Home » Holley EFI - Holley EFI Transmission Control Harness - GM 4L60 (Pre-2009) and 4L80
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SKU: GVMR_558-405 UPC: 00090127667491
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Holley EFI - Holley EFI Transmission Control Harness - GM 4L60 (Pre-2009) and 4L80

Holley EFI
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$307.27
$307.27 $337.95

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Expanding our transmission control options for our EFI systems, this harness provides plug and play for Pre-2009 GM 4L60 and 4L80 transmissions using a Dominator. This also contains a J4 connector to operate GM electronic transmissions.