Originally Posted by attic

THat is EXACTLY what I have been trying to do, to update my 4/1-30 system but I have been to 3 dealers so far in the UK and all tell me that:

1. The V32 disc cost 220 pound (about 300 dollars)
and
2. It is on hold from BMW and they couldn't get it even if I wanted to spend that much money.

I have used the part number listed here, and all 3 dealers said the same thing.

A couple of guys on here are trying to help, but it does not seem an easy disc to get hold of, at least in UK...