Asti,

Since you're SoCal, be sure to check the following:

Sun Valley Mercedes Dismantlers
11203 Tuxford Street
Sun Valley, CA 91352
(818) 768-0704
http://www.mercedesdismantlers.com/

Bill's Used Mercedes Parts
11822 Carson Street
Hawaiian Gardens, CA 90716
(866) 228-7580
http://www.mercedespartsused.com/