Costco building
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Costco is known for always having great deals on everything from bulk household items to food to appliances. But every month, Costco releases a new batch of deals that allow Costco members to save even more on its already low prices.

Budget: 20 Ways to Pay Less at Costco
Find Out: How Much Does a Costco Membership Really Save You?

GOBankingRates scoured the September 2021 Costco Coupon Book to find the best deals of the month, which include hundreds of dollars off laptops, furniture and more. These deals are available for Costco members to shop from Sept. 1-26 — so shop ASAP to make sure you don’t miss out on these deep discounts.

Last updated: Sept. 2, 2021

T-Mobile subscribers (or those who switch to T-Mobile) can score a $400 discount on the Samsung Galaxy S21 Ultra 5G 128GB smartphone. This deal is available in the warehouse only, and there is a limit of five phones per customer.

Positano 3-Piece Leather Living Room Set

  • Regular price: $4,399.99
  • Sale price: $3,499.99

Save $900 on this three-piece living room set, which features a sofa, loveseat and chair. The set is available in brown and gray.

  • Regular price: $799.99 (for queen size)
  • Sale price: $624.99

With a $175 discount available, now may be the perfect time to upgrade your mattress. This Sealy mattress is available in both firm and plush.

You can save $50 on the Ring Video Doorbell 3 Plus this month.

This LG TV features an α7 Gen 3 processor 4K, native 120Hz refresh rate, Dolby Vision IQ and Dolby Atmos Audio, as well as a Magic Remote. A comparable television is for sale on LG’s site for $1,699.99.

This Ninja oven can air fry, roast, broil, bake, toast and dehydrate. Plus, it flips up and away for easy storage.

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About the Author

Gabrielle joined GOBankingRates in 2017 and brings with her a decade of experience in the journalism industry. Before joining the team, she was a staff writer-reporter for People Magazine and Her work has also appeared on E! Online, Us Weekly, Patch, Sweety High and Discover Los Angeles, and she has been featured on “Good Morning America” as a celebrity news expert.