MP3 Player, KEYLESS ENTRY, 38 MPG Highway, . The 2018 Hyundai Elantra has a lot of features available not common to cars in this class. Elantra features a class exclusive hands-free smart trunk for easy loading/unloading. The newly designed interior still gives you more total space and more cargo volume. The Elantra sedan offers heated seats for both front and rear passengers. The dual-zone automatic temperature control system with CleanAir Ionizer and Auto Defogging System is standard on Elantra Limited. A 2.0L 147-hp engine is standard and is mated to a 6-speed automatic transmission offering up to 38 MPG HWY. Drive Mode Select adjusts both throttle response and steering effort between three modes: Normal, Eco or Sport, by simply touching a button. The Elantra also features available Automatic Emergency Braking with Pedestrian Detection. If a collision is imminent and the driver does not react, the system deploys Automatic Emergency Braking. Also available are features such as Lane Departure Warning with Lane Keep Assist, Smart Cruise Control, Blind Spot Detection with Rear Cross-traffic Alert and Lane Change Assist.