Originally Posted by mdrobc13
That's very very nice looking. My 550i is at the shop now getting an F10 rear diffuser and an Eissenman Race installed. Here's to hoping it isn't as painful a job as yours seems to have been. But it sounds like a good experienced body/exhaust shop can make easy work of it from your post. Any tips or words of comfort? LOL
F10 rear diffuser? which one?