2011 BMW 5 Series 4dr Sdn 550i xDrive AWD

4.4L 32-valve twin-turbocharged V8 engine -inc: 4-overhead camshafts, piezo direct fuel injection, double-VANOS steplessly variable valve timing

Direct ignition system w/knock control

Engine start/stop button

Electronic limited-slip differential

xDrive all wheel drive system

Electronically controlled engine cooling (map cooling)

Front multi-link double-wishbone aluminum suspension

Rear multi-link integral-V aluminum suspension

Twin-tube gas-pressure shock absorbers

Vehicle-speed-sensitive variable-assist (Servotronic) variable-ratio power steering

Brake energy regeneration system

2-way pwr moonroof -inc: remote expanded "one-touch" operation, anti-trapping feature, sliding interior sunshade

Xenon headlights -inc: dynamic auto-leveling, LED corona headlight-rings, cornering lights

Adaptive headlight control

Automatic headlight on/off control

Front foglights

Adaptive brake lights

Power adjustable heated folding body-color sideview mirrors -inc: mirror memory, automatic tilt-down of passenger side mirror (when car is shifted into reverse gear)

Auto-dimming exterior sideview mirrors

Rain-sensing windshield wipers w/adjustable speed

HD Radio w/"multicast" FM station reception

Satellite radio preparation

High-fidelity 10-speaker sound system -inc: (3) tweeters, (5) mid-range speakers, central bass speaker under each front seat, 180-watt analog multi-channel amplifier

Fold-up rear seat center armrest

Floor mats

Power tilt & telescopic steering wheel -inc: automatic tilt-up for easy entry & exit, steering wheel memory

Black Panel display technology

Electronic analog speedometer & tachometer

iDrive system -inc: on-board computer, controller, (8) programmable memory buttons

Condition-based service display w/additional functions accessible through iDrive system

Service interval indicator & expanded check control vehicle monitor system

Power windows -inc: key-off & "one touch" up & down operation both front & rear, anti-trapping feature, opening from remote, closing from exterior lock

Vehicle & key memory

Integrated 3-button universal garage door opener

Hard drive-based navigation system -inc: voice feedback, voice command system, real time traffic information, online information services

Micro-filter ventilation system -inc: replaceable active-charcoal filters

Rear window defroster

Glove compartment

Dual cupholders in front & rear

Open storage compartments in all doors & front seatback storage

Auto-dimming interior rearview mirror

Dual front sun visors w/illuminated mirrors

Front map lights & rear reading lights w/separate controls for the left & right

Interior courtesy lights w/auto-dimming function

Interior ambiance lighting

4-wheel ventilated anti-lock disc brakes (ABS) -inc: composite front rotors, dynamic brake control (DBC), brake pad wear indicators

Dynamic stability control (DSC) -inc: brake fade compensation, start-off assistant, brake drying, brake stand-by features, dynamic traction control (DTC)

Hill descent control (HDC)

Interlocking door anchoring system to help protect against door intrusion in side impacts

Driver & front passenger airbag supplemental restraint system (SRS) w/advanced technology -inc: dual-threshold, dual-stage deployment, front-passenger seat sensors designed to prevent unnecessary airbag deployment

Front seat side-impact airbags

Front & rear seat head protection system (HPS)

BMW Assist Safety Plan -inc: (4) years of automatic collision notification, emergency request, enhanced roadside assistance, door unlock, stolen vehicle recovery, customer relations, TeleService; MyInfo lets you send business locations & street addresses directly to your BMW & navigation system (if so equipped)

BMW's Advanced Safety System for integrated deployment of passive & active safety features

Crash sensor that activates battery safety terminal disconnect of alternator, fuel pump & starter from battery, automatically unlocks doors, turns on hazard & interior lights

3-point safety belts w/force limiters & head restraints at all seating positions

Front safety belts w/automatic pretensioners

Acoustic safety-belt warning

Active head restraints for driver & front passenger

LATCH attachments on child-restraint safety installation

Child safety rear door locks

Emergency interior trunk release handle

Tire pressure monitor