German tuner SpeedART shows a white tuned Porsche 911 Turbo Convertible at the Essen Motor Show 2011. The BTR-II 600 EVO is abbreviation for Bi-Turbo Racer, second generation with 600hp and Evolution-body kit.
The body kit BTR-II EVO consists of a new designed front bumper with spoiler lip and gun-metal frames for more down force and better brake cooling (only EVO-version), side skirts, rear diffuser and a rear spoiler with movable rear wing for an improved aerodynamic and more down force.
Other parts fitted to the car are three-piece screwed forged wheel set type LSC Forged, adjustable speedART sport suspension type street race, sport steering wheel with F1 shift paddles for PDK, stitched interior parts and floor mates, and coloured instrument dials.