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  4L60E to 4L80E Upgrade Harness



 
Our Price: $150.00

Availability:: Usually Ships in 24 Hours

4L80E Upgrade

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Description
 
If switching from a 4L60E to a 4L80E, this is the adapter harness needed for correct operation of the new transmission. Includes adapter and ISS (input speed sensor) harness. ECM reprogramming required for proper operation.

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