R to S engine conversation problems/questions

  1. #1
    What Vts loom will definitely work on my vtr? My car is an s reg vtr. Which Vts loom will plug and play on my vtr? Is keypad a immobiliser loom different from a chip and reader one?
  2. #2
    Also will gti ecu work on a Vts loom in a vtr as we are now unaware what unlocked ecu was supplied as it was a s block and gti loom :s