Quote Originally Posted by Dave Avant View Post
By particulate filters you mean the Cat? I think all diesels have had cats since the mid 90s.

I've only serviced mine once since I got it. I used Mobil 1 as I had a small stock in the garage. For my next change, I might take a look at Millers - they have good rep.
Some of the models of VAG cars now come with a Diesel Particle Filter (DPF) but not all of the diesels. The higher performance ones.