there are alot of cars you could buy for under 2000 your not going to find a very fast one but maybe a used 90s civic you could look around for classic muscle cars that need some work, you could look at 80s and 90s nissan sentra, maximas, mitsubishi eclipse, nissan 240 sx, dodge stratus, dodge intrepid, mitsubishi 3000 gt, pontiac grand prix, scion tc, you can always find cheap performance parts like k and n air filters cold air intakes nitrous turbo superchargers to boost the cars performance a couple hp most of these cars hp range from 150 to 200 most upgrades you can do yourself to save time and money of taking it to a shop.