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Home > Adapter & Extension Harnesses > Transmission
4L60E to 4L80E Upgrade Harness

4L60E to 4L80E Upgrade Harness

$0.00
Choose your options:
4L80E Upgrade
Vehicle Application(required):
Product Code: 60to80Upgrade
Usually Ships in 24 to 72 Hours
If switching from a 4L60E to a 4L80E transmission, 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.

If you're just needing the ISS pigtail only, please call us at 765-378-4908 to order.

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