SKU: 49048090160

Gen III HEMI Main Harness , Late, w/TPS and Idle Air Control Connections 558-116

Sale price$382.48 Regular price$424.98
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Description

Gen III HEMI Main Harness , Late, w/TPS and Idle Air Control Connections 558-116Overview: 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

Overview:

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
  • 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

Application:

Year Make Model Submodel Engine Size
Universal

Specs:

Brand Holley EFI
Emission Code 4
Harness Application HEMI
Harness Type Main
Ignition Type Not Included
Injector Connector Not Included
Product Type Hemi Main Engine Harness
Shipping Notes
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  • Delivery to the USA:
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
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SKU: 49048090160

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Jen
Lake Worth, US
★★★★★ 1
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Update! They are cracking and falling apart already with barely being used and careful care. Complete waste of money. Original review: These are horrible, as far as the smell and not being properly sanded. They aren't pre-oiled like they claimed either. Not worth what you pay for them.
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Reviewed in the United States on October 31, 2025
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janelle
Grantham, US
★★★★★ 5
Sturdy cutting boards!
These cutting boards work great and are sturdy. They lose color quickly but re oiling them will help that. Good product.
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Reviewed in the United States on December 11, 2025
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Geoffrey Snow
Boise, US
★★★★★ 3
Great quality for the Price
Surprisingly decent for the price! The wood is actually pretty and high quality, but the manufacturing isn't great. The set a received is quite rough and my wife continues to think she will get a splinter. They also are oiled but they are quite dry still and also smell heavily of the mineral oil they use.
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Reviewed in the United States on September 9, 2025
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Coffee, Carbs, and Clutter
Pawtucket, US
★★★★★ 2
Beautiful but terrible quality.
While I absolutely loved the idea of cutting boards with a stand, these were not the right choice. The wood is exceptionally soft and after the first use the gouges from my knife were pretty deep. After I washed the cutting board from cutting veggies, it started to splinter. Maybe I just got a defective set but I definitely do not recommend this set. Will be returning and getting a different brand/board.
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Reviewed in the United States on September 27, 2025
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JK
Waukegan, US
★★★★★ 5
Forever book!! 📖
Format: Hardcover
Required for a course I’m taking. But I’ll use this the rest of my life. Incredible insight. Easy to digest!
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Reviewed in the United States on March 11, 2026

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