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Costco Sale – Kirkland Signature Motor Oil 10-Quarts $21.99

Kirkland Signature Motor Oil 5W20 Costco

*UPDATE* 9/11/20. Kirkland Signature Full Synthetic Motor Oil is formulated to reduce wear on critical parts and maximize fuel economy. Select Costco locations have the Kirkland Signature Motor Oil (2) 5-Quart on sale for $21.99 (after instant savings), now through September 27, 2020. That is $3 off Costco’s regular price of $24.99. While supplies last. Costco’s online price is higher due to S&H and is available while supplies…