[xoxoxoBruce]

Upholstery and rugs, fugetaboutit. Electronics kind of depend on whether it was fresh or salt and if they were powered when they submerged. Wire harnesses try to reclaim the copper because they are probably corroded inside, plus most of them run at floor level these days.

However there's a shitload of plastic and metal parts that can be cleaned, glass can be reused. Mostly it depends on demand, parts for a Camry are more in demand than parts for a Rolls, and if the parts are cheap enough new to bother salvaging them.