Fuel Injection System Wiring Harnesses

Wiring Harness, Fuel Injection, for Engine Swaps, Multi-Port, Mass Airflow, with 10 Circuit Fuse Block/GM Colors, Chevy, LS 4.8, 5.3, 6.0L, Each

Part Number: PRF-60217

4.69 out of 5 stars ( 16 )

Estimated Ship Date: Today

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Wiring Harness, EFI Transplant, Multi-Port, Mass Airflow, Standard Length, Ford, Small Block, Each

Part Number: PRF-60510

4.38 out of 5 stars ( 13 )

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Wiring Harness, Fuel Injection, Multi-Port, Mass Airflow, Chevy, 4.3L, V6, Each

Part Number: PRF-60214

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Wiring Harness, Gen III Vortec, Chevy, 4.8/5.3/6.0L, Each

Part Number: PRF-60218

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Wiring Harness, EFI Transplant, Multi-Port, Mass Airflow, Extra-Long, Ford, Small Block, Each

Part Number: PRF-60511

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Fuel Injection System Wiring Harness, Flex Fuel Sensor Pigtail, 6.00 in., Multi-Port, Chevy, LS, Each

Part Number: ICB-WPFLX40

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Fuel pressure regulator harness, 6.6L Duramax, Each

Part Number: FLE-S0432

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Wiring Harness, Fuel Injection, Standard Length, Throttle By Wire, Chevy, Pontiac, LS1, 5.7L, Kit

Part Number: PRF-60522

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Wiring Harness, Flex Fuel Sensor Harness, Buick, Cadillac, Chevy, GMC, Each

Part Number: NAL-13352241

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Part Number: PRF-60608

2.0 out of 5 stars ( 1 )

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Extension Harness, Intake Air Temperature, 2013 - 2017 6.7L Cummins, Each

Part Number: FLE-S0397

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Fuel Injection System Wiring Harnesses, Holley EFI, Includes Stealth Ram/TPI Main, Power, Injector Harnesses, for HP, Dominator ECU, Chevrolet, Kit

Part Number: HLY-558-503

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Fuel pressure regulator harness, Bosch CP3 regulator, Duramax, Each

Part Number: FLE-S0398

2.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Wiring Harness, EGR Adapter Harness, Chevy, Each

Part Number: PRF-60119

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Part Number: PRF-60312

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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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Wiring Harness, Pro Series, 6.0L LS2, Magnum Manual Transmission, 5-pin MAF, EV6 Injectors, Each

Part Number: WRS-WPLS2UGT5MEP

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Fuel pump harness, Dual CP3, Cummins, Each

Part Number: FLE-FPE-CP3X2

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Estimated Ship Date: Today