2015 Dodge Challenger SRT HEMI Hellcat Front Angle Home » 707-Horsepower Dodge Challenger SRT Hellcat Earns EPA Highway Fuel-Economy Rating of 22 mpg » 2015 Dodge Challenger SRT HEMI Hellcat Front Angle Posted on 18 September, 2014 2015 Dodge Challenger SRT HEMI Hellcat Front Angle