The FX37 comes standard with 18-inch alloy wheels, automatic xenon headlights, foglights, a sunroof, power-folding heated outside mirrors, keyless ignition/entry, a power liftgate, leather upholstery, dual-zone automatic climate control, heated eight-way power front seats, an auto-dimming rearview mirror and a tilt-and-telescoping steering wheel. Standard electronics include a back-up camera, Bluetooth and an 11-speaker Bose surround-sound audio system with a six-CD changer, an iPod/USB connection, an auxiliary audio jack and satellite radio. The FX37 Limited Edition features all-wheel drive, exclusive paint, 21-inch wheels, dark-tinted adaptive xenon headlights and some features from the Premium package, including driver seat memory, the navigation system and the parking camera system. Additional option packages aren't available for the Limited Edition. Standard safety features for the 2013 Infiniti FX37 and FX50 include antilock disc brakes, front seat side airbags, full-length side curtain airbags and traction control and stability control.