2006 R350 AMG 4matic HEATED SEATS, LEATHER, and NAVIGATION. Hill Ascent Control, Hill Descent Control, 21.1 GALLON FUEL TANK, FRONT/REAR STABILIZER BAR, Permanent 4-wheel drive, Electronic stability program ESP, Electronic Brake Force Distribution, Pwr rack & pinion steering w/integrated hydraulic damper, 17 x 7.5 7-spoke aluminum wheels, 4-wheel electronic traction system 4-ETS+, 235/65HR17 all-season performance tires, 4-channel anti-lock braking system w/brake assist, 3.5L DOHC SMPI V6 engine w/variable intake/exhaust timing, Pwr internally vented front/solid rear disc brakes, DUAL ILLUMINATED VISOR VANITY MIRRORS, Velour carpeting/floor mats, Stainless-steel door sill trim, Rear window defroster w/auto-shutoff based on time/exterior temp, 8-way pwr front seats w/adjustable headrests drivers adjustable lumbar, Automatic anti-theft alarm system w/towaway protection, 8 speaker audio system w/automatic speed-sensitive volume adjustment, Fiber-optic communication among components, 12-volt pwr outlets located in ashtray & below glovebox, Net pockets on front seatbacks & front RH footwell, M-B Tex upholstery w/leather front seat inserts, Integrated 3-button HomeLink compatible garage door opener, Touch turn signals flashes 3 times w/1-touch, Polished Birdseye wood trim, Leather-wrapped steering wheel w/audio/multifunction controls, Pwr windows w/1-touch express up/down feature, Illuminated glovebox w/auxiliary input jack for MP3 player, Carpeted cargo area-inc floor mounted tie-down