Engine cutting out why?

[orsum]

Thanks for the link had a good read.

Will be the first thing I check.

[Rikki Kitto]

If it was a boost leak it would not go away.

I've had a few sneaky boost leaks which for whatever reason they have been intermittent, that said probably easier to check out the MAF first anyhoo, get the gold plated connectors of Error if he has any left