Tata Technologies, the engineering services company that’s part of Tata, is revealing a compact four-seater called the eMO—short for Electric Mobility. Opel is celebrating its 150th Anniversary this year. BASF is showing off a plastic wheel concept, the world’s first production ready plastic wheel which reduces weight by 30 percent compared to aluminum wheels. All that and more, plus a look at the 2013 Lexus GS.