TechArt unveils a tuning kit for the Porsche Cayman S, which ups the engine displacement to 3.8L and boosts horsepower to 385 @ 6600rpm. The 0-62 time has also been cut down to just 4.9-seconds, with a top speed of 178mph. Prices start at $128,000. More pictures after the jump.

The car rides on 20 inch wheels with foot-wide tires at the back. The car has electronically adjustable suspension with coil-over dampers. Ride height is dropped by an inch

[via LeftLaneNews]