The 2013 Toyota Avalon has been officially unveiled, and DARCARS Toyota Frederick has the inside scoop just for you.

The fourth generation of the Japanese automaker's full-size sedan is sportier than ever on the outside. On the inside, it's refined and elegant. And believe us when we say it has the performance to back those looks up. It features three distinct drive modes via driver-selectable switches: Normal, Eco, and Sport.

In Eco mode…