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.
Gen III HEMI Harness with TPS and Idle Air Control Connections.
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:
Gen III Hemi Main Harness with IAC motor wiring/connector and TPS wiring/connector for a manual throttle body application
Take control of your Gen III HEMI with Holley EFI by controlling fuel and spark. Great for power upgrades and engine swaps.
Capable of tuning with power adders such as nitrous, superchargers or turbos and compatible with methanol and water injection
Harnesses are available to connect to a Gen III HEMI engine for the most advanced fuel and timing controls available
Each Harness is designed in fit and function specifically for the Gen III HEMI engine platform
All wiring is TXL grade copper wiring with minimal weight, high temp sleeve in a small diameter
Factory style terminations provide a strong, secure connection
Connectors are OEM grade for a correct, positive fit
Each harness is routed through a split-loom braid for protection and great looks
Specs
Brand
Holley EFI
Emission Code
4
Harness Application
HEMI
Harness Type
Main
Ignition Type
GEN III HEMI
Product Type
Hemi Main Engine Harness
Part Number
558-115
Emissions
This part is legal for sale or use on Racing Use Only Vehicles
The following vehicles are considered Racing Use Only Vehicles:
Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street
WARNING: It is against the law to install this part on an Emissions Controlled Vehicle
Holley EFI Dealers Do you need a custom kit built for your application? Do you need a system installed and tuned? Click here to find the Holley EFI dealer in your area!
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.
*Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.
Some parts are not legal for use in California or other states with similar regulations.