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558-130 Main Wiring Harness for GM Gen V LT4 Engines w/Terminator X ECU (V3 Build 100 or Later)
InfoVehicle Info Needed
HOLLEYPART NUMBER: 510-558-130

558-130 Main Wiring Harness for GM Gen V LT4 Engines w/Terminator X ECU (V3 Build 100 or Later)

$61195
ShippingShips on 09/14/2026
Lowest PriceLowest Price Guarantee

Main Harnesses
    Main Wiring Harness
  • For GM Gen V LT4 Engines
  • Fits Terminator X or X Max ECU
  • Sold Individually

    This Holley 558-130 Main Wiring Harness is for use with GM Gen V LT4 engines with a 58x crank reluctor and using a Holley Terminator X ECU (V3 Build 100 or Later) only.

    Emissions Note:

    This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

    CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

Part TypeWiring Harness
BrandHOLLEY
Package Height4.45
Package Width14.9
Package Length15.15
Weight5.82 PG
QuantitySold individually
Injection StyleDirect
Engine Management System Component TypeMain Engine Harness
Vendor Part Number558-130
Package Qty1
Package TypeEA
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