Only 34,439 Miles! Scores 30 Highway MPG and 21 City MPG! KBB.com Best Resale Value Awards. This Toyota Avalon has a trusty Regular Unleaded V-6 3.5 L/211 engine powering this Automatic transmission.* Stop By Today *A short visit to Gloucester Toyota located at 6357 George Washington Highway, Gloucester, VA 23061 can get you a tried-and-true Avalon today!