WalMart (and a slew of other retailers) is offering Quaker State 5-Quart Synthetic Motor Oil (Assorted)for $21.97 - $10.00 Mail-in Rebate=$11.97. Choose free in-store pickup where available to save on shipping & handling fees. If you are in need of an oil change and don't want to head the DIY route, check out beestar's threadto see how to get a great price on an oil change using this deal. If you're looking for 1-quart bottles instead, Advance Auto Partshas them for $7.99 - $2 Mail-in Rebate=$5.99with free in-store pickup.Full list of participating retailers:AAFESAdvance Auto PartsAutozoneFred MeyerKrogerMeijerMenardsNAPA Auto PartsNexcomO'Reilly Auto PartsQuality Food CenterSmith's MarketplaceWalMartOtherRebate ends 12/31/15. Limit 2 x 5-quart bottles and 12 x 1-quart bottles.