Porsche has revealed details on their next iteration of their 2012 911 Carrera 4 and 911 Carrera 4S. Available in four models as a coupe or convertible, with all four models featuring the latest version of he active AWD Porsche Traction Management (PTM) system that maintains a rear drive bias while providing increased grip in all conditions. Compared to their rear-drive siblings, the new models have rear wheel arches that extend out almost an inch wider and the red light band that connects the taillights also has a unique look. According to Porsche, the 911 Carrera 4 Coupé with its 3.4-liter pushes out 350 hp and can go from rest to 60 mph in 4.3 seconds (the convertible is 4.5 seconds), while top speed can reach 177 mph. Both coupe and convertible version of the 911 Carrera 4 S each have a 3.8-liter rear-mounted boxer engine that produces 400 hp, allowing it to go from 0-60 mph in 3.9 seconds (the convertible does it in 4.1 seconds), with a top speed of 185 mph (convertible is 183). The 2013 911 Carrera 4 will cost $91,030 and the 911 Carrera 4 convertible will be $102,930. The 911 Carrera 4S will have a base price of $105,630 and the Cabriolet will start at $117,530.