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Overview
Expanding on our Transmission Control options from Holley EFI. This new harness 558-455 from Holley EFI provides plug and play transmission control for the 2009+ GM 4L60 when used with a Dominator ECU. The 2009+ GM 4L60E contains an internal turbine speed sensor, which was not on the previous model year transmissions. Additionally, the valve body range selector is wired and controlled differently from the ECU.
Features:
- Built in Relay - Must be wired to a switched 12v source.
- Plug and play with 2009+ GM 4L60E Transmissions
Specs
| Brand | Holley EFI |
|---|---|
| Category | Transmission |
| Connector Quantity | 4 |
| Emission Code | 5 |
| Grade Type | Performance |
| Harness Application | GM |
| Harness Type | Transmission |
| Make | GM |
| Part Type | Automatic Transmission Wiring Harness |
| Product Type | Transmission Harness |
| Sub Category | Automatic Transmission Components |
| UPC | 090127048092 |
| Part Number | 558-455 |
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