Unique visual appearance. Superior aerodynamic design. Breathtaking performance. Unsurpassed craftsmanship. The TECHART GTstreet Cabriolet program for the Porsche 911 Turbo and 911 Turbo S models combine each of these characteristices. TECHART GTstreet aerodynamic components do not only stand out due to their unique exterior design or finest polyurethane RIM material quality. They always have stand the tests in the wind tunnel as well as on the race track.