Report: Light Weight Audi A5 Hints at Future RS5 Quattro Coupe
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Audi is stoking the fires of speculation about a high performance RS5 Quattro Coupe model by releasing info of a new light weight A5 prototype. Thanks to an aluminum (rather than steel) frame, along with a carbon fiber hood and trunk, the Aluminum A5 prototype weights just 2,888 lbs. That is a total of 242...