Pennzoil Ultra Platinum 10W-30 $15 AR Amazon Prime only.

https://smile.amazon.com/gp/produ…UTF8&psc=1
Rebate:
http://www.pennzoil.com/en_us/pro…5hbDE3Lw==
25 bucks shipped – 10 dollar rebate from Pennzoil.
The maximum rebate amount is 48 dollars. I purchased 5 jugs and got back a 48 dollar rebate in about a month. Pretty easy rebate, too. Nothing to mail in, you can submit your receipt online.