Holley EFI 558-502 Fuel Injection Harness
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US$399.98
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Product details
| Management number | 254579228 | Release Date | 2026/11/07 | List Price | US$399.98 | Model Number | 254579228 | ||
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| Category | |||||||||
GM LS2/LS3/LS7, 58X Crank Sensor, Bosch Injector;<br><br>An EFI system depends heavily on being supplied a clean and constant voltage source. The grounds of an electrical system are just as important as the power side. Holley's Holley EFI Harness Kit comes complete with the main harness, power harness and injector harness to support your primary system!;
- Harness Kit Includes; Main Power Harness, LS2 Main Harness & V-8 Injector harness
- Simple Installation
- Works with HP or Dominator ECU's
| Compatible cars | GM LS2/LS3/LS7 |
|---|---|
| Vehicle make | GM |
| Vehicle model | LS2, LS3, LS7 |
| Fuel injection accessory & part type | Fuel Injection Harness |
| Brand | Holley EFI |
| Automotive parts division | Performance |
| Vehicle fitment type | Specific |
| Items included | Main Power Harness, LS2 Main Harness & V-8 Injector harness |
| Accessories | Main Power Harness, LS2 Main Harness & V-8 Injector harness |
| Model | 558-502 |
| Weight | 5.75 lb |
| Has written warranty | No |
| Vehicle type | Car |
| Multipack quantity | 1 |
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