FUEL EFFICIENT 31 MPG Hwy/21 MPG City! LT 3.5L trim. Onboard Communications System, Remote Engine Start, Dual Zone A/C, Flex Fuel, iPod/MP3 Input, CD Player. AND MORE!======KEY FEATURES INCLUDE: Flex Fuel, iPod/MP3 Input, CD Player, Onboard Communications System, Remote Engine Start, Dual Zone A/C. Rear Spoiler, Keyless Entry, Remote Trunk Release, Bucket Seats, 4-Wheel Disc Brakes. ======EXPERTS REPORT: Edmunds.com explains As far as coupes go, the Chevy Monte Carlo is spacious and comfortable.. Great Gas Mileage: 31 MPG Hwy. 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.