Memory Package, Performance Cooling Package, Sapele Wood Trim Package, V6 Luxury Level Two Package (Headlamp Washer System, IntelliBeam Headlamps, and Xenon High-Intensity Discharge Headlamps), Light Gray w/Nuance Leather Seating Surfaces, 15 Speakers, 4-Wheel Disc Antilock Performance Brakes, 4-Wheel Disc Brakes, ABS brakes, Air Conditioning, AM/FM radio, AM/FM Stereo w/DVD-Based Navigation, Auto-dimming door mirrors, Auto-dimming headlights, Auto-leveling suspension, Automatic temperature control, Bluetooth For Phone, Brake assist, CD player, Delay-off headlights, Dual front impact airbags, Dual front side impact airbags, DVD-Audio, Electronic Stability Control, Emergency communication system, Four wheel independent suspension, Front dual zone A/C, Front fog lights, Fully automatic headlights, Garage door transmitter, Headlight cleaning, Heated Steering Wheel, Heated/Ventilated Driver & Front Passenger Seats, High-Intensity Discharge Headlights, HVAC memory, Inside Rear-View Auto-Dimming Mirror w/OnStar Ctrls, Leather steering wheel, Limited-Slip Differential, Memory seat, MP3 decoder, Overhead airbag, Power door mirrors, Power driver seat, Power steering, Power Tilt-Sliding Sunroof w/Express Open, Power windows, Rear Spoiler, Remote keyless entry, Security system, Speed-sensing steering, Spoiler, Steering wheel memory, Telescoping steering wheel, Tilt steering wheel, Traction control, Universal Home Remote, Weather band radio, and XM Radio. This 2011 STS is for Cadillac fanatics who are searching for that pampered, one-owner gem. It scored the top rating in the IIHS frontal offset test. It will save you money by keeping you on the road and out of the mechanic's garage.