Hartage Delimiting BMW M5

courtesy Herbert HARTGE GmbH & Co KG
10-04-2005

Up to 320 km/h with BMW M5

At last, something many M5 fans have long been waiting for is now possible: delimiting the top speed to raise it from 250 to 320 km/h. To this end, HARTGE has developed a supplementary module that (with no driver-training course) enables every M5 driver to experience his or her desire for maximum speed

The full length article can be found here:

link

From 155.3 mph to 198.8 mph aint bad.