My other half had the wheels on his M5 done there, they did a good job, they were telling me when I went up with him a lot of people with prestige cars go there to have tyres fitted as Crap-fit often make a mess of it....
That said they did say they cant do wheels where part of it is power coated and part is exposed polished alloy, like mine, I'd have to have it all powder coated if I ever needed their services,...