Black Sand Pearl exterior and DARK CHARCOAL interior. BluetoothÂ, iPod/MP3 Input, Premium Sound System, Satellite Radio. KEY FEATURES INCLUDE Premium Sound System, Satellite Radio, iPod/MP3 Input, BluetoothÂ. Scion xB with Black Sand Pearl exterior and DARK CHARCOAL interior features a 4 Cylinder Engine with 158 HP at 6000 RPM*. EXPERTS REPORT CarAndDriver.com explains The boxy xB invented the compact box-on-wheels segment, but it grew in size in its second generation and is now bigger than most of the competition.. Horsepower calculations based on trim engine configuration. Please confirm the accuracy of the included equipment by calling us prior to purchase.