šŸŒ We Ship Worldwide Learn more

šŸ’µ Afterpay available, shop now, pay later Learn more

šŸ’¬ Customer Support Click here

Holley EFI  |  SKU: 558-455

Holley 558-455 EFI Transmission Control Harness - 2009+ GM 4L60

For 2009+ GM 4L60

Regular price $416.10 NZD + GST
Shipping calculated at checkout.
⚠ Special Order Item — ships direct from supplier. No returns, exchanges, or cancellations once processed. Please allow 7–20 days shipping.

Description

For 2009+ GM 4L60

Part Number: 558-455

Expanding our transmission control options for our EFI systems, this harness provides plug and play for 2009+ GM 4L60 transmissions using a Dominator. This also contains an internal turbine speed sensor, which was not on the previous models. Additionally, the valve body range selector is wired and controlled differently from the ECU.

Features and Benefits

• Plug and play fully terminated harness
• Made for Dominator
• Connectors and unterminated wires for easy installation
• Built in Relay (Must be wired to a switched 12V source)

Requires software version 5.0 build 100 or higher and ECU firmware 5.0 build 110 or higher. This product is not compatible with 4WD installations.

Specifications

  • Specifications
    BrandHolley EFI
    CategoryTransmission
    Connector Quantity4
    Emission Code5
    Grade TypePerformance
    Harness ApplicationGM
    Harness TypeTransmission
    MakeGM
    part typeAutomatic Transmission Wiring Harness
    Product TypeTransmission Harness
    Sub CategoryAutomatic Transmission Components
    WarningCalifornia Proposition 65
  • Instructions

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Union Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.