The Porsche 997 BiTurbo is the newest performance package which the German tuner SKN has recently unveiled to the public. The SKN 997 turbo package comes in three stages. The stage 1 is outfitted with an enhanced ECU and an air filter which increases power up to 500 hp. Stage 2 of this Porsche Turbo series upgrade carries the power higher to 740Nm and 397kW/540hp and creates a power-weight reduction ratio of 2.94 kg per hp. This offers a very fast acceleration rate of 0 to 100 km/h (62 mph) in only 3.2 seconds.
The Porsche stage 3 adds a stainless steel exhaust system and two three-in-one tailpipes. This version even pushes the power level further to 780Nm and 416 kW / 566 hp. The power-weight ratio of stage 3 is 2.8 kg per hp which gives it a much faster acceleration rate of 0 to 100 km/h (62 mph)in just 3.1 seconds and a very high ceiling speed of 320 km/h (200 mph).
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