sentences:  The carmaker cited necessary aerodynamic changes needed to reduce the concept car's highdrag coefficient of  down to a more efficient .In September 2008, Mazda was reported to be planning PHEVs.On September 23, 2008, Chrysler announced that they had prototyped a plug-in Jeep Wrangler and a Chrysler Town and Country mini-van, both PHEV-40s with series powertrains, and an all-electric Dodge sports car, and said that one of the three vehicles would go into production.