"Ramzi Nassar" > wrote in message
...
> Can someone educate me on the "B" designation for my 2005 S4
> Cabriolet? I
> think it is B6 but am not sure.
>

It's just a designation of the current production platform on which it's
built. The current A4/S4 platform is a B6 (also known as 8E). The
previous one was a B5 (from 1995 to 2001), and the next one after that
when a major redesign comes around will be a B7, and that's just around
the block...

Cheers,

Pete