4L60e to 4L80e Plug and Play Adapter There are a LOT of options out there for wiring adapters. Some have relays and other non-needed parts to try and get away from a segment swap in the PCM for the 4L80e. Our adapter have the 90* conduit dress to those tight to fit transmission tunnels. As you can see in the pictures the the adapter is plug and play! The only thing that you will have to do is pin the Input Speed Sensor wiring into the PCM. This is the BEST aftermarket Adapter Out There! Get an OEM Quality Product with an OEM Looking Installation. Remember, this kit requires that you have your PCM tuned for the transmission. Description: Plug and Play transmission adapter Pre Terminated Input Speed Sensor Wiring Color Coded OEM TXL Wire High Quality Delphi Connectors and Terminals Flame Retardant OEM Loom