Either a u-pull-it yard or online at rockauto
Cheap auto parts are best found at your local dealer. Even in Connecticut, there should be a dealer that can get a good deal on parts for your particular car.
You can buy cheap auto parts at best buy and Wal-Mart and Napa or you can check out the following sites online at www.autopartsway.ca/ , and www.hondacontest.ca/
The best place to get the best Mustang parts cheap is www.Americanmuscle.com(you can copy/paste that if you would like)
While parts for the Audi A4 are readily available on auto part websites, they are not easy to find at most local auto stores such as Oreilly's or AutoZone. The best local place to look for cheap parts for any car would be local junk yards, an Audi dealership (for used parts) or the local classifieds.
The best place to find used auto parts is in your local salvage yard. You can also find parts for you car on line at the following site..www.autopartsplace.com/
This is where I go to get my auto parts. They have pretty good prices. Auto zone
There is a site called International Auto which offers a range of auto parts for lots of different automobiles. This site would be a good place to visit to purchase foreign auto parts.
The best place to sell auto parts is in a local store in a neighborhood where there are cars. You can also target a wider market range by selling on the Internet.
The best place to check would be at an auto specialty shop, like Pep Boys or O'Reilly Auto parts. If you can't find one there, try Sears or the dealership of your car.
If you want cheap auto parts, you would be best off going to a pick-a-part car lot. They have very cheap parts. Most cars are reposed cars, so they are in good shape.
www.netquote.com can help you find the cheapest.
I have found that Auto Parts Wholesale is a site that offers a wide range of different auto parts. The best place to find information about Auto Parts Wholesale would be to visit their website.