I was quoted something like $800 for the grill from MB dealership.
I bought my avantgard grill from beckers for $170 I think. I got the whole grill, not just the insert ($100).
Have you tried BEKKERS.COM yet? (I think that's how you spell it), maybe it's Beckers. Let me know what you decide to do.
2006 E350 w/ 155k miles (Daily Driver)
1993 300E 3.2L Sedan w/ close to about 300k miles
2003 E500 Brilliant Silver (Had 217k miles when totalled!)
1989 300E with 289,000 miles (had for <1 yr while in HI)
03 CLK 500 cabrio (Mom's)
2006 C230k (Dad's)
1999 S420 (Mom's/Dad's)
2000 C230k Sport sedans
2001 CLK320 Cabrio (Mom's)
1995 C280 My First Mercedes-Benz... (155k miles. EXCEPTIONAL AUTOMOBILE. Was Very hard to let go of!)