopar Gen III Hemi, Each
Part #: HLY556-162 -
Holley EFI LS1 Main Harness for HP EFI & Dominator EFI
EFI Wiring Harness, Main Harness, Holley Hp / Dominator EFI, 24x Reluctor Wheel, LS1 / LS6, GM LS-Series, Each
Part #: HLY558-102 -
Holley EFI Ignition Coil - Coil-Near-Plug Smart Coil - E-Core - Male HEI - 44000V - Wiring Harness - Black (Set of 8)
Ignition Coil, Coil-Near-Plug Smart Coil, E-Core, Male HEI, 44000V, Wiring Harness, Black, Set of 8
Part #: HLY556-127 -
Holley EFI Cam Sync Kit - +.400" Raised Cam - BB Chevy
Cam Position Sensor, 12 mm x 1.00 Thread, Target / Bracket Included, Flying Magnet, Holley EFI Kits, Plus 0.400 in Camshaft Height, Big Block Chevy, Kit
Part #: HLY556-120 -
Holley EFI Ignition Coil - E-Core - 0.700 ohm - Female HEI - 45000 Volts - Black - Universal
Ignition Coil, Sniper EFI, E-Core, 0.700 ohm, Female HEI, 45000 Volts, Black, Universal, Each
Part #: HLY556-153 -
Holley EFI Cam Sync Kit w/ Bracket - BB Chevy
Cam Position Sensor, 12 mm x 1.00 Thread, Target / Bracket Included, Flying Magnet, Holley EFI Kits, Std Camshaft Height, Big Block Chevy, Kit
Part #: HLY556-114 -
Holley EFI Cam Sync Kit - SBF/BBF
Cam Position Sensor, 1/4-20 in Thread, Target / Bracket Included, Flying Magnet, Holley EFI Kits, Stock Camshaft Height, Ford V8, Kit
Part #: HLY556-123 -
Holley EFI Analog EFI G-Meter - 2 Axis
G-Meter, Harness Included, Plastic, Black, Holley V5 ECU, Each
Part #: HLY554-162 -
Holley EFI Crank Trigger Kit - SB Chevy
Crank Trigger Kit, Flying Magnet, Trigger Wheel / Pickup, 8.000 in Balancer, Small Block Chevy, Kit
Part #: HLY556-116 -
Holley EFI Smart Coil Ignition Coil Pack - Coil-On-Plug - Black - Mopar Gen III Hemi (Set of 8)
Ignition Coil Pack, Coil-On-Plug, Black, Mopar Gen III Hemi, Set of 8
Part #: HLY556-163 -
Holley EFI Crank Trigger Kit - BB Chevy
Crank Trigger Kit, Flying Magnet, Trigger Wheel / Pickup, 8.000 in Balancer, Big Block Chevy, Kit
Part #: HLY556-113 -
Holley EFI Smart Coil Ignition Coil Pack - Coil-On-Plug - Black - Ford Coyote (Set of 8)
Ignition Coil Pack, Coil-On-Plug, Black, Ford Coyote, Set of 8
Part #: HLY556-161 -
Holley EFI Engine Control Module - Input/Output Module
Engine Control Module, Holley EFI, Wiring Harness, Input / Output Module, Universal, Kit
Part #: HLY554-165 -
Holley EFI Cam Sync Kit - BBC w/ +.600/+1.000 Raised Cam
Cam Position Sensor, 12 mm x 1.00 Thread, Target / Bracket Included, Flying Magnet, Holley EFI Kits, Plus 0.600 to 1 in Camshaft Height, Big Block Chevy, Kit
Part #: HLY556-121 -
Holley EFI Cam Sync Kit w/ Bracket - SB Chevy
Cam Position Sensor, 12 mm x 1.00 Thread, Target / Bracket Included, Flying Magnet, Holley EFI Kits, Std Camshaft Height, Small Block Chevy, Kit
Part #: HLY556-119 -
Holley EFI 1/4 EGT Probe - Open Tip 90-Degree 32.25" Length
EGT Probe, 90 Degree, Open Tip, 1/4 in Diameter Probe, 32-1/4 in Wire, Each
Part #: HLY554-178