Can you DIY? Or are you looking for a good shop to do it.
I can have the special tool rented to you if you can DIY, you just need to buy the bushings and get a couple wrenches.
If you are looking for an awesome shop this is the only one that touches my X5
www.redlinespeedworx.com - ask for JR or Sam. Its a hike but check out their facility, its worth the drive.