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Chevy Camaro Z/28 vs. Porsche 911 GT3: Track day shootout

We're in a Barber Motorsports Park garage in Birmingham, Ala., on a brisk morning with pro race-car driver Andy Pilgrim -- along with the Chevrolet Camaro Z/28 and Porsche 911 GT3, the latest, road course-focused street cars for 2014. Cadillac Racing pays Pilgrim to pilot a CTS-V coupe in the Pirelli World Challenge series, but today he is our hired gun to give us top-level feedback around the challenging 2.38-mile circuit. Pilgrim's r

Views of new Jaguar XJ leak out

Here's the proof that Jaguar has finally junked decades of styling heritage with its dramatically detailed new flagship, the XJ sedan. Although there's a family resemblance to the new XF at the front and in the overall, swoopy fastback shape, Jaguar is entering new territory with the rear styling of the car. In a European context, the rear lights nod toward Italian brand Lancia, and a breakthrough feature is the wraparound, dark-colored panel on the D-pillar, which follows the outline of the sloping rear glass.

Nissan pits GT-R vs. Leaf Nismo RC vs. Altima V8 Supercar

Nissan had a little fun at the Clipsal 500 in Adelaide, Australia earlier this month. For an exhibition, it pitted its Leaf Nismo RC versus its Nissan GT-R road car and the Nissan Altima V8 Supercar. Thankfully, the whole contest was recorded for posterity.