Holley Fuel Injection

Fuel Injection System Wiring Harnesses, Holley EFI, Replacement, MPFI, Mass Airflow, Injector Harness, LS Multec 2, Chevy, Truck, 4.8-6.0L, Each

Part Number: HLY-558-214

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Fuel Injection System Wiring Harnesses, Holley EFI, Terminator Stealth 2x4, Upgrade Main Harness, Plug-and-Play, Universal, Kit

Part Number: HLY-558-121

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Fuel Injection System Wiring Harnesses, Holley EFI, Ford Coyote, Drive-By-Wire Harness, Multi-port Style, for HP/Dominator EFI System, Ford, 5.0L, Kit

Part Number: HLY-558-422

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Fuel Rails, Holley EFI, Billet Aluminum, -8 AN, O-ring Inlet, Black Anodized, Hardware Included, fits Hi-Ram, Ford, 5.8L, 351W, Pair

Part Number: HLY-534-234

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Throttle Body Intake Elbow, Aluminum, Black Textured, 4500 to GM LS Throttle Body, Each

Part Number: HLY-300-248BK

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Fuel Injection System Wiring Harnesses, Dominator EFI, GM LSx, Dual Drive-by-Wire Harness, for Throttle Bodies to Dominator EFI Systems, Each

Part Number: HLY-558-411

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Fuel Injection System Wiring Harnesses, Holley EFI, Replacement, Injector Harness, Unterminated Base, Bosch EV1 Style, with Connector, 16-piece, Set

Part Number: HLY-558-207

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Fuel Injection System Components, Holley EFI, Hemi, Dual Throttle Body, Drive-By-Wire Harness, for Dominator EFI, Chrysler, Dodge, Ram, 5.7-6.4L, Each

Part Number: HLY-558-450

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Throttle Body, Sniper EFI, Multi-port Injection, 90mm Bore, Billet Aluminum, Silver Anodized, for Sniper EFI Intakes, Ford, 5.0L, Modular, Each

Part Number: SNE-860009

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Fuel Injection System Wiring Harnesses, Holley EFI, 7.3 L Godzilla, Drive-by-Wire, Throttle Body Harness, for Terminator X, Ford, Each

Part Number: HLY-558-469

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Fuel Injection System Components, Holley EFI, Coyote Ti-VCT, Sub-Harness, for Stock Camshafts, with Holley HP, Dominator EFI, Ford, 5.0L, Coyote, Each

Part Number: HLY-558-125

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Wiring Harnesses, Holley EFI, Main Harness with Smart Coils, 7.3L Godzilla, Ford Each

Part Number: HLY-558-141

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Wiring Harnesses, Holley EFI, Main Harness with Stock Coils, 7.3L Godzilla, Ford Each

Part Number: HLY-558-140

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Fuel Rails, Holley EFI, Aluminum, Black Finish, -8 AN O-ring Inlet, Brackets, Hardware, for 300-561, 300-562, 300-563 Intakes, Chevy, 6.5-7.4L, Kit

Part Number: HLY-534-223

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Fuel Rails, Holley EFI, LS Fuel Rails, Aluminum, Black Finish, -8 AN O-ring Inlet, Brackets, Hardware, for 300-134, 300-135 Intakes, Chevy, 6.2L, KIt

Part Number: HLY-534-220

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Fuel Rails, Holley EFI, Replacements, Aluminum, Black Finish, -8 AN O-ring Inlet, Hardware Included, Chevy 6.2L, Gen V, LT1 Engine, Kit

Part Number: HLY-534-224

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Fuel Injections System Wiring Harnesses, Gen III Hemi, Drive-By-Wire Harness, Early Pedal, OE Connectors, Plug-and-Play, Chrysler, Dodge, Jeep, Kit

Part Number: HLY-558-417

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