The TechArt GT Street RS crushed the previous track record at Sachsenring by over 4 seconds, handily beating the Lamborghini Murcielago LP 670-4 SuperVeloce.

Fresh off the unveiling of the Porsche 911 Turbo a little over a week ago, details and pictures have just been released for the new 2010 Porche 911 GT3 RS, a race-bred "purist" model that's the ultimate street legal machine. The RS (which stands for RennSport) features a modified version of the GT3's 3.8-liter naturally aspirated flat six that bumps power up to 450 bhp, a 15 hp increase.

Porsche has just released details on the new 2011 Turbo S. This new supercar sports a 530 hp engine with 516 lb-ft of torque.

Back in 2005, RUF Automobile released the Rt 12, based on the Porsche 997, with massive 650 horsepower. Now the German super-tuner has decided it was time for an update. The RUF Rt 12 S gets a little more get up with 685 horsepower which is good for a top speed of 224 mph.

9ff has a special tuning program for the Porsche 911 GT3 and GT3 RS that can deliver 750 hp, 850 hp or even an insane 1,000 hp. Hence, the vehicles are named GTurbo750, GTurbo850 and GTurbo1000. The 9ff GTurbo package includes engine mods and an aero kit along with some other nice options.

Porsche tuning specialists 9ff have released a high performance kit for the Porsche 997 Turbo dubbed the DR700.

The Swiss tuners from Mansory are ready to impress all the visitors at the Geneva Motor Show with this new Porsche 997 Turbo.

Here we have a customers car from the American based tuners at Vivid Racing, a Porsche 997 C4S that received some expensive parts.

Being one of the premier addresses for stylish and refined Porsche tuning, Gemballa has earned itself a worldwide reputation over the course of time. Thanks to its outstanding expertise.

Roock AutoSport is an industry leader in Porsche tuning established in 1984, and celebrating their 10th Anniversary Victory at Le Mans this year. In celebrating they decided to whip up something special: The Roock RST 600 LM Porsche 997 Turbo tuning package and its BAD ASS!

25 Pictures of the TechArt GT Street R Porsche 997 at the 2008 Essen Motor Show in Germany.