Holley EFI Transmission Control Harness - GM 4L60 (Pre-2009) and 4L80 All particularly big cams that tend

particularly big cams that tend to reduce low-end power and torque

The included LED lights are backed by a 3-year warranty

The Reflect uses RIGIDs patented LED technology and Side-Shooter optics to provide a wide beam of light for cornering and drifting

Universal Fitment - Ideal for a wide range of automotive

Holley EFI Transmission Control Harness - GM 4L60 (Pre-2009) and 4L80 All particularly big cams that tendExpanding 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.