This deal seems to come around every few months or so but I stumbled onto it today while getting some oil at HD. Formula Shell 5W-30 and 10W-30 both on sale at $9.88 (or $1.98/qt). One of the better cheap conventional oils you can buy per bobistheoilguy.com.
https://www.homedepot.c
https://www.homedepot.c