FUEL EFFICIENT 33 MPG Hwy/28 MPG City! GT-Line trim, Neptune Blue exterior and Black interior. KEY FEATURES INCLUDE Sunroof, Back-Up Camera, iPod/MP3 Input, BluetoothÂ, Aluminum Wheels. Kia GT-Line with Neptune Blue exterior and Black interior features a 4 Cylinder Engine with 147 HP at 6200 RPM*. EXPERTS ARE SAYING AutoCheck One Owner Horsepower calculations based on trim engine configuration. 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.