While internetautomart gives great prices, sometimes you just need that dealer only part.

I did a quick search of a few parts I needed and abcnissanwholesale.com was cheaper than Courtesy Nissan by a few dollars in each case. Plus, since ABC Nissan is here in Phoenix, I don't even need to pay shipping or wait for the UPS man.

abcnissanwholesale.com was even cheaper than autozone and napa for traditional items like air filters, but I can't say that'll be the case in all situations.

Just wanted to share another good source for parts.

Disclaimer: I don't work for ABC Nissan and get no kickback for this. Your experience with pricing may vary.