GLS trim. EPA 38 MPG Hwy/28 MPG City! CD Player, iPod/MP3 Input, Alloy Wheels, Satellite Radio. KEY FEATURES INCLUDESatellite Radio, iPod/MP3 Input, CD Player, Aluminum Wheels. EXPERTS ARE SAYINGEdmunds.coms review says Thanks to head-turning styling, a fuel-efficient engine, a long list of standard safety features and upscale options, the 2013 Hyundai Elantra stands as a top pick for a compact sedan.. Fuel economy calculations based on original manufacturer data for trim engine configuration. Please confirm the accuracy of the included equipment by calling us prior to purchase.