Fuel Injection System Wiring Harnesses

Fuel Injection System Wiring Harness, Holley EFI, Main Power, Universal, Speed Density/Throttle, 13 ft. Long, for Avenger, HP, Dominator EFI, Kit

Part Number: HLY-558-308

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Wire Harnesses, Sniper EFI, Input/Output Harness, Throttle Body Injection, Speed Density Metered, 10-pin Male Connector, Kit

Part Number: SNE-558-491

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Estimated Ship Date: Today

Fuel Injection System Wiring Harnesses, Holley EFI, Crank/Cam Ignition Harness, Plug-and-Play, for Ferrous Hall Effect to HP/Dominator Systems, Each

Part Number: HLY-558-431

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

Wiring Harnesses, Holley EFI, HEI Distributor, Adapter Harness, Small Cap, Computer Controlled, for Avenger, HP, Dominator EFI Systems, Each

Part Number: HLY-558-304

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Fuel pressure regulator harness, 6.6L Duramax, Each

Part Number: FLE-S0432

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Estimated Ship Date: Today

USCAR EV6 Injector Harness Extension 9" 8pcs

Part Number: ICB-WEINJ40X8-9

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Estimated Ship Date: Tomorrow if ordered today

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LS2/LS3 Extension Harness With TPS Output wire

Part Number: NXO-00-52042

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Fuel Injection System Wiring Harnesses, Holley EFI, Main Power Harness, Coyote Ti-VCT, Plug-and-Play, for Dominator/HP EFI Systems, Ford, 5.0L, Each

Part Number: HLY-558-319

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Estimated Ship Date: Dec 5, 2025 if ordered today

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HARNESS, FAST ANALOG INPUT KIT

Part Number: FST-301402

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Jetronic EV1 Injector Harness Extension 9" 8pcs

Part Number: ICB-WEINJ30X8-9

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Estimated Ship Date: Tomorrow if ordered today

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Wiring Harness, Fuel Injection, Emission Harness, Multi-Port, Mass Airflow, Chevy, Pontiac, 5.7L, V8, Each

Part Number: PRF-60312

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Estimated Ship Date: Today

Wiring Harness, Gen III Vortec, Chevy, Small Block, Each

Part Number: PRF-60322

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Emission Wiring Harness, Rear Oxygen Sensor and Fuel Tank Pressure Sensor, Each

Part Number: PRF-60320

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Estimated Ship Date: Today

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Fuel pump harness, Dual CP3, Cummins, Each

Part Number: FLE-FPE-CP3X2

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Estimated Ship Date: Today

Diesel Fuel Injection Harness

Part Number: SMP-IFH6

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Estimated Ship Date: Dec 3, 2025 if ordered today

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adapter cable, CD-7/CD-7L Plug & Play Adapter Harness for MSD Grid

Part Number: AVM-30-2213

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Estimated Ship Date: Dec 2, 2025 if ordered today

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HARNESS, INJECTOR, 2012-2017

Part Number: MOP-04892871AA

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Estimated Ship Date: Tomorrow if ordered today

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Fuel Injection System Wiring Harnesses, FiTech, EFI, TPI Injector Harness, Pair

Part Number: FIF-38350-4-2

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Estimated Ship Date: Dec 11, 2025 if ordered today

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Fuel Injection System Wiring Harnesses, FiTech, EFI, Injector Sub Harness, Delphi Multec 2, Each

Part Number: FIF-70050-24

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Estimated Ship Date: Dec 11, 2025 if ordered today

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Wiring Harness, Fuel Injector, Partially Completed Harness, FAST XFI, 4-Cylinder, Each

Part Number: FST-301207

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Estimated Ship Date: Jan 12, 2026 if ordered today

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FUEL RAIL WIRING HARNESS

Part Number: NAL-12590938

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Estimated Ship Date: Mar 16, 2026 if ordered today

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