If you want a recession-proof 1980s investment automobile, you want an E30 M3 or any original 911, right? Well, while that might be a smart idea, there’s consistently been one car that’s been worth even more than those market stars; make that the 3-pointed star. When I was a young man in 1987, Road & Track ran a top speed competition between some poster pinups. At that time, I was a super fan of the Porsche 959 in particular, and I was pretty confident before opening the magazine that the technological wonder from Stuttgart would thoroughly outperform the competition, which included a Lamborghini Countach, a Ferrari Testarossa and twin-turbo GTO, a few modified 911s and…a Mercedes-Benz sedan? Yes, it was that test in that magazine that cemented two names into my brain; one was the stunning and surprise winner of the competition, the illustrious “Yellowbird” Ruf CTR which bested Porsche’s own supercar by an amazing 13 miles an hour, and the boxy E-class from Affalterbach – faster than the pinup Lamborghini Countach and million-dollar GTO and just bested by the Miami-Vice superstar Testarossa. Though I don’t know for sure, I’d wager that single test did more for the reputations of Ruf and AMG than any other single article or event. Since that time, the AMG products from Affalterbach have enjoyed a near-legendary status amongst German car fans, but even amongst them there are special models – the 6.0 “Hammers” and the W124 and W126 Widebody models: