Wiring Harnesses

Wiring Harnesses, Holley EFI, LS1/6, 24X/1X, Main Harness, Plug-and-Play, Extended Length, for Dominator/HP EFI Systems, Chevy, 4.8-6.0L, Each

Part Number: HLY-558-133

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/24/2025

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Wiring Harness, GM Gen IV 4.8-6.2L Harness, Throttle by Wire, Truck/SUV, 4L65E, Each

Part Number: PRF-60526

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/24/2025

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FT450/550 6 CYLINDER A HARNESS

Part Number: FCH-2002007385

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

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FT450/550 4 CYLINDER A HARNESS

Part Number: FCH-2002006505

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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Wiring Harness, Engine, Chevy, Each

Part Number: OPG-41557

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

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