C&C and status sell the same rubbers from viewib, if we are talking the actual door seal to the body make sure they are the grey powder finished ones rather than black rubber. The black rubber ones just don't compress as they are not closed cell sponge which they should be and the doors will never shut properly.
If it's the window surround rubbers then all the suppliers sell the same sets which in all fairness are not great and a pain to fit, there's a good how to for these from Saraj in the technical how to's