Don't know about your particular car, but most Benzes have a welded in support. don't be intimidated though. If you have the time and a few basic tools and mechanical knowledge, you should be able to pull it off.

__________________
95 SL500 Smoke Silver, Parchment 64K
07 E350 4matic Station Wagon White 34K
02 E320 4Matic Silver/grey 80K
05 F150 Silver 44K