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#425558103
Holley 558-103 LS Engine Main Harness 58x/4x HP & Dominator EFI
- LS engine main harness
- Fits Holley HP EFI and Dominator EFI systems
- Fits Chevy LS2, LS3, LS7 and more engines
$675.95
/each
Factory Shipped
$731.95
Save $56.00
Quantity
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Product Summary
Universal Fit
- LS engine main harness
- Fits Holley HP EFI and Dominator EFI systems
- Fits Chevy LS2, LS3, LS7 and more engines
- Designed for the 58x crank sensor and 4x front camshaft sensor
- Connects to factory coil harness and all factory sensors
Need To Know
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Return PolicyHolley 558-103 Details
Holley 558-103 Details
Holley is the new standard in EFI! Whether you're engine swapping your classic car or need to manage 4000 horsepower in your twin-turbocharged drag radial race car, Holley EFI has the solutions you need to get your project up and running better than ever!
This harness has been designed to interface with 58x crank and 4x cam sensors. These engines are commonly found in 2006+ Year Model vehicles with LS variants such as the: LS2,LS3,LS7,L76,L92, and L98. Connects to factory coil harnesses and all factory sensors. No ignition harness required.
Guides & Documents
CARB Warning
For race/ off road use only
CARB Warning
For race/ off road use only
Holley 558-103 Specifications
Holley 558-103 Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | 558-103 |
| Brand | Holley |
| GENERAL | |
| GTIN Code | 090127666739 |
Ratings & Reviews
Ratings & Reviews
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