P-120021 & P-120022 4L80e Conversion Harness

Approximate Install Time: .5 hours

Installation Difficulty 1 (easy) – 5 (difficult): 1

Other Items Needed: Tuning software to max out Trans Component Diag Enable Temp (in Trans Diag tab).

Benefits: Effortlessly swap any 4L60e, 4L65e, or 4L70e to 4l80e! The harness is plug in play, retune for your new shift points and your on your way! No complicated OS swaps or hurdles to jump. Cruise control and gear shift indicators work just as they did in stock form

Ready to purchase? Click here for P-120021 & P-120022!

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