Costco Gasoline
Fuel Articles and Resources
The Costco Connection Articles
• International Expansion - July 2018
• Loyalty Programs - January 2018
• Low Employee Turnover - October 2017
• Summer Driving Tips - April 2017
• Fuel Quality and Value - October 2016
• Gas Buddy Low Price Award - July 2016
• Fire Code Safety - April 2016
• What is Octane - January 2016
• Winter Fuel Economy - October 2015
• Nozzle Flow and Filtration - July 2015
• High Quality Gasoline Additives - April 2015
• Making the Grade: Kirkland Signature adds value to the gas pump - April 2014
Additional Resources
How Our Fuel Works
Deposit Control Additives
Take a look inside your engine to see how the powerful additives in Kirkland Signature™ Gasoline help keep your vehicle running like new.
Gasoline Direct Injection
Learn about GDI engines and why it's important to use a quality gasoline that contains high levels of deposit control additive.