Going somewhat of topic but I’m amazed on how much quieter my w124 300CE is compared to my W126 300SE. With the W124 they really were on the right track, getting the cabin quiet.

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1979 Black on Black, 300CD (sold), 1990 Black 300SE, Silver 1989 Volvo 780, 1988 300CE (vanished by the hands of a girlfriend), 1992 300CE (Rescue).