The WEX Bank is a fuel card from WEX Bank. Rewards: Rebates per gallon at Shell (in network) by gallons per billing cycle: 1-1,000 1 cent; 1,001-4,000 2 cents; 4,001-7,000 3 cents; 7,001-10,000 4 cents; 10,001-25,000 5 cents; 20% off maintenance at participating Jiffy Lube locations. Loan terms: Choice of Pay in Full (balance paid in full each month) or Pay Over Time (flexibility to carry a monthly balance).