and also teams may help you get recongized quicker by sponserships,magazines, and car shows like alot of people know cars just by the team their in. like "oh yeah thats that one mr2 in xlr8shen" or "yeah man that elite eclipse is bad ass" but you wouldnt know which car i was talkin about unless i said the team name

its all about representation, some people like the feeling they get by the need to represent or be about something.