Need to repeat: there is NO problem with SBC.

A few minor production glitches have by now been fixed by dealers on any used W211 you'll find.

They'll even put on a new hose to make it quieter if you ask.

Warranty on SBC is extended to 10 years.

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Kent Christensen
Albuquerque
'07 GL320CDI, '10 CL550. '01 Porsche Boxster
Two BMW motorcycles