Grocery Rewards may be redeemed on an offered item only if your Rewards balance equals or exceeds Rewards required for that item. Gas Reward savings are limited to 25 gallons for one vehicle per transaction - subject to rounding for Exxon Mobil in-store fuel transactions and/or transaction dollar limits on your payment card set by your financial institution. **Maximum Gas Reward at participating Exxon™ and Mobil™ stations is $1 per gallon of Exxon- and Mobil-branded fuel and up to $1 per gallon at Albertsons Companies Banner gas stations. Concentration and availability of our proprietary additive package may vary based on factors beyond our control. Actual benefits are based on continuous use and may vary depending on vehicle type, driving style, and gasoline previously used. *Based on comparison of Synergy Supreme+ gas compared to Synergy regular gas in port fuel injected engines. Walmart+ discount available at participating Exxon and Mobil stations. Find Gas Stations Near Me | Exxon and Mobil