In this episode of Ignition, presented by Tire Rack (http://www.tirerack.com), there is big news in the power department: The Infiniti Q50 gets an all-new, 400hp, twin-turbo V-6 with roots in the Nissan GT-R engine. The new 3.0L, direct-injected VR-series bolts to a seven-speed automatic and is good for a 0-to-60-mph run in just 4.5 seconds. This is a seriously quick rear-wheel-drive luxury sedan—but the even bigger news is what’s happening at the front wheels. As an option, the Q50 has a new ve
آی-ویدئو