Costco is offering various deals and new items in November, with some outlets reporting 11 notable finds and others citing 12 or 15 new deals. The exact number and nature of the deals are unclear, with some sources also referencing unrelated promotions, such as a coupon book from June 2026 and December 2025 coupons. Some specific products, like the Quest 3S, are mentioned as being available at a discounted price at Costco.