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Cadillac Elmiraj Concept debuts over Pebble Beach weekend

When you spell it “El Mirage,” you're talking about the Southern California dry lake where many a hot rod hero made a name back in the day. When you spell it “Elmiraj,” you're talking about Cadillac's latest concept car, a powerfully lengthy coupe that hints at a return of the massive Eldorado from Caddy's past. Either way, it's a big statement.

2011 Audi R8 GT, an AW first look

Three years after it burst onto the supercar scene, Audi has unveiled a hard-core version of its R8 called the GT. Based on the existing mid-engine R8 V10 and incorporating aerodynamic, weight-saving and mechanical developments used by the company's R8 LMS GT3 race car, Ingolstadt will build just 333 copies of the new 560-hp four-wheel-drive performance flagship. Pricing has not yet been revealed, but given the extent of the changes to the new two-seater, buyers should expect a hefty premium over the R8 V10's $147,000 price tag when the GT goes on sale in North America.

Tesla Model X crossover to be unveiled on Feb. 9

Rocketship impresario Elon Musk had previously promised the premiere of the Tesla Model X crossover last month. It's now come out that the electric crossover will be unveiled on Feb. 9 at the company's design studio in Hawthorne, Calif.