Audi A8 W12 6.0 Top Speed 295km/h
This is a software upgraded W12 12 cylinder 6.0 liter (366Cubic inches) engine at around 500hp. The run was done on a professionally monitored speedway. The speedometer went beyond the marked area, but would most definitely show about 320km/h. You can compare the speedometer numbers with the GPS numbers - the GPS is precise. The max speed should be around 300km/h (188mp/h)on high octane gas, this run was done on regular gas.
Audi A8 W12 6.0 Acceleration
This is a software upgraded 12 cylinder new generation engine that is supposed to produce around 500 horsepower. Stock is 450 brake HP. Should accelerate from 0-60mph in less than 5 seconds but this video was taken in a 30 degree F (0 Celsius) and using regular gas. Top speed coming soon - check out other videos.