The Mercedes-Benz 190 E 2.5-16 Evolution II homologation special launched in 1990 in a limited run of 502 cars. It’s an icon of the era, and now HWA wants to recreate the magic by building a modern example. HWA’s car is known the HWA Evo, and just 100 will be built, each priced at around $780,000. Hyundai is out testing a prototype for a large…