1. I purchased the tool from ebay but the seller is based out of China, so at the moment buying the same tool will be difficult due to the fear mongering of coronavirus.... cheapest I found was $160usd for a similar tool.
https://www.ebay.com/itm/BMW-X5-Tran...ty!98230!US!-1
2. I did not remove the underbody reinforcement plate to drop the crossmember. Toughest part was removing the heat shield for the exhaust.... but it bends easy enough