The Lincoln MKS is an all-new full-size vehicle based on the platform of the Ford Taurus. The vehicle serves as a replacement for the Lincoln LS, which was discontinued after the 2006 model year. The 2009 MKS ups the ante over its predecessor, with significant improvements in style, comfort and available features. Interior appointments slant towards the upscale, and drivers will likely be pleased with the overall attention to refinement. Fuel efficiency for the 2009 Lincoln MKS comes in at an estimated 24 mpg on the highway. The entry fee for the upscale sedan is approximately $38,500 and all models come with a 4-year/50,000-mile basic warranty.