Porsche is getting in on the diesel craze with its first diesel-powered vehicle ever offered in the U.S. The 2013 Cayenne will be available with a turbo-diesel V6 option pumping out 240 horsepower, permanent all-wheel drive and a staggering 406 lb-ft of trailer-towing torque. That’s enough power to propel the super-SUV to 60 in 7.2 seconds and 135 miles per hour on the track. That’ll outrun your neighbor’s base Cayenne by .2 seconds, but don’t try to take on a Cayenne Turbo (0-60 in 4.4 seconds). Funk Flex