- $39 for 10 cents off each gallon of gas up to 500 gallons ($50 value)
Valid at 180 participating CentsOff Marathon locations. Click here to see a full list of participating locations in your area.
CentsOff Marathon allows drivers to enter a code at the pump that drops the price of gas at participating Marathon locations. Your Groupon voucher and redemption code will be used at the pump to instantly obtain a 10-cent-per-gallon discount, with no physical card required.
CentsOff Marathon, powered by Drop Tank
Drop Tank was created to expand the market for fuel discount rewards. Drop Tank’s fuel discount rewards can be used for gifts, promotions, and incentives at thousands of gas stations across the country. Drop Tank’s CentsOff Marathon rewards are redeemable only at participating Marathon locations.
To reap those benefits, you simply need to swipe your CentsOff card at the pump or enter the CentsOff code prior to paying for the gas. From there, you can pay and fill up as you normally would. View the company's how-to videos to learn more.