fuel additive

I am a new and proud owner of my MB 500 SL. Does anyone know if the fuel requires an additive prior to winter storage? I was trying to find ethanol-free gas but there is none to be had within 200 miles of where I live. Thanks!

Hi all, I was wondering how many of you are familiar with using Two-Stroke oil as an additive in Mercedes Diesel engines? I've had discussions on this subject on other forums, branching off from a general additives discussion. My Focus was the car concerned at the time. As a result, we...