The commenter mentioned they were on the Autobahn at 160 kph/100 mph. The aerodynamic drag on your vehicle is 3 times higher going from 110 kph/70 mph to 160 kp

The commenter mentioned they were on the Autobahn at 160 kph/100 mph. The aerodynamic drag on your vehicle is 3 times higher going from 110 kph/70 mph to 160 kph/100 mph. No wonder the range went off the cliff.