The 2006 BMW X5 belongs to the first generation of BMW's pioneering luxury SUV lineup, designed to deliver both performance and versatility. This midsize luxury crossover comes with various engine options, including a 3.0L inline 6-cylinder engine delivering 225-hp and a 4.4L V8 engine generating 315-hp, paired with a six-speed automatic transmission. An optional 4.8L V8 engine producing 355-hp is also available in the 4.8is trim. The all-wheel-drive system is standard across all trims. Technological features include a premium sound system, an available navigation system, and optional rear-seat entertainment system. Safety-wise, the 2006 X5 boasts stability control, multiple airbags, and available parking sensors. For 2006, a panoramic sunroof became a standard feature, and a hands-free Bluetooth phone interface was introduced.