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BEST-IN-CLASS
FUEL SERVICES

An icon showing a tick mark superimposed on a shield. Quality Guaranteed

We guarantee our fuel is of high grade quality that meets all EPA standards. We are committed to best-in-class for fuel services and provide an easy fueling experience for our customers. We only use fuel sourced from responsible refineries and terminals that use cleaning detergent additives. This means lower vehicle emissions and maintenance of optimal engine performance.

When we say quality guaranteed, we mean it. We strive to deliver a quality customer experience every time. That's why if you do run into an issue with our fuel, we guarantee to work with you to fix the issue and have you back on the road as quickly as possible.

If you do experience a problem with our Circle K fuel, please follow these easy steps:

  1. 1. Call 800-308-2570 customer service line within 2 days
  2. 2. We will provide information regarding required support documentation
  3. 3. When satisfactory support documentation is provided, we will work with you on reimbursement of any necessary repairs to your vehicle attributable to Circle K Fuel.*
*Circle K will investigate all claims and reserves the right to reject any claim not supported by appropriate documentation".

A phone icon. Customer Service
800-308-2570

Gas station

FREQUENTLY ASKED QUESTIONS

  1. 1. Why should I choose Circle K fuels?

    When we say quality guaranteed, we mean it. Our fuel service is where best-in-class meets easy. We only use high-grade fuel from responsible refineries and terminals that add cleaning detergents. That means you’ll notice fewer emissions and better maintenance so your engine can work its best. We’re always looking for better ways to get you back on the road – count on us to bring you quality fuel and easy fueling.

  2. 2. What if I have a problem with Circle K fuel?

    We're here to help. Part of our quality guaranteed mission means we guarantee we'll get you back on the road. If you experience a problem with our fuel, here's what to do:

    • Call 800 308 2570 customer service line within 2 days of the issue.

    • Our customer reps will help you submit the right documentation to report the incident.

    • After reviewing and verifying your info, we'll reimburse you for any repairs or associated costs related to our fuel.*

  3. 3. Does Circle K fuel meet standards?

    Yep – just ask the Environmental Protection Agency (EPA). EPA’s gasoline standards aim to reduce smog and toxic emissions from fuel burned in cars and trucks. Thanks to the EPA and different state regulations, gasoline sold today in the U.S. is a lot cleaner than it used to be.