so the simple answer is no the tdi needs cy58 glow plugs the ones i bought were meant to be metal replacements but the element is longer and more importantly thicker so wont go in turns out i only had 1 gone so replaced it while i was there checked all the others
while they were out simple job. plus gas if your friend they all came out easily. replaced all the belts at the same time just got the electric fans to fit now
Bugger..