Cadillac Ciel Concept Packs Hybrid Tech, 425 Horsepower, Other Fancy Green Stuff

Hot on the heels of the announcement that Cadillac will be receiving a classy coupe version of the Chevy Volt comes yet another Caddy concept. Called the Ciel and unveiled yesterday at the Pebble Beach Concours d’Elegance, this huge concept gets power from a 425 horsepower twin-turbo V6 and an advanced hybrid drive system.

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