Costco Everett Gas Prices (2024)

FAQs

Is Costco Premium gas 91 or 93? ›

Q: What products do you sell? A: Regular and ​p​remium ​gasoline, and ​d​iesel at select locations. Gasoline ​octane can vary by state, but at Costco, it's typically 87 octane for Regular and 91 octane for Premium Gasoline.

It's good for your car

The fact that gas is cheaper at Costco doesn't mean it's lower in quality. The company offers Kirkland Signature gasoline, which is formulated to improve vehicle performance and fuel economy. Costco says the gas also reduces emissions, making it better for the environment.

Where does Costco gasoline come from? The gasoline from you local Cosco comes from the same terminal as the rest of your local gas stations. The only difference is that is doesn't get the proprietary additive package added to it that you pay extra for from Shell or Chevron or whatever your local options are.

Costco Gasoline

Launch the app and tap the Warehouse icon at the bottom of the screen. Tap the pin of the warehouse you want to view gas prices at. You will be taken to the Warehouse details page. View the warehouse's hours and current gas prices.

Costco is listed as a TOP TIER™ gasoline retailer. Find out more at www.toptiergas.com. Kirkland Signature™ Gasoline contains five times the EPA detergent requirement in both regular unleaded and premium grades, and is formulated to clean your engine and help your vehicle run like new.

In this way, combustion is carried out in a much smoother and more efficient way. This means that premium 93 octane gas has a higher performance. In addition, it is also very likely that fuel consumption will be lower than if we use 87 or 91 octane gasoline.

“You save approximately 20 cents a gallon at Costco over other local vendors,” says David Schwartz, who together with his wife Susan authored “The Joy of Costco”. “That's something we have seen time and time again across the country.”

As gasoline prices fall, Costco does not lower prices at the same pace it raises them when prices are climbing. This allows the company to recoup some of the profits lost by doing the reverse when prices were rising.

The short answer is that unlike pretty much every other retail business that sells gasoline, Costco doesn't care about making money from its gas pumps. In fact, Costco typically sells its gas at a moderate loss. Why would Costco do this? It's not an act of charity.

Who owns Costco? ›

Costco is mainly owned by institutional investors, who own over 70% of shares. The largest shareholders in December 2023 are: The Vanguard Group (9.10%) BlackRock (6.90%)

You can save on electronics and enjoy extended warranties

Plus, when you buy electronics at Costco, you get a free second-year warranty included for peace of mind. You also get free tech support, so if you run into any issues setting up or using your devices, you can reach out for help.

Premium gas is also often called high-octane gas thanks to its octane rating of 91 to 94. Regular gas typically has an 87 rating, while the 88-90 range is considered midgrade. Premium gas drives performance in specific engines, but the idea that it's more fuel efficient is a myth.

Regular (the lowest octane fuel–generally 87) Midgrade (the middle range octane fuel–generally 89–90) Premium (the highest octane fuel–generally 91–94)

Premium gasoline is generally considered any type of gasoline with an octane level of 91 or greater, with 91 octane and 93 octane being the most common versions of premium gasoline available at gas stations in the United States (93 octane gasoline may be called “ultra” or “super-premium” in some cases).

Synergy Supreme+ premium gas generally has an octane level of 93, but may be blended and sold at an octane level of 91 or 92 in certain areas of the US. So what are some of the benefits of premium gas with a high octane level? Octane ratings are a measure of fuel stability.