Revolution managed to supply me an exhaust for my mk4 golf, made that much of a mess fitting it, I had to go to milltek hq and get a full new exhaust fitted. I would never use them again.
There's always pdt in Sunderland, who charge a decent price, and has a rolling road. I think there may be a forum discount available but not sure. Search the user pdt on here. There's quite a few people in here with his remaps