ECOTRIC Conversion Crossmember 4L60E to 4L80E Compatible With 2000-2013 Chevrolet Silverado GMC Sierra
Increases exhaust pipe clearance in critical areas and helps convert the existing 4L60E transmission to a 4L80E
Supports the body securely, keeps a steady driving status, and reduces vibration. It is not designed for trucks/chassis with existing 4L80E transmissions
4L60e to 4L80e Swap Adapter Harness
This harness allows you to easily swap a 4L80e into a 1999-2006 vehicle originally equipped with a 4L60e/4L65e. The only thing that you will have to do is pin the Input Speed Sensor wiring into the PCM connector and have your PCM tuned for the transmission swap.