Legendary Porsche customizer Magnus Walker drops by Jay Leno’s garage again, this time to tell us about his 1972 Porsche 911 72STR 002; the car describes as his best built to date. What Magnus does, in essence, is restoring old Porsche 911s. But in doing so he adds his own signature touches to the cars, and that’s what makes them unique. To the fans of classic 911s, these cars are like artworks on wheels.