KBB.com Best Resale Value Awards. Only 33,870 Miles! Delivers 30 Highway MPG and 21 City MPG! Dealer Certified Pre-Owned. This Toyota Avalon delivers a Regular Unleaded V-6 3.5 L/211 engine powering this Automatic transmission. Window Grid Antenna, Wheels: 17 x 7.0 Dark... via CarSoup