TCI Automotive Automatic Transmission Wiring Harness 276610

For computer controlled transmissions, nothing beats the TCI EZ-TCU Transmission Controller. The EZ-TCU allows for maximum electronic control over shift points, shift firmness and shift speed. No software, laptop or tuning experience is required, and power data logging and self diagnostics allow users of every skill level to fully utilize the unit. Simply install it according to the enclosed instructions, and then start the system by answering the simple Setup Wizard questions on the included hand-held unit. It's that easy

This TCI Harness provides all the internal wiring for your 1993+ 4L80E.

Made in the USA!

This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.