Oxygen Sensor, Bosch LSU4, Wideband, Thread-in, 7-Wire, 14 in. Long 8-pin, Rectangular Plug, Each

Part Number: HLY-554-101

3.3 out of 5 stars ( 20 )

Estimated Ship Date: Today

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Engine Management Systems, HP EFI, ECU, Replacement, Plug-and-Play, 16-Injectors, Eight Coils, Analog Inputs, USB Cable, Software, Each

Part Number: HLY-554-113

3.83 out of 5 stars ( 6 )

Estimated Ship Date: Today

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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

Wiring Harnesses, Holley EFI, Replacement, LS1/6, 24X/1X Main Harness, Mass Airflow Metered, for HP, Dominator, EFI Systems Only, Chevy, 5.7L, Each

Part Number: HLY-558-102

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Fuel Injection System Components, Holley EFI, 3.5 in. LCD Touch Screen, Upgrade, Basic Tuning, Data Monitor, Black Case, Mount, Wire Harness, Kit

Part Number: HLY-553-108

4.3 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Fuel Injection System Wiring Harnesses, Holley EFI, Replacement, Auxiliary Harness, J1A/B Inputs/Outputs, for Terminator, Dominator EFI Systems, Each

Part Number: HLY-558-400

5.0 out of 5 stars ( 4 )

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Fuel Injection System Components, Holley EFI, CAN Extension Harness, 4 ft. Long, Pre-Terminated, Plug-and-Play, for Racepak, External CAN Drives, Each

Part Number: HLY-558-424

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Fuel Injection Wiring Harnesses, Holley EFI, CAN Adapter/Power Harness, Pre-Terminated, Plug-and-Play, 2-Pin Holley to 4-Pin CAN Device, Each

Part Number: HLY-558-430

Not Yet Reviewed

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Bungs, Nuts, and Fittings, Weld-In, Oxygen Sensor Bung, Steel, 18mm x 1.5, Female Thread, Each

Part Number: HLY-534-49

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Today