Wondering if anybody has a list or website of replacement parts/aftermarket parts for the 2013 Fit.

 

Rock Auto has a decent amount of parts for these vehicles. I guess it would depend on what you are looking for. The factory service manual might have a parts breakdown also.
Parts Geek should also work but I don't have much experience with them.
There are more sites out there.
Amazon/ebay has parts but the search is pretty bad. Its helpful to know what you want when going onto those sites.

 

www.spoon.jp