C 300, Polar White, AMG Silk Beige w/Leather Upholstery. Priced below KBB Fair Purchase Price! Odometer is 4252 miles below market average! Polar White 2020 Mercedes-Benz C-Class C 300 RWD 9-Speed Automatic 2.0L I4 Turbocharged 24/35 City/Highway MPG Awards: * JD Power... via vAuto, Inc.