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  • B&M
  • Holley EFI
  • MSD Ignition

Auto Trans Wire Harness

  • For Use w/Atomic TCM

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  • Internal Wire Harness For GM Auto.Transmission 4L80E
  • Weather Resistant

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  • Plug and Play Fully Terminated Harness
  • Extra Pressure Transducer Connector For Optional Line Sensor

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  • Plug And Play
  • Pre-Terminated J4 Connector
  • To Be Used With Terminator X Max ECU Only
  • Provides Control Of The 3-4 Shift
  • Torque Convertor Lockup And Governor Pressure Circuit

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Holley EFI 

Transmission Control Harness

2 Parts

Transmission Control Harness
  • Built In Relay - Must Be Wired To A Switched 12V Source
  • Plug And Play With 2009+ GM 4L60E Transmissions

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