Anything with a Merc 320CDI engine. Except an ML obviously.
I see that you can have it in everything from a C class upwards these days, so I think it'll be either a C or an E - the S class is a bit large.
And one of these tuning box thingys.
230bhp 406 lb/ft of torrrrrrrrrrrrrrrrrrrrrrrrrrrrrrqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqueOf course, none of the above will actually happen.
Not just now anyway.