2015 Toyota Sienna LE. Drive home in your new pre-owned vehicle with the knowledge you're fully backed by the CARFAX Buyback Guarantee. Savor the satisfaction of safety in any condition with this Toyota Sienna. Superior acceleration, unmatched traction and stability as well as a luxurious interior round out the impressive features of this Toyota Sienna. More information about the 2012 Toyota Sienna:The minivan segment is a fiercely contested market in which features, pricing and capacities remain extremely competitive. The current Sienna continues be leader with its strong V6, 6-speed automatic transmission and mileage estimates of 25 mpg on the highway.