https://www.americanexpress.com/en-us/benefits/offers/?
select American Express Cardholders: $5 Statement Credit (Up to 3x) when you spend $25 or more w/ your enrolled Amex Card and make a single, standalone purchase at an Exxon or Mobil Gas Station w/ purchase of Synergy Supreme+ Premium Fuel at the pump/via the Exxon Mobil Rewards+ App. Offer valid through November 4, 2021 or while offer last.
select American Express Cardholders: $5 Statement Credit (Up to 3x) when you spend $25 or more w/ your enrolled Amex Card and make a single, standalone purchase at an Exxon or Mobil Gas Station w/ purchase of Synergy Supreme+ Premium Fuel at the pump/via the Exxon Mobil Rewards+ App. Offer valid through November 4, 2021 or while offer last.