The 2013 Lexus GS F Sport has taken down the likes of the BMW 535i, Audi A6 and Infiniti M37 in previous comparisons, and is our reigning king of the luxury performance sedan segment. The new 2014 Cadillac CTS Vsport brings two turbos, over 100 more horsepower, and a history of excellent track-day capability to the table, but weighs over 100 lbs. more than the Lexus. Can the light, balanced, and nimble Lexus hold its own against the American powerhouse Cadillac CTS V Sport? On this episode of Head 2 Head, Jonny Lieberman takes both cars to the testing grounds, canyon roads, and finally the racetrack to find out.