2016 Mercedes-Benz S550 Plug-In Hybrid: First Drive2016 Mercedes-Benz S550 Plug-In Hybrid: First Drive
The 2016 Mercedes-Benz S550 Plug-In Hybrid luxury sedan will arrive in the U.S. next spring. We’ve now driven a prototype of the U.S.-spec car, which is quiet, luxurious, and likely to carry a six-figure price tag....