Walmart~ 5qt. Valvoline Motor Oil as low a $12

Valvoline 10W-30 Premium Conventional Motor Oil, 5 qt. $15ea. 

Use (1)  $3.00 off ONE Valvoline's Conventional Motor Oil

Pay $12

Valvoline SynPower 5W-30 Full Synthetic Motor Oil, 5 qt. $22.97ea. 

Use (1)  $6.00 off ONE Valvoline's SynPower™ Motor Oil

Pay $16.97ea.