There are three variations of Soul's to choose from: Base Soul, Soul +, and Soul !. The Base front-wheel drive, five-passenger Soul is powered by a 138-hp 1.6-liter four-cylinder engine with power being delivered through a six-speed manual or optional six-speed automatic transmission. All the other trims are powered by a 164-hp 2.0-liter four cylinder engine attached to a six-speed manual or six-speed automatic transmission. Standard safety features on all models include electronic stability control, traction control, four-wheel anti-lock disc brakes, six airbags, active front head restraints, and hill assist control, and a tire pressure monitoring system. For 2012, the Kia Soul receives a refresh which includes redesigned front and rear bumpers, headlights, and brake lights. On the mechanical side a new 1.6-liter gasoline direct injection (GDI) engine, more powerful 2.0-liter engine, new six-speed manual and six-speed automatic transmissions, are offered. On the features side, a navigation system, UVO infotainment system, hill assist control, and available idle stop-and-go technology, is available.