Clothes and accessories are more straightforwardly signaling devices. Cars are interesting because they split the quality vs. signaling divide. To some of my friends, the point of a good car is to be seen in it. To others, like my dad, the point of a good car is what you can do with it alone on a country road. If may only leave the garage when you're taking it out for fun; you roll up to work, social occasions, etc. in your more ordinary daily driver.