Our spies snapped these images of the 2012 Audi R8 GT Spyder undergoing testing. The new model has the familiar GT body kit, including 19-inch alloy rims and a large rear spoiler. The R8 GT Spyder will sport the same engine as its GT coupe sibling - a 5.2-litre V10 engine capable of 417kW and 540Nm of torque. The new model is capable of rocketing from 0-100 km/h in 3.8 seconds and has a top speed of of 311km/h. The production run of the R8 GT Spyder may be limited to 333 units and is set to make its debut at the September, 2011 Frankfurt auto show.