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| Performance and efficiency |
| 2.0-liter, dual overhead cam (DOHC), 16-valve, 240-horsepower inline 4-cylinder engine with TwinPower Turbo technology, High Precision Direct Injection, Valvetronic, and Double-VANOS steplessly variable valve timing | Electronic throttle control |
| Brake Energy Regeneration to convert kinetic energy into usable electrical power | Auto Start-Stop function (requires 6-speed manual transmission) |
| 6-speed manual transmission | |
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| Handling and braking |
| Driving Dynamics Control with comfort, sport and sport+ modes | Dynamic Stability Control (DSC), including Brake Fade Compensation, Brake Drying, and Brake Stand-by features, with Dynamic Traction Control (DTC) |
| High-rigidity body/chassis unit with aluminum hood | Aluminum double-pivot spring and strut-type front suspension |
| Central Link rear suspension with cast-aluminum upper transverse links | Vehicle-speed-sensitive Electric Power Steering with Servotronic power assist |
| 4-wheel anti-lock disc brakes, ventilated front and rear | Front and rear anti-roll (stabilizer) bars |
| Twin-tube gas-pressure shock absorbers | |
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| Comfort and convenience |
| Manual climate control with micro-filter ventilation | Vehicle & Key Memory |
| Welcome lights with fade-in/fade-out feature, and actuation from remote control | Glove compartment; storage space in doors and behind seats |
| Dual power external mirrors | Through-loading system |
| Center armrest | Rain-sensing windshield wipers and Automatic headlight control |
| 2 cupholders in the center console beneath the center armrest, plus a clip-in cupholder on the center console | Electric interior trunk release |
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| Instrumentation and controls |
| 3-spoke leather-wrapped multi-function sport steering wheel with controls for audio system, cruise control, and Bluetooth® wireless communication for hands-free mobile phone (if so equipped)2 | Bluetooth wireless technology for hands-free calling (if equipped with compatible Bluetooth phone2) and phonebook downloading capabilities (please visit your authorized BMW center for details on standard and optional services) |
| Dynamic Cruise Control | LCD main and trip odometers |
| Service Interval Indicator with miles-to-service readout | 4-function on-board computer |
| Outside temperature display | Power windows with "one-touch" push-pull open/close for driver |
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| Safety and security |
| Dual-airbag Supplementary Restraint System | BMW's Advanced Safety System for integrated deployment of safety features |
| Automatic safety-belt pretensioners | Active Knee Protection |
| Side-impact airbags | Mechanism for disabling the deployment of the front, knee and passenger's-side airbag; includes indicator light (see your BMW Z4 Roadster Owner's Manual for further details) |
| Cornering Brake Control (CBC) | Rollover Protection System |
| Central locking system with double-lock anti-theft feature, selective unlocking and interior locking switch | Coded Driveaway Protection |
| Adaptive Brakelights | Crash sensor that activates Battery Safety Terminal disconnect of alternator, fuel pump and starter from battery; automatically unlocks doors, and turns on hazard and interior lights |
| Anti-theft alarm system with keyhead remote operation and interior motion detector | |