Expanded to three vehicles in 2005, the Scion lineup for 2006 includes the affordable xA hatchback, the handy xB wagon and the fun-oriented tC two-door sport coupe. The 2006 Scion iA features some exterior design enhancements such as mirror-mounted turn signal indicators and altered side skirts. New wheel covers are found on the 2006 xB consisting of three designs. All 2006 Scion models are equipped with audio connections for popular digital music players. An optional dashboard control system was also part of the Scion vehicle line. Scion Release Series models of all three models will be made available during the 2006 model year existing as limited-production exclusive vehicles.