Holley EFI 2009+ GM 4L60E Transmission Control Harness 558-455

Name: Holley EFI 2009+ GM 4L60E Transmission Control Harness 558-455
Brand: Holley Performance Products
SKU: 4007861
Price: 418.99 CAD
Availability: InStock

$418.99 ea

NEWARRIVING SOONEstimated Ship Date 01/07/2025 (If Ordered Today)100 Available from HOLLEY PERFORMANCE PRODUCTS as of 12/22/2024

Model: 4007861

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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

Requires software version 5.0 build 100 or higher and ECU firmware 5.0 build 110 or higher

Installation Notes:

Requires software version 5.0 build 100 or higher and ECU firmware 5.0 build 110 or higher

About Holley Performance Products

Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every Monster Energy NASCAR Cup team and nearly every NHRA Pro-Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds and engine dress-up products for street performance, race and marine applications. As a single solution or partnered with products from other Holley companies we can give you the edge you need over the competition!