2012 ford c-max energi

The U.S. federal tax credit for plug-in vehicles maxes out at $7,500 for cars with batteries that are 16 kWh or larger. The Ford C-Max Energi plug-in hybrid doesn't have that big of a pack, so the most the feds will grant you for buying one is $3,750. Still, the Energi's just-announced price of ...