Where I grew up in Germany, there were several 2-door convertible conversions driving around, and the local MB dealer at one point had a 2-door coupe for sale.
I believe the 'verts were done by Schulz Tuning; not sure about the coupe.
This was in the mid-90s when I was much, much younger.
1985 Euro 190E 2.3-16
1984 Euro 500SE
2015 G63 AMG
1997 Jeep Wrangler Sport
1996 Ford F350
1998 Dodge Durango