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Ariel Atom 700 is a turbo-supercharged 700-hp track weapon

If you're willing to ditch sleek supercar looks and just about every automotive creature comfort in the pursuit of pure performance, you might consider the Ariel Atom 3. Powered by a 2.4-liter Honda I4 engine cradled in an exoskeletonlike frame, the Atom 3 boasts a 0-to-60-mph time of just 2.9 seconds But maybe those performance numbers just aren't enough for you. If so, Piedmont, S.C.-based DDMWorks might have a solution.

Hennessey unveils VelociRaptor SUV

From the folks who brought you the Venom GT and countless other cars and trucks capable of putting up ridiculous numbers, Hennessey Performance is back with another concoction, the VelociRaptor SUV. Based on the standard Ford F-150 Raptor, the truck is converted to a full-size SUV (think Ford Excursion) with seating for up to eight people. Though it's based on the Raptor, don't expect to go extreme off-roading with it, as Hennessey states that this car is intended for on-road use, as well as light to moderate off-roading.

Cadillac goes Skynet with Super Cruise system

Cadillac is road-testing a Super Cruise system that is capable of automatic steering, braking and lane centering during highway cruising. The first version of the system will be found on the ATS and XTS sedans. “Super Cruise has the potential to improve driver performance and enjoyment,” said Don Butler, vice president of Cadillac marketing.