Originally Posted by swamp2
The transmission is more succeptible to an excess of torque rather than an excess of power. This is how transmissions are rated by the OEMs after all. Either way this car is exceeding the torque limit for the transmission as well which is (if stock) 443 ft lb (600 Nm).
Transmissions are only affected by torque, not horsepower, since torque is the force that the clutch packs have to deal with. Transmissions really don't care about high horsepower numbers.