A vag-com cable with long usb extension, long usb cord, and long vga cable
Then setup the laptop to turn on from usb input, so you can touch the screen and it turns on. Then hook up the powersupply behind glovebox or install extra cig lighter with car adapter for your laptop back there and make sure it turns of with ignition. Then run all the wires through center console under passenger seat. Viola car workstation for all your tuning needs! Touch the screen for your mouse, or use your handy remote keyboard for typing. Works well. And if you did the 07-08 radio swap, you can just run the audio out and usb out to run your sound into radio aux, and the usb for hooking up whatever, music on mp3 stick or your phone or whatever. Was a lot cheaper than I thought.