As above, but failing that I used a place in Blackpool for my refurb but it wasn't cheap.
Closer to you I heard these are good, but I've never used them https://www.thewheelspecialist.co.uk/alloy-wheel-refurbishment-customisation/
Whatever you do, when they are cleaned/refurbed, ditch the wax and get some sort of hardcore coating/sealant from the likes of Gtechniq. I bet ilogikal1 will be along shortly to advise!
Edit:
http://www.gtechniq.com/products/auto/exo-and-c1-crystal-lacquer
http://gtechniq.com/products/auto/perfect/exterior/paint/c5-wheel-armour
The high flow cats make a difference, not just volume but raspiness. I've never had a stock y-pipe though, so couldn't say what difference it makes.
Definitely spend more time in car parks though!
Yep I went next gen.
Gutted there isn't a Gran Turismo available yet.
Have we got a PS4 go to racer yet? I'm not switching to Xbone, I don't agree with changing teams, I still refuse to buy Nintendo products