think i no what theyve done. there not pulling the metal piece off thats bolted on turbo thats part of oem TIP.

that'll be it!!

i take on board all the 'would'nt use em again' comments,but they've always been spot on with me and the work they've done is always 100%-but it did surprise me that they could'nt suss it.
thanks for all your help chaps