Product • Support • Tuning
Part # 558-115
$1,012.95
This wiring harness interfaces a Holley EFI ECU to a Gen III HEMI engine with an aftermarket cable actuated throttle body. It is meant to be used in conjunction with an injector harness, a coil harness, and two ignition modules. Most stock sensors are used with this harness. There are two optional connectors for interfacing with CAN-based Holley modules.
Features & Benefits
Capable of tuning with power adders such as nitrous, superchargers or turbos and compatible with methanol and water injection
Fits: Gen III HEMI Main Harness w Throttle Position Sensor & Idle Air Control, For use with Cable Throttle Body.
Installation note: NOTE: The TPS and IAC connectors are designed for Holley 4 BBL style throttle bodies. If you are using a different throttle body, you may have to change the pins and connectors.
| Harness Application | HEMI |
| Harness Type | Main |
| Ignition Type | GEN III HEMI |
| Injector Connector | Not Included |
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