https://www.live-feeds.com/feed/costco-is-rationing-oil-and-doubling-its-price-as-supply-dwindlesContinuously updated, source-cited coverage. https://www.live-feeds.com/feed/costco-is-rationing-oil-and-doubling-its-price-as-supply-dwindleshttps://www.live-feeds.com/feed/costco-is-rationing-oil-and-doubling-its-price-as-supply-dwindles#u68743Tue, 15 Sep 2026 08:20:37 +0000Costco is restricting customer purchases of motor oil and nearly doubling the price of its Kirkland Signature brand. A two-pack of five-quart full-synthetic motor oil rose to roughly $58, compared to about $30 last year. Retail locations have instituted strict limits per member as global supply chains tighten. The sudden pricing shift and purchase caps affect vehicle owners performing routine maintenance across the United States, bringing the effects of broader commodity strains directly to warehouse shoppers.Why it mattersThe restrictions reflect tightening supplies in global lubricant market