you can use 970 971 972 973 or 974
970 971 972 are easier to code. 973 and 974 has to be coded by Eddie_NL or Kalu as they have the correct equipment to do so.
If you want to use your mfsw to control the clocks, you will need a 973 or 974 or you can use the wiper stalk rocker buttons.
You can use jetta ones too